{"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","url":"https:\/\/envirotechonline.com\/products\/geotech-bladder-pump-bladders-1-66","provider":"EnviroTech Services","version":"1.0","type":"link"}