{"title":"Geotech Bladder Pump Parts \u0026 Accessories","description":"\u003cp\u003eBladders, skip-bonded tubing, drop tube intake assemblies, quick connects and suspension cable for Geotech bladder pumps.\u003c\/p\u003e\u003cp\u003eConsumables are split by pump diameter so you cannot order the wrong size — check your pump before ordering bladders or tubing.\u003c\/p\u003e","products":[{"product_id":"coated-stainless-steel-suspension-cable","title":"Coated Stainless Steel Suspension Cable","description":"\u003cp\u003e\u003cstrong\u003eCoated stainless steel suspension cable\u003c\/strong\u003e for hanging bailers, pumps, and dedicated equipment where nylon cord will not do the job. The stainless core carries the load without stretching; the polymer jacket keeps the wire from contacting the sample and gives you a smooth, cleanable surface.\u003c\/p\u003e\n\u003cp\u003eTwo jacket materials are offered. \u003cstrong\u003eHDPE\u003c\/strong\u003e is the everyday choice — durable, inexpensive, and fine for routine groundwater work. \u003cstrong\u003eFEP\u003c\/strong\u003e is the inert option, appropriate where the cable will sit in contact with contaminated water long-term or where the analyte list rules out polyethylene.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Suspending dedicated bailers and bladder pumps in monitoring wells, deep-well deployments where cord stretch would throw off depth control, and long-term installations that stay downhole between sampling events. The heavier 3\/32\" x 1\/8\" FEP cable suits larger pumps and deeper settings.\u003c\/p\u003e\n\u003cp\u003eSold by the foot — specify the total length you need. For lighter-duty disposable applications, see \u003ca href=\"https:\/\/envirotechonline.com\/collections\/filters-bailers-gloves\/products\/voss-twine\" title=\"Bailer Cord\"\u003eBailer Cord\u003c\/a\u003e and \u003ca href=\"https:\/\/envirotechonline.com\/products\/bailer-retrieval-disposable-nylon-cartridges\" title=\"Nylon Twine Cartridges\"\u003eNylon Twine Cartridges\u003c\/a\u003e.\u003c\/p\u003e","brand":"Geotech Environmental Equipment, Inc.","offers":[{"title":"HDPE Coated Stainless, 1\/16\" x 3\/32\" - Per Foot","offer_id":48703498780862,"sku":"77051013","price":1.48,"currency_code":"USD","in_stock":true},{"title":"FEP Coated Stainless, 1\/16\" x 3\/32\" - Per Foot","offer_id":48703498813630,"sku":"77051004","price":1.74,"currency_code":"USD","in_stock":true},{"title":"FEP Coated Stainless, 3\/32\" x 1\/8\" - Per Foot","offer_id":48703498846398,"sku":"77051005","price":2.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/cable_fep_coated_ss.jpg?v=1786541144"},{"product_id":"geotech-bladder-pump-bladders-1-66","title":"Geotech Bladder Pump Bladders — 1.66\"","description":"\u003cp\u003eReplacement bladders for the \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-portable-bladder-pump-1-66\" title='1.66\" Portable Bladder Pump'\u003e1.66\" Geotech Portable Bladder Pump\u003c\/a\u003e. The bladder is the only part of the pump that contacts the sample, and it is a consumable — most programs fit a fresh one at each well to eliminate any possibility of carryover.\u003c\/p\u003e\n\u003ch3\u003ePTFE or polyethylene?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePTFE\u003c\/strong\u003e is chemically inert and the choice when the analyte list is sensitive or the method specifies it. It costs more per bladder but stands up to aggressive chemistry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolyethylene\u003c\/strong\u003e is inexpensive enough to treat as genuinely single-use. For routine monitoring across many wells, the 12-packs are the economical way to buy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRunning a PFAS-free pump?\u003c\/strong\u003e Fit the \u003cstrong\u003epolyethylene\u003c\/strong\u003e bladders only. PTFE is a fluoropolymer and is not part of the PFAS-free build — see the \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-1-66-portable-bladder-pump-repair-parts\" title='1.66\" PBP Repair Parts'\u003ePFAS-free parts list\u003c\/a\u003e for the other components that differ.\u003c\/p\u003e\n\u003cp\u003eMatch the bladder length to your pump body — an 18\" pump takes 18\" bladders, a 36\" pump takes 36\".\u003c\/p\u003e\n\u003cp\u003eEverything compatible with this diameter is in the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/bladder-pump-system-1-66\" title='1.66\" Bladder Pump System'\u003e1.66\" Bladder Pump System\u003c\/a\u003e collection.\u003c\/p\u003e","brand":"Geotech Environmental Equipment, Inc.","offers":[{"title":"PTFE, 1.66\" x 18\" — Each","offer_id":48703726878910,"sku":"21150054","price":51.6,"currency_code":"USD","in_stock":true},{"title":"Polyethylene, 1.66\" x 18\" — Each","offer_id":48703726911678,"sku":"21150055","price":11.0,"currency_code":"USD","in_stock":true},{"title":"Polyethylene, 1.66\" x 18\" — 12 Pack","offer_id":48703726944446,"sku":"21150056","price":80.0,"currency_code":"USD","in_stock":true},{"title":"PTFE, 1.66\" x 36\" — Each","offer_id":48703726977214,"sku":"21150141","price":102.0,"currency_code":"USD","in_stock":true},{"title":"Polyethylene, 1.66\" x 36\" — Each","offer_id":48703727009982,"sku":"21150140","price":20.0,"currency_code":"USD","in_stock":true},{"title":"Polyethylene, 1.66\" x 36\" — 12 Pack","offer_id":48703727042750,"sku":"21150139","price":72.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/portable_bladder_pumps_09efbc0e-4231-45d4-869c-5c74f7a0712f.jpg?v=1786543853"},{"product_id":"geotech-bladder-pump-bladders-0-85","title":"Geotech Bladder Pump Bladders — 0.85\"","description":"\u003cp\u003eReplacement bladders for the \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-portable-bladder-pump-0-85\" title='0.85\" Portable Bladder Pump'\u003e0.85\" Geotech Portable Bladder Pump\u003c\/a\u003e. The bladder is the only part of the pump that touches the sample, and it is a consumable — most programs fit a fresh one at each well so there is no possibility of carryover.\u003c\/p\u003e\n\u003ch3\u003ePTFE or polyethylene?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePTFE\u003c\/strong\u003e is chemically inert and the choice when the analyte list is sensitive or the method specifies it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolyethylene\u003c\/strong\u003e is cheap enough to treat as genuinely single-use. For routine monitoring across many wells, the 12-pack is the economical way to buy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEverything compatible with this diameter is in the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/bladder-pump-system-0-85\" title='0.85\" Bladder Pump System'\u003e0.85\" Bladder Pump System\u003c\/a\u003e collection.\u003c\/p\u003e","brand":"Geotech Environmental Equipment, Inc.","offers":[{"title":"PTFE, 0.85\" — Each","offer_id":48703727075518,"sku":"51150051","price":19.76,"currency_code":"USD","in_stock":true},{"title":"Polyethylene, 0.85\" — Each","offer_id":48703727108286,"sku":"21150100","price":11.0,"currency_code":"USD","in_stock":true},{"title":"Polyethylene, 0.85\" — 12 Pack","offer_id":48703727141054,"sku":"21150099","price":80.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/portable_bladder_pumps_1e63e720-dc96-47d7-9482-f134d1183d60.jpg?v=1786543854"},{"product_id":"geotech-bladder-pump-bladders-0-675","title":"Geotech Bladder Pump Bladders — 0.675\"","description":"\u003cp\u003eReplacement bladders for the \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-portable-bladder-pump-0-675\" title='0.675\" Portable Bladder Pump'\u003e0.675\" Geotech Portable Bladder Pump\u003c\/a\u003e. The bladder is the only part of the pump that touches the sample, and it is a consumable — most programs fit a fresh one at each well so there is no possibility of carryover.\u003c\/p\u003e\n\u003ch3\u003ePTFE or polyethylene?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePTFE\u003c\/strong\u003e is chemically inert and the choice when the analyte list is sensitive or the method specifies it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolyethylene\u003c\/strong\u003e is cheap enough to treat as genuinely single-use. For routine monitoring across many wells, the 12-pack is the economical way to buy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEverything compatible with this diameter is in the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/bladder-pump-system-0-675\" title='0.675\" Bladder Pump System'\u003e0.675\" Bladder Pump System\u003c\/a\u003e collection.\u003c\/p\u003e","brand":"Geotech Environmental Equipment, Inc.","offers":[{"title":"PTFE, 0.675\" — Each","offer_id":48703727173822,"sku":"51150126","price":19.76,"currency_code":"USD","in_stock":true},{"title":"Polyethylene, 0.675\" — Each","offer_id":48703727206590,"sku":"21150102","price":11.0,"currency_code":"USD","in_stock":true},{"title":"Polyethylene, 0.675\" — 12 Pack","offer_id":48703727239358,"sku":"21150101","price":80.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/portable_bladder_pumps_2508207d-6def-4bf7-ba5c-870da859d691.jpg?v=1786543855"},{"product_id":"geotech-bladder-pump-tubing-1-66","title":"Geotech Bladder Pump Tubing — 1.66\"","description":"\u003cp\u003eSkip-bonded tubing for the \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-portable-bladder-pump-1-66\" title='1.66\" Portable Bladder Pump'\u003e1.66\" Geotech Portable Bladder Pump\u003c\/a\u003e. Air and discharge lines are bonded together at intervals, so a single run goes down the well and comes back up without tangling or separating.\u003c\/p\u003e\n\u003cp\u003eThis size pairs a \u003cstrong\u003e1\/4\" x 3\/8\" discharge\u003c\/strong\u003e line with a \u003cstrong\u003e0.17\" x 1\/4\" air\u003c\/strong\u003e line — the configuration the 1.66\" pump is plumbed for. Sold by the foot; order the total depth you need plus working slack at surface.\u003c\/p\u003e\n\u003ch3\u003eChoosing a material\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLDPE\u003c\/strong\u003e — the standard, most flexible option and the easiest to handle on a reel in cold weather.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHDPE\u003c\/strong\u003e — stiffer and more abrasion-resistant; holds up better in deep or rough casings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFEP-lined LDPE\u003c\/strong\u003e — an inert fluoropolymer flow path with a polyethylene outer wall. Use where the analyte list rules out direct contact with polyethylene.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEverything compatible with this diameter is in the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/bladder-pump-system-1-66\" title='1.66\" Bladder Pump System'\u003e1.66\" Bladder Pump System\u003c\/a\u003e collection.\u003c\/p\u003e","brand":"Geotech Environmental Equipment, Inc.","offers":[{"title":"LDPE, 1\/4\" x 3\/8\" Discharge x 0.17\" x 1\/4\" Air — Per Foot","offer_id":48703727272126,"sku":"87050521","price":1.4,"currency_code":"USD","in_stock":true},{"title":"HDPE, 1\/4\" x 3\/8\" Discharge x 0.17\" x 1\/4\" Air — Per Foot","offer_id":48703727304894,"sku":"87050631","price":1.4,"currency_code":"USD","in_stock":true},{"title":"FEP-Lined LDPE, 1\/4\" x 3\/8\" Discharge x 0.17\" x 1\/4\" Air — Per Foot","offer_id":48703727337662,"sku":"87050522","price":3.25,"currency_code":"USD","in_stock":true},{"title":"HDPE, 1\/4\" x 3\/8\" Both Lines (Dedicated Systems) — Per Foot","offer_id":48703727370430,"sku":"87050632","price":1.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/bonded_tubing_cd05655a-611d-43c4-bb70-f18ffdab7573.jpg?v=1786543802"},{"product_id":"geotech-bladder-pump-tubing-0-675-amp-0-85","title":"Geotech Bladder Pump Tubing — 0.675\" \u0026amp; 0.85\"","description":"\u003cp\u003eSkip-bonded tubing for the \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-portable-bladder-pump-0-675\" title='0.675\" Portable Bladder Pump'\u003e0.675\"\u003c\/a\u003e and \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-portable-bladder-pump-0-85\" title='0.85\" Portable Bladder Pump'\u003e0.85\"\u003c\/a\u003e Geotech Portable Bladder Pumps. Air and discharge lines are bonded together at intervals so a single run goes down the well and back without tangling.\u003c\/p\u003e\n\u003cp\u003eBoth small-diameter pumps use the same \u003cstrong\u003e0.17\" x 1\/4\"\u003c\/strong\u003e line on the air and discharge sides, so one tubing size serves both. Sold by the foot — order your total depth plus working slack at surface.\u003c\/p\u003e\n\u003ch3\u003eChoosing a material\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLDPE\u003c\/strong\u003e — the standard, most flexible option and the easiest to handle on a reel in cold weather.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHDPE\u003c\/strong\u003e — stiffer and more abrasion-resistant; holds up better in deep or rough casings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFEP-lined LDPE\u003c\/strong\u003e — an inert fluoropolymer flow path with a polyethylene outer wall. Use where the analyte list rules out direct contact with polyethylene.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSee the matching \u003ca href=\"https:\/\/envirotechonline.com\/collections\/bladder-pump-system-0-675\" title='0.675\" Bladder Pump System'\u003e0.675\"\u003c\/a\u003e and \u003ca href=\"https:\/\/envirotechonline.com\/collections\/bladder-pump-system-0-85\" title='0.85\" Bladder Pump System'\u003e0.85\"\u003c\/a\u003e system collections for everything else that fits these pumps.\u003c\/p\u003e","brand":"Geotech Environmental Equipment, Inc.","offers":[{"title":"LDPE, 0.17\" x 1\/4\" Air x 0.17\" x 1\/4\" Discharge — Per Foot","offer_id":48703727468734,"sku":"87050527","price":1.4,"currency_code":"USD","in_stock":true},{"title":"HDPE, 0.17\" x 1\/4\" Air x 0.17\" x 1\/4\" Discharge — Per Foot","offer_id":48703727501502,"sku":"87050630","price":1.4,"currency_code":"USD","in_stock":true},{"title":"FEP-Lined LDPE, 0.17\" x 1\/4\" Air x 0.17\" x 1\/4\" Discharge — Per Foot","offer_id":48703727534270,"sku":"87050526","price":2.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/bonded_tubing_8439d7f1-0d1f-4ec8-b5d0-fc3cc9f5e53b.jpg?v=1786543803"},{"product_id":"geotech-bladder-pump-drop-tube-intake-assemblies","title":"Geotech Bladder Pump Drop Tube Intake Assemblies","description":"\u003cp\u003eDrop tube intake assemblies for Geotech Portable Bladder Pumps. A drop tube moves the intake point below the pump body, so you can draw from near the base of the screened interval without lowering the whole pump to that depth.\u003c\/p\u003e\n\u003cp\u003eThat matters in short screens and in wells where you want the intake at a specific horizon — you set the pump where it fits and let the drop tube reach the water you actually want to sample.\u003c\/p\u003e\n\u003cp\u003eEach assembly includes the hose barb sized for its pump: \u003cstrong\u003e1\/2\"\u003c\/strong\u003e on the 1.66\" assemblies and \u003cstrong\u003e1\/4\"\u003c\/strong\u003e on the 0.675\" and 0.85\" assemblies. A \u003cstrong\u003ePFAS-free\u003c\/strong\u003e version of the 1.66\" assembly is available for programs where PFAS is an analyte.\u003c\/p\u003e\n\u003cp\u003eThese are replacement and add-on assemblies. Pumps ordered in a drop tube configuration already include one — see the drop tube options on the \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-portable-bladder-pump-1-66\" title='1.66\" Pump'\u003e1.66\"\u003c\/a\u003e, \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-portable-bladder-pump-0-85\" title='0.85\" Pump'\u003e0.85\"\u003c\/a\u003e and \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-portable-bladder-pump-0-675\" title='0.675\" Pump'\u003e0.675\"\u003c\/a\u003e pumps.\u003c\/p\u003e","brand":"Geotech Environmental Equipment, Inc.","offers":[{"title":"1.66\" Drop Tube Intake w\/ 1\/2\" Hose Barb","offer_id":48703727698110,"sku":"51150071","price":233.0,"currency_code":"USD","in_stock":true},{"title":"1.66\" Drop Tube Intake w\/ 1\/2\" Hose Barb — PFAS-Free","offer_id":48703727730878,"sku":"51150078","price":233.0,"currency_code":"USD","in_stock":true},{"title":"0.85\" Drop Tube Intake w\/ 1\/4\" Hose Barb","offer_id":48703727763646,"sku":"51150069","price":199.0,"currency_code":"USD","in_stock":true},{"title":"0.675\" Drop Tube Intake w\/ 1\/4\" Hose Barb","offer_id":48703727796414,"sku":"51150070","price":176.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/bladder_pump_drop_tubes.jpg?v=1786543806"},{"product_id":"geotech-bladder-pump-quick-connects","title":"Geotech Bladder Pump Quick Connects","description":"\u003cp\u003eStainless steel push\/pull quick connects for bladder pump air and discharge lines. They let you break and remake the connection between controller, tubing and pump without tools — which is what you want when you are moving between wells all day.\u003c\/p\u003e\n\u003cp\u003eSized \u003cstrong\u003e1\/4\" x 1\/4\"\u003c\/strong\u003e for standard portable setups and \u003cstrong\u003e3\/8\" x 3\/8\"\u003c\/strong\u003e for the larger compression-fitting systems used with the large reels and dedicated installations.\u003c\/p\u003e\n\u003cp\u003eAlso available: \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-bladder-pump-tubing-1-66\" title='1.66\" Tubing'\u003e1.66\" tubing\u003c\/a\u003e, \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-bladder-pump-tubing-0-675-0-85\" title=\"Small-diameter Tubing\"\u003e0.675\" \u0026amp; 0.85\" tubing\u003c\/a\u003e, and the full \u003ca href=\"https:\/\/envirotechonline.com\/collections\/geotech-bladder-pump-parts-accessories\" title=\"Bladder Pump Parts \u0026amp; Accessories\"\u003eBladder Pump Parts \u0026amp; Accessories\u003c\/a\u003e range.\u003c\/p\u003e","brand":"Geotech Environmental Equipment, Inc.","offers":[{"title":"1\/4\" x 1\/4\" Push\/Pull, SS6","offer_id":48703728255166,"sku":"17200406","price":105.0,"currency_code":"USD","in_stock":true},{"title":"3\/8\" x 3\/8\" Push\/Pull, SS6","offer_id":48703728287934,"sku":"17200338","price":125.0,"currency_code":"USD","in_stock":true}]},{"product_id":"geotech-geocontrol-pro-repair-parts","title":"Geotech GeoControl Pro Repair Parts","description":"\u003cp\u003eField-replaceable parts for the \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-portable-bladder-pumps-controller-pro\" title=\"GeoControl Pro\"\u003eGeotech geocontrol PRO™\u003c\/a\u003e bladder pump controller — from the compressor and PCB down to individual screws and washers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eItem numbers match the exploded parts diagram\u003c\/strong\u003e shown above, which is reproduced from Section 7 of the controller manual. Find the part on the diagram, note its number, then select the matching option below.\u003c\/p\u003e\n\u003ch3\u003eCommon Parts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem 31 — Compressor.\u003c\/strong\u003e The single most common wear item; it runs every cycle and is the usual cause of a controller that powers up but builds no pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem 16 — Solenoid.\u003c\/strong\u003e Directs air to the pump and vents it. A \u003cstrong\u003erebuild kit\u003c\/strong\u003e and \u003cstrong\u003ereplacement O-rings\u003c\/strong\u003e are stocked separately and will often restore a sticking solenoid for a fraction of the replacement cost — try those first.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem 26 — PCB assembly.\u003c\/strong\u003e Potted 75-second timer board; replace when timing becomes erratic or the unit will not cycle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem 12a\/12b — Pressure gauge.\u003c\/strong\u003e Panel mount 1–100 PSI. Worth replacing as soon as the reading is suspect, since every pressure diagnosis depends on it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItems 2, 3, 6 — Potentiometer, switch, circuit breaker.\u003c\/strong\u003e The front-panel controls, and straightforward swaps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFasteners, hose barbs, fittings and hardware are listed individually so a rebuild can be ordered complete in one go.\u003c\/p\u003e\n\u003ch3\u003eBefore you order\u003c\/h3\u003e\n\u003cp\u003eIf the controller powers up but will not build pressure, work through the troubleshooting section of the manual first — the fault is often a cut or kinked air line rather than a controller part. Geotech Service can also advise on whether a unit is worth repairing in the field or should be returned: \u003cstrong\u003e1-800-833-7958\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eSee also the full \u003ca href=\"https:\/\/envirotechonline.com\/collections\/geotech-bladder-pump-parts-accessories\" title=\"Bladder Pump Parts \u0026amp; Accessories\"\u003eBladder Pump Parts \u0026amp; Accessories\u003c\/a\u003e range.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Geotech_Geocontrol_PRO_Pump_Controller.pdf\" title=\"Manual\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e | \u003ca href=\"https:\/\/www.geotechenv.com\/pdf\/ground_water_sampling_equipment\/geocontrol_pro.pdf\" title=\"Specifications\" rel=\"noopener\" target=\"_blank\"\u003eSpecifications\u003c\/a\u003e\u003c\/p\u003e","brand":"Geotech Environmental Equipment, Inc.","offers":[{"title":"1a \/ 1b — Enclosure, CE Silkscreened (75s Timer)","offer_id":48703744999614,"sku":"51150121","price":352.0,"currency_code":"USD","in_stock":true},{"title":"2 — Potentiometer, 10K 20% w\/ Knob","offer_id":48703745032382,"sku":"11150244","price":50.0,"currency_code":"USD","in_stock":true},{"title":"3 — Switch","offer_id":48703745065150,"sku":"11150248","price":22.0,"currency_code":"USD","in_stock":true},{"title":"4 — Hose Barb, SS4 Bulkhead, .170 x 1\/8\"","offer_id":48703745097918,"sku":"21150021","price":28.0,"currency_code":"USD","in_stock":true},{"title":"5 — Connector, AMP Male, Panel Mount","offer_id":48703745130686,"sku":"17200014","price":14.0,"currency_code":"USD","in_stock":true},{"title":"6 — Circuit Breaker, 15 Amp","offer_id":48703745163454,"sku":"11150247","price":30.0,"currency_code":"USD","in_stock":true},{"title":"7 — Foot, Rubber 7\/8\" w\/ Washer","offer_id":48703745196222,"sku":"11150262","price":2.5,"currency_code":"USD","in_stock":true},{"title":"8 — Screw, SS8 4-40 x 7\/16\" Flat Head Phillips","offer_id":48703745228990,"sku":"16700007","price":0.31,"currency_code":"USD","in_stock":true},{"title":"9 — Screw, SS8 8-32 x 1\/2\" Pan Head","offer_id":48703745261758,"sku":"PPF036001","price":1.0,"currency_code":"USD","in_stock":true},{"title":"10 — Handle, Polyethylene","offer_id":48703745294526,"sku":"11350009","price":15.79,"currency_code":"USD","in_stock":true},{"title":"11 — Tee, Brass 1\/8\" NPT (F x F x F)","offer_id":48703745327294,"sku":"PPP047034","price":18.0,"currency_code":"USD","in_stock":true},{"title":"12a \/ 12b — Gauge, Panel Mount 1–100 PSI w\/ Mounting Clamp","offer_id":48703745360062,"sku":"11150254","price":113.0,"currency_code":"USD","in_stock":true},{"title":"13 — Screw, SS8 6-32 x 1\/4\" Pan Head","offer_id":48703745392830,"sku":"17200078","price":0.28,"currency_code":"USD","in_stock":true},{"title":"14 — Nut, Hex 4-40 Nyloc","offer_id":48703745425598,"sku":"17200046","price":1.06,"currency_code":"USD","in_stock":true},{"title":"15 — Washer, SS8 #8 Lock","offer_id":48703745458366,"sku":"17200081","price":0.28,"currency_code":"USD","in_stock":true},{"title":"16 — Solenoid, 12V (Pro\/Sipper)","offer_id":48703745491134,"sku":"11150249","price":225.0,"currency_code":"USD","in_stock":true},{"title":"16 — Solenoid Rebuild Kit (for Solenoid 11150249)","offer_id":48703745523902,"sku":"11150433","price":40.0,"currency_code":"USD","in_stock":true},{"title":"16 — O-Rings, Solenoid Valve, 6-Pack (for Solenoid 11150249)","offer_id":48703745556670,"sku":"16550308","price":18.0,"currency_code":"USD","in_stock":true},{"title":"17 — Standoff, Nylon .187 x .437 x .375\"","offer_id":48703745589438,"sku":"17500355","price":0.51,"currency_code":"USD","in_stock":true},{"title":"18 — Screw, SS8 4-40 x 1.25\" Flat Head","offer_id":48703745622206,"sku":"PPF051015","price":1.55,"currency_code":"USD","in_stock":true},{"title":"19 — Screw, SS8 6-32 x 3\/8\" Flat Head","offer_id":48703745654974,"sku":"PPF013034","price":0.5,"currency_code":"USD","in_stock":true},{"title":"20 — Hose Barb, Brass 90° .170 x 1\/8\" MPT","offer_id":48703745687742,"sku":"17200393","price":18.0,"currency_code":"USD","in_stock":true},{"title":"21 — Vent, Breather 1\/4\" NPT","offer_id":48703745720510,"sku":"11150252","price":9.0,"currency_code":"USD","in_stock":true},{"title":"22 — Plug, Brass 1\/4\" NPT Socket","offer_id":48703745753278,"sku":"11150251","price":18.0,"currency_code":"USD","in_stock":true},{"title":"23 — Nut, SS8 5\/16\"-32 Hex Thin","offer_id":48703745786046,"sku":"11150261","price":1.25,"currency_code":"USD","in_stock":true},{"title":"24 — Clamp, Nylon 1\/4\" Snapper","offer_id":48703745818814,"sku":"11150259","price":1.45,"currency_code":"USD","in_stock":true},{"title":"25 — Quick Connect, Nickel 1\/4 x 1\/8\" MPT Push\/Pull","offer_id":48703745851582,"sku":"PPP103001","price":15.0,"currency_code":"USD","in_stock":true},{"title":"26 — PCB Assembly, Potted (75s Timer)","offer_id":48703745884350,"sku":"51150054","price":349.0,"currency_code":"USD","in_stock":true},{"title":"27–29 — Tubing, FEP .170 x 1\/4\" — Per Foot","offer_id":48703745917118,"sku":"87050509","price":3.5,"currency_code":"USD","in_stock":true},{"title":"30 — Diode, Schottky 100V 40A TO-247AC","offer_id":48703745949886,"sku":"16550223","price":11.0,"currency_code":"USD","in_stock":true},{"title":"31 — Compressor (Pro\/Sipper)","offer_id":48703745982654,"sku":"11150325","price":850.0,"currency_code":"USD","in_stock":true},{"title":"32 — Hose Barb, Brass .17 x 1\/4\" MPT","offer_id":48703746015422,"sku":"16550032","price":11.0,"currency_code":"USD","in_stock":true},{"title":"33 — Washer, SS8 #10 Lock","offer_id":48703746048190,"sku":"PPF022003","price":0.3,"currency_code":"USD","in_stock":true},{"title":"34 — Screw, SS8 10-32 x 5\/8\" Pan Head","offer_id":48703746080958,"sku":"PPF037008","price":0.5,"currency_code":"USD","in_stock":true},{"title":"N\/S — Washer, SS410 5\/16\" Internal Tooth (Not Shown on Diagram)","offer_id":48703746113726,"sku":"17500339","price":0.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/geocontrol_pro_parts_diagram_1.png?v=1786550058"},{"product_id":"geotech-1-66-portable-bladder-pump-repair-parts","title":"Geotech 1.66\" Portable Bladder Pump Repair Parts","description":"\u003cp\u003eField-replaceable parts for the \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-portable-bladder-pump-1-66\" title='1.66\" Portable Bladder Pump'\u003e1.66\" Geotech Portable Bladder Pump\u003c\/a\u003e — housings, caps, check balls, O-rings, screens and the complete intake assemblies. Covers both the \u003cstrong\u003estandard\u003c\/strong\u003e and \u003cstrong\u003ePFAS-free\u003c\/strong\u003e builds of the pump.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eItem numbers match the exploded diagram\u003c\/strong\u003e shown above, reproduced from Section 7 of the pump manual. The diagram illustrates the 18\" model; the 36\" pump is identical apart from the housing and upper cap, which are listed in both lengths.\u003c\/p\u003e\n\u003ch3\u003eStandard or PFAS-free — which parts differ\u003c\/h3\u003e\n\u003cp\u003eMost of the pump is common to both builds. The difference is confined to the parts with a polymer in the wetted path, because the standard pump uses fluoropolymers (PTFE, Viton) that a PFAS-free program cannot accept:\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eStandard\u003c\/th\u003e\n\u003cth\u003ePFAS-Free\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5 — Compression ring\u003c\/td\u003e\n\u003ctd\u003ePTFE\u003c\/td\u003e\n\u003ctd\u003eHDPE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7, 8, 12, 14 — O-rings\u003c\/td\u003e\n\u003ctd\u003eViton\u003c\/td\u003e\n\u003ctd\u003eBuna-N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e9 — Hanger assembly\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003ePFAS-free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19 — Bottom intake assembly\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003ePFAS-free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20 — Lower cap assembly\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003ePFAS-free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eEverything else — housings, hose barbs, check balls, upper and lower caps, retainer plug, screen, disc, snap ring, drop tube components and tubing — is the same part in either build. Spare parts kits, O-ring service kits and thread tape are stocked in both versions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBladder caution for PFAS-free pumps:\u003c\/strong\u003e the \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-bladder-pump-bladders-1-66\" title='1.66\" Bladders'\u003e1.66\" bladders\u003c\/a\u003e are stocked in polyethylene and PTFE. \u003cstrong\u003eOnly the polyethylene bladders are PFAS-free\u003c\/strong\u003e — PTFE is a fluoropolymer, so do not fit one to a PFAS-free pump.\u003c\/p\u003e\n\u003ch3\u003eHow the pump comes apart\u003c\/h3\u003e\n\u003cp\u003eThe diagram groups the pump into four sub-assemblies, which is also the order you work through a rebuild:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing (2)\u003c\/strong\u003e — the outer stainless tube, sized 18\" or 36\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBladder Assembly (1, 5)\u003c\/strong\u003e — the bladder plus its compression ring. The bladder is a consumable, stocked separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump Assembly (3, 4, 6–14)\u003c\/strong\u003e — upper cap weldment, hose barbs, hanger, check balls and the O-ring set. This is where most wear shows up.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBottom Intake (15–19)\u003c\/strong\u003e or \u003cstrong\u003eOptional Drop Tube Assembly (20–25)\u003c\/strong\u003e, depending on your pump's configuration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat usually needs replacing\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eO-rings (7, 8, 12, 14).\u003c\/strong\u003e The most common cause of a pump that will not hold pressure or lift a full column. The \u003cstrong\u003eO-Ring Service Kit\u003c\/strong\u003e covers the whole set in one order and is the sensible first move on any underperforming pump — order the version matching your build.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck balls (6, 13).\u003c\/strong\u003e A scarred or seated ball stops the pump sealing on the up-stroke.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntake screen (16).\u003c\/strong\u003e Replace when clogged or deformed after sediment-heavy work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpare Parts Kit.\u003c\/strong\u003e Bundles the common wear items — worth carrying one per crew as a field spare.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTwo items on the diagram are stocked on their own pages: \u003cstrong\u003eitem 1\u003c\/strong\u003e bladders, and \u003cstrong\u003eitem 24\u003c\/strong\u003e, the complete \u003ca href=\"https:\/\/envirotechonline.com\/products\/geotech-bladder-pump-drop-tube-intake-assemblies\" title=\"Drop Tube Intake Assemblies\"\u003edrop tube intake assembly\u003c\/a\u003e — available there in both standard and PFAS-free.\u003c\/p\u003e\n\u003cp\u003eGeotech Service can advise on whether a pump is worth rebuilding in the field: \u003cstrong\u003e1-800-833-7958\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eSee also the \u003ca href=\"https:\/\/envirotechonline.com\/collections\/bladder-pump-system-1-66\" title='1.66\" Bladder Pump System'\u003e1.66\" Bladder Pump System\u003c\/a\u003e collection.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Geotech_Portable_Bladder_Pump.pdf\" title=\"Manual\" rel=\"noopener\" target=\"_blank\"\u003eInstallation \u0026amp; Operation Manual\u003c\/a\u003e | \u003ca href=\"https:\/\/www.geotechenv.com\/Manuals\/Geotech_PFAS_Free_Portable_Bladder_Pump.pdf\" title=\"PFAS-Free Manual\" rel=\"noopener\" target=\"_blank\"\u003ePFAS-Free Manual\u003c\/a\u003e | \u003ca href=\"https:\/\/www.geotechenv.com\/pdf\/ground_water_sampling_equipment\/portable_bladder_pumps.pdf\" title=\"Specifications\" rel=\"noopener\" target=\"_blank\"\u003eSpecifications\u003c\/a\u003e\u003c\/p\u003e","brand":"Geotech Environmental Equipment, Inc.","offers":[{"title":"2 — Housing, SS6 1.66\" x 18\"","offer_id":48704061309118,"sku":"21150041","price":171.0,"currency_code":"USD","in_stock":true},{"title":"2 — Housing, SS6 1.66\" x 36\"","offer_id":48704061341886,"sku":"51150141","price":317.0,"currency_code":"USD","in_stock":true},{"title":"3 — Hose Barb, SS6 Modified 1\/4 x 1\/4\" MPT (Discharge Line)","offer_id":48704061374654,"sku":"11150106","price":32.0,"currency_code":"USD","in_stock":true},{"title":"4 — Hose Barb, SS6 .170 x 1\/8\" MPT (Air Line)","offer_id":48704061407422,"sku":"21150019","price":30.0,"currency_code":"USD","in_stock":true},{"title":"5 — Compression Ring, PTFE","offer_id":48704061440190,"sku":"21150042","price":29.0,"currency_code":"USD","in_stock":true},{"title":"6 — Check Ball, SS6 3\/8\"","offer_id":48704061472958,"sku":"17500081","price":5.0,"currency_code":"USD","in_stock":true},{"title":"7 — O-Ring, Viton 2.5 mm x 23 mm","offer_id":48704061505726,"sku":"11150319","price":5.25,"currency_code":"USD","in_stock":true},{"title":"8 — O-Ring, Viton 2.5 mm x 36 mm","offer_id":48704061538494,"sku":"11150318","price":7.0,"currency_code":"USD","in_stock":true},{"title":"9 — Hanger Assembly w\/ Safety Cable — Standard","offer_id":48704061571262,"sku":"51150068","price":27.0,"currency_code":"USD","in_stock":true},{"title":"10 — Upper Cap Weldment, SS 1.66\" x 18\"","offer_id":48704061604030,"sku":"21150091","price":242.0,"currency_code":"USD","in_stock":true},{"title":"10 — Upper Cap Weldment, SS 1.66\" x 36\"","offer_id":48704061636798,"sku":"21150136","price":296.0,"currency_code":"USD","in_stock":true},{"title":"11 — Ball Retainer Plug","offer_id":48704061669566,"sku":"21150096","price":22.0,"currency_code":"USD","in_stock":true},{"title":"12 — O-Ring, Viton #014","offer_id":48704061702334,"sku":"17500119","price":2.37,"currency_code":"USD","in_stock":true},{"title":"13 — Check Ball, SS6 1\/2\"","offer_id":48704061735102,"sku":"17500082","price":9.0,"currency_code":"USD","in_stock":true},{"title":"14 — O-Ring, Viton 2 mm x 20 mm","offer_id":48704061767870,"sku":"11150332","price":6.75,"currency_code":"USD","in_stock":true},{"title":"15 — Lower Cap, SS6","offer_id":48704061800638,"sku":"21150094","price":215.0,"currency_code":"USD","in_stock":true},{"title":"16 — Intake Screen, SS6","offer_id":48704061833406,"sku":"21150095","price":20.0,"currency_code":"USD","in_stock":true},{"title":"17 — Disc, Stainless Steel","offer_id":48704061866174,"sku":"21150148","price":7.37,"currency_code":"USD","in_stock":true},{"title":"18 — Snap Ring, SS6 Internal","offer_id":48704061898942,"sku":"11150051","price":5.27,"currency_code":"USD","in_stock":true},{"title":"19 — Bottom Intake Assembly (Complete) — Standard","offer_id":48704061931710,"sku":"51150067","price":284.0,"currency_code":"USD","in_stock":true},{"title":"20 — Lower Cap Assembly, Drop Tube w\/ 1\/2\" Hose Barb — Standard","offer_id":48704061964478,"sku":"51150128","price":227.0,"currency_code":"USD","in_stock":true},{"title":"21 — Drop Tube Lower Cap, SS","offer_id":48704061997246,"sku":"21150098","price":215.0,"currency_code":"USD","in_stock":true},{"title":"22 — Hose Barb, SS6 1\/2 x 3\/8\" MPT","offer_id":48704062030014,"sku":"16600217","price":33.69,"currency_code":"USD","in_stock":true},{"title":"23 — Tubing, LDPE 1\/2 x 5\/8\" — Per Foot","offer_id":48704062062782,"sku":"87050504","price":0.55,"currency_code":"USD","in_stock":true},{"title":"25 — Drop Tube Intake","offer_id":48704062095550,"sku":"21150113","price":185.0,"currency_code":"USD","in_stock":true},{"title":"Spare Parts Kit — 1.66\" PBP — Standard","offer_id":48704062128318,"sku":"51150066","price":105.0,"currency_code":"USD","in_stock":true},{"title":"O-Ring Service Kit — 1.66\" PBP, Full Set — Standard","offer_id":48704062161086,"sku":"91150012","price":35.0,"currency_code":"USD","in_stock":true},{"title":"Bushing, Modified 1\/8 x 1\/4\" MPT (Discharge)","offer_id":48704062193854,"sku":"57200016","price":30.0,"currency_code":"USD","in_stock":true},{"title":"5 — Compression Ring, HDPE — PFAS-Free","offer_id":48704082575550,"sku":"21150149","price":29.0,"currency_code":"USD","in_stock":true},{"title":"7 — O-Ring, Buna-N 2.5 mm x 23 mm — PFAS-Free","offer_id":48704082608318,"sku":"11150455","price":4.0,"currency_code":"USD","in_stock":true},{"title":"8 — O-Ring, Buna-N 2.5 mm x 36 mm — PFAS-Free","offer_id":48704082641086,"sku":"11154056","price":5.0,"currency_code":"USD","in_stock":true},{"title":"9 — Hanger Assembly w\/ Safety Cable — PFAS-Free","offer_id":48704082673854,"sku":"51150144","price":27.0,"currency_code":"USD","in_stock":true},{"title":"12 — O-Ring, Buna-N #014 — PFAS-Free","offer_id":48704082706622,"sku":"11154057","price":3.0,"currency_code":"USD","in_stock":true},{"title":"14 — O-Ring, Buna-N 2 mm x 20 mm — PFAS-Free","offer_id":48704082739390,"sku":"11154058","price":3.0,"currency_code":"USD","in_stock":true},{"title":"19 — Bottom Intake Assembly (Complete) — PFAS-Free","offer_id":48704082772158,"sku":"51150145","price":284.0,"currency_code":"USD","in_stock":true},{"title":"20 — Lower Cap Assembly, Drop Tube w\/ 1\/2\" Hose Barb — PFAS-Free","offer_id":48704082804926,"sku":"51150146","price":227.0,"currency_code":"USD","in_stock":true},{"title":"Spare Parts Kit — 1.66\" PBP — PFAS-Free","offer_id":48704082837694,"sku":"51150079","price":105.0,"currency_code":"USD","in_stock":true},{"title":"O-Ring Service Kit — 1.66\" PBP, Full Set — PFAS-Free","offer_id":48704082870462,"sku":"91150022","price":35.0,"currency_code":"USD","in_stock":true},{"title":"Thread Tape, 1\/2\" x 600 ft — PFAS-Free","offer_id":48704082903230,"sku":"21150153","price":14.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/9926\/6750\/files\/pbp_166_parts_diagram.png?v=1786550436"}],"url":"https:\/\/envirotechonline.com\/collections\/geotech-bladder-pump-parts-accessories.oembed","provider":"EnviroTech Services","version":"1.0","type":"link"}