{"product_id":"fibropool-swimming-pool-check-valve-2-in-posi-close-positive-seal","title":"FibroPool Swimming Pool Check Valve 2 in Posi-Close - Positive Seal","description":"\u003cp\u003eIn this review the FibroPool 2 in Posi-Close check valve is evaluated for pool and spa owners who need a simple, serviceable backflow solution. The bottom line: this valve is for anyone installing heaters, chemical dispensers or salt generators who wants a lubeless, spring-loaded check that opens at a reliable low pressure; it installs with standard 2 in glue connections and its CPVC body resists temperature and impact during normal pool service.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 in slip ports:\u003c\/strong\u003e The valve accepts standard 2 in pipe glued directly into the ports, making retrofit or new installations straightforward.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosi-Close spring action:\u003c\/strong\u003e The spring-loaded mechanism opens at about 5 PSI, providing consistent flow control for downstream equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCPVC construction:\u003c\/strong\u003e The body material gives improved temperature and impact resistance compared with basic plastics, which helps in outdoor pool applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePTFE lubeless seats:\u003c\/strong\u003e Serviceable seats do not require grease or lube, reducing maintenance steps and contamination risk for chemical systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eServiceable design:\u003c\/strong\u003e The valve can be disassembled for inspection or replacement of internal parts without replacing the entire assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe FibroPool Posi-Close check valve is best for pool professionals and knowledgeable DIYers installing or upgrading heater lines, chemical dispensers, or salt chlorinators where a positive seal and predictable opening pressure are important. Its 2 in slip connections make it suitable for many common plumbing runs around residential pools.\u003c\/p\u003e\u003cp\u003eThose who should look elsewhere include users needing very high pressure ratings beyond typical pool equipment or those requiring threaded connections without glue fittings; adapters can be used but a different valve type may be more convenient for non-glued systems.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpring-loaded 5 PSI opening gives consistent performance and helps protect downstream equipment.\u003c\/li\u003e\n\u003cli\u003ePTFE lubeless seats reduce maintenance and eliminate the need for grease in chemical systems.\u003c\/li\u003e\n\u003cli\u003eCPVC body offers enhanced temperature and impact resistance for outdoor pool environments.\u003c\/li\u003e\n\u003cli\u003eSimple 2 in slip ports make installation quick for standard PVC pipe runs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSome users report mixed experience with long-term durability, so heavier commercial duty use may need a higher-rated valve.\u003c\/li\u003e\n\u003cli\u003eRequires glued 2 in slip connections, which may not suit systems built with threaded fittings without adapters.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e2 in Posi-Close check valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePort size\u003c\/td\u003e\n\u003ctd\u003e2 in slip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOpening pressure\u003c\/td\u003e\n\u003ctd\u003eSpring opens at 5 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody material\u003c\/td\u003e\n\u003ctd\u003eCPVC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat material\u003c\/td\u003e\n\u003ctd\u003ePTFE lubeless seats\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eServiceability\u003c\/td\u003e\n\u003ctd\u003eServiceable internal components\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe FibroPool 2 in Posi-Close check valve is a practical, value-minded choice for residential pool owners and installers needing a reliable check with a positive seal and low opening pressure. Its CPVC construction and lubeless PTFE seats reduce routine maintenance and make it a sensible pick for heater and chemical or salt generator lines, though those needing threaded connections or extreme commercial durability should consider alternate fittings.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan I glue standard 2 in PVC pipe into this valve?\u003c\/strong\u003e\u003cbr\u003eYes, the valve is designed with 2 in slip ports so standard 2 in pipe can be glued directly into the ports.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAt what pressure does the valve open?\u003c\/strong\u003e\u003cbr\u003eThe spring-loaded mechanism is set to open at approximately 5 PSI to allow reliable flow for heaters and chemical feeders.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes the valve need grease or regular lubrication?\u003c\/strong\u003e\u003cbr\u003eNo, the PTFE seats are lubeless and the valve is serviceable without the need for grease.\u003c\/p\u003e","brand":"FibroPool","offers":[{"title":"Default Title","offer_id":48627389268187,"sku":"B08QDP4DDS","price":54.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71ylrF21XGL._AC_SL1500.jpg?v=1778485035","url":"https:\/\/gearmusthave.com\/products\/fibropool-swimming-pool-check-valve-2-in-posi-close-positive-seal","provider":"GearMustHave","version":"1.0","type":"link"}