{"product_id":"pentair-2-in-side-mount-multiport-valve-for-triton-and-quad-d-e-261055","title":"Pentair 2\" Side Mount Multiport Valve for Triton \u0026 Quad D.E. Filters | 261055","description":"\u003ch2 dir=\"auto\" class=\"PDq2pG_selectionAnchorContainer\"\u003eProduct Overview\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eThe \u003cstrong\u003ePentair 261055 2\" Side Mount Multiport Valve\u003c\/strong\u003e is a genuine Pentair replacement valve designed for compatible \u003cstrong\u003eTriton® sand filters and Quad D.E.® filters\u003c\/strong\u003e. It provides convenient control of filtration, backwashing, rinsing, waste and other filter functions through an easy-to-operate multi-position handle.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003ePentair identifies \u003cstrong\u003e261055\u003c\/strong\u003e as the \u003cstrong\u003eSM 20-3 2-inch multiport valve with a 7-1\/2-inch centerline\u003c\/strong\u003e. It is a direct choice for compatible Pentair side-mount filtration systems requiring this specific flow configuration. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine \u003cstrong\u003ePentair OEM replacement valve\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: \u003cstrong\u003e261055\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e2-inch plumbing connections\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eSide-mount multiport design\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e7-1\/2\" centerline\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003ePentair designation: \u003cstrong\u003eSM 20-3\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDesigned for compatible \u003cstrong\u003eTriton sand filters\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with applicable \u003cstrong\u003eQuad D.E. filters\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDurable PVC valve body\u003c\/li\u003e\n\u003cli\u003eSix-position positive-lock operation\u003c\/li\u003e\n\u003cli\u003eDedicated winterizing position\u003c\/li\u003e\n\u003cli\u003eConvenient single-handle operation\u003c\/li\u003e\n\u003cli\u003eIdeal for replacement or new filter installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003ePentair's side-mount valves feature a PVC body, six-position positive-lock operation and a special winterizing position. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2 dir=\"auto\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv dir=\"auto\" class=\"group TyagGW_tableContainer TyagGW_tableContainerWithTableOfContents\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable dir=\"auto\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003ePentair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e261055\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eMultiport Filter Valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Style\u003c\/td\u003e\n\u003ctd\u003eSide Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlumbing Size\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e2\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePentair Valve Designation\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSM 20-3\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCenterline\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e7-1\/2\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003ePVC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Operation\u003c\/td\u003e\n\u003ctd\u003eMulti-Position\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Application\u003c\/td\u003e\n\u003ctd\u003eSand \/ D.E. Filtration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTriton Compatibility\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuad D.E. Compatibility\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Replacement\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApprox. Carton Weight\u003c\/td\u003e\n\u003ctd\u003e10 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch2 dir=\"auto\"\u003eCompatible Filter Families\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003ePentair lists the \u003cstrong\u003e261055\u003c\/strong\u003e for compatible:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003ePentair Triton® II Sand Filters\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003ePentair Triton side-mount sand filter configurations\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePentair Quad D.E.® Filters\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eIt is specifically listed among the current Triton II valve options as the \u003cstrong\u003e2\" MPV for sand filters (SM 20-3)\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eImportant Compatibility Note\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eDo not select a multiport valve based only on the pipe diameter.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003ePentair manufactures several visually similar valves with different internal flow patterns. For example, \u003cstrong\u003e261152\u003c\/strong\u003e is intended for FNS\/FNS Plus\/NSP applications, while \u003cstrong\u003e261055\u003c\/strong\u003e is designed around the Triton and Quad D.E. flow configuration. Verify the existing valve part number, filter model and port orientation before ordering. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2 dir=\"auto\"\u003eMultiport Valve Functions\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eDepending on the filtration system and installation, the multiport valve provides the common operating positions needed for maintaining a pool filtration system, including:\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eFilter\u003c\/strong\u003e – Normal pool filtration operation.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eBackwash\u003c\/strong\u003e – Reverses water flow through the filter to remove accumulated debris.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eRinse\u003c\/strong\u003e – Resettles the filter media and helps clear the plumbing following backwashing.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eWaste\u003c\/strong\u003e – Sends water directly to the waste line rather than returning it to the pool.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eClosed\u003c\/strong\u003e – Stops flow through the valve for applicable servicing procedures.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eRecirculate\u003c\/strong\u003e – Bypasses the filter while allowing water to continue circulating through the pool system.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eAlways shut the pump off before changing valve positions.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2 dir=\"auto\"\u003eWhy Replace a Multiport Valve?\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eA worn or damaged valve can lead to several filtration problems, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWater leaking from the waste line\u003c\/li\u003e\n\u003cli\u003eWater leaking around the valve\u003c\/li\u003e\n\u003cli\u003eDifficult or stiff handle operation\u003c\/li\u003e\n\u003cli\u003eInternal water bypass\u003c\/li\u003e\n\u003cli\u003eReduced filtration performance\u003c\/li\u003e\n\u003cli\u003eCracked valve body\u003c\/li\u003e\n\u003cli\u003eDamaged spider gasket or diverter\u003c\/li\u003e\n\u003cli\u003eIncorrect flow between filter ports\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eReplacing the complete valve can be an effective solution when several internal components are worn or the valve housing itself has been damaged.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2 dir=\"auto\"\u003eInstallation Information\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eThe \u003cstrong\u003e261055\u003c\/strong\u003e uses a \u003cstrong\u003e7-1\/2-inch centerline\u003c\/strong\u003e, making proper alignment with the filter inlet and outlet connections important.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eBefore installation:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eTurn off power to the circulation pump.\u003c\/li\u003e\n\u003cli\u003eCompletely relieve filter pressure.\u003c\/li\u003e\n\u003cli\u003eVerify the replacement valve part number.\u003c\/li\u003e\n\u003cli\u003eConfirm the 2\" plumbing configuration.\u003c\/li\u003e\n\u003cli\u003eCheck the filter inlet and outlet flow orientation.\u003c\/li\u003e\n\u003cli\u003eProperly support the plumbing so its weight does not place stress on the valve.\u003c\/li\u003e\n\u003cli\u003eInspect all seals and O-rings before restarting the system.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp dir=\"auto\"\u003ePentair specifically recommends supporting connected plumbing and using only suitable PTFE- or silicone-based lubricants on compatible O-rings and seals. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1 dir=\"auto\"\u003eFrequently Asked Questions\u003c\/h1\u003e\n\u003ch3 dir=\"auto\"\u003eWhat is Pentair 261055?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003e261055\u003c\/strong\u003e is Pentair's \u003cstrong\u003e2\" side-mount multiport valve, SM 20-3, with a 7-1\/2\" centerline\u003c\/strong\u003e for compatible Triton and Quad D.E. filters. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eDoes 261055 fit Pentair Triton II sand filters?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e Pentair lists 261055 as one of the valve options for the Triton II side-mount filter family. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eDoes it also fit Quad D.E. filters?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eYes. Pentair specifically lists the 261055 for compatible \u003cstrong\u003eTriton and Quad D.E. filters\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eWhat size is the valve?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eIt uses \u003cstrong\u003e2-inch plumbing connections\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eWhat is the centerline measurement?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eThe valve has a \u003cstrong\u003e7-1\/2-inch centerline\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eIs this the SM 20-3 valve?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eYes. Pentair 261055 is the SM 20-3 configuration.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eIs 261055 the same as 261152?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eNo. They are different flow configurations. \u003cstrong\u003e261055\u003c\/strong\u003e is intended for Triton\/Quad D.E. applications, while \u003cstrong\u003e261152\u003c\/strong\u003e is listed for FNS, FNS Plus and NSP filters. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eShould the pump be running when changing valve positions?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eNo. Always turn the pump off before moving the multiport valve handle.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52762832699702,"sku":"PEN261055 -H","price":297.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/PEN261055_0_072b955b-381d-4a60-ab0b-e596f3bbf09e.png?v=1755535758","url":"https:\/\/poolsupplydepot.net\/products\/pentair-2-in-side-mount-multiport-valve-for-triton-and-quad-d-e-261055","provider":"Pool Supply Depot","version":"1.0","type":"link"}