{"product_id":"pentair-admiral-s20-2-slip-pool-skimmer-with-flap-weir-equalizer-84420605","title":"Pentair Admiral S20 2\" Slip Pool Skimmer with Flap Weir \u0026 Equalizer | 84420605","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 Admiral S20 84420605\u003c\/strong\u003e is a heavy-duty automatic pool skimmer designed for \u003cstrong\u003econcrete pool construction\u003c\/strong\u003e. It features a \u003cstrong\u003e2-inch slip connection\u003c\/strong\u003e, \u003cstrong\u003eflap-style weir\u003c\/strong\u003e, and built-in \u003cstrong\u003eequalizer configuration\u003c\/strong\u003e for installations where the second skimmer port is connected to the main drain or where equalizer functionality is required.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe Admiral S20 uses a \u003cstrong\u003ereinforced PVC twin-port base\u003c\/strong\u003e and includes Pentair’s lock-down lid design for secure installation and easy service access. Pentair lists this exact model as the \u003cstrong\u003eS20 flap-weir, equalizer, 2\" slip\u003c\/strong\u003e 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 Admiral™ S20\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: \u003cstrong\u003e84420605\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003econcrete \/ gunite pools\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e2\" slip plumbing connection\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFlap-style weir\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eIncludes \u003cstrong\u003eequalizer configuration\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eReinforced PVC twin-port base\u003c\/li\u003e\n\u003cli\u003eSecond port can be used with a main drain connection where appropriate\u003c\/li\u003e\n\u003cli\u003eLock-down skimmer lid included\u003c\/li\u003e\n\u003cli\u003eRound lid design\u003c\/li\u003e\n\u003cli\u003eLarge removable debris basket\u003c\/li\u003e\n\u003cli\u003eSuitable for residential and applicable commercial pool installations\u003c\/li\u003e\n\u003cli\u003eDurable PVC construction\u003c\/li\u003e\n\u003cli\u003eGenuine Pentair OEM complete skimmer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 dir=\"auto\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv dir=\"auto\" class=\"group TyagGW_tableContainer\"\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\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eAdmiral™ S20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e84420605\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eComplete Pool Skimmer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePool Construction\u003c\/td\u003e\n\u003ctd\u003eConcrete \/ Gunite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlumbing Connection\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e2\" Slip\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeir Type\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eFlap Weir\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEqualizer\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase Design\u003c\/td\u003e\n\u003ctd\u003eReinforced Twin-Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePVC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLid Included\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLid Style\u003c\/td\u003e\n\u003ctd\u003eLock-Down\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCover Shape\u003c\/td\u003e\n\u003ctd\u003eRound\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct \/ Shipping Weight\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e12 lb\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e11\" × 15\" × 22.5\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC \/ Barcode\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e788379625078\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp dir=\"auto\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eReinforced Twin-Port Base\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eThe Admiral S20 incorporates a \u003cstrong\u003ePVC-reinforced twin-port base\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThis configuration provides flexibility when plumbing the skimmer and allows the second port to be used for an equalizer or connected to the main drain depending on the system design. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eEqualizer Configuration\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eThe \u003cstrong\u003e84420605 includes the equalizer configuration\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003ePentair specifically notes that S20 models with an equalizer are appropriate for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstallations where the second port connects to the main drain\u003c\/li\u003e\n\u003cli\u003eCertain commercial pool applications\u003c\/li\u003e\n\u003cli\u003eApplications requiring an equalizer connection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eThe equalizer can provide an alternate water source to the skimmer when pool water level falls below normal skimming range.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eFlap-Style Weir\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eThis model uses Pentair’s \u003cstrong\u003eflap weir\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe weir helps:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eImprove surface-skimming action\u003c\/li\u003e\n\u003cli\u003eDirect leaves and floating debris into the basket\u003c\/li\u003e\n\u003cli\u003eReduce the tendency for debris to float back into the pool when the pump shuts off\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\"\u003eThe replacement flap weir used in the Admiral S20 family is \u003cstrong\u003ePentair 85001500\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eLock-Down Lid\u003c\/h2\u003e\n\u003cp dir=\"auto\"\u003eThe Admiral S20 includes a \u003cstrong\u003elock-down lid\u003c\/strong\u003e, helping keep the skimmer cover properly positioned while still allowing access for basket cleaning and maintenance.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003ePentair also offers replaceable lid and ring components for the S20 system.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eCommon Replacement Parts\u003c\/h2\u003e\n\u003cdiv dir=\"auto\" class=\"group TyagGW_tableContainer\"\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\"\u003ePart Number\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDescription\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e85007400\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLock-Down Lid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e85000600\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9\" Ring Seat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e85001500\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlap Weir\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e85014500\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSkimmer Basket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e85002000\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBall Valve Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e85002200\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEqualizer Tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e85002600\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVari-Flo Control Insert\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e85015200\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEqualizer Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp dir=\"auto\"\u003eThese components are identified in Pentair’s current Admiral S20 parts documentation. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003e84420605 vs. Similar Admiral S20 Models\u003c\/h2\u003e\n\u003cdiv dir=\"auto\" class=\"group TyagGW_tableContainer\"\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\"\u003ePart Number\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eConnection\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eWeir\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eEqualizer\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e84420605\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e2\" Slip\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eFlap\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e84420505\u003c\/td\u003e\n\u003ctd\u003e2\" Slip\u003c\/td\u003e\n\u003ctd\u003eCircular\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e84420805\u003c\/td\u003e\n\u003ctd\u003e2\" Slip\u003c\/td\u003e\n\u003ctd\u003eFlap\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e84420405\u003c\/td\u003e\n\u003ctd\u003e1-1\/2\" Slip\u003c\/td\u003e\n\u003ctd\u003eFlap\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e84420630\u003c\/td\u003e\n\u003ctd\u003e2\" Threaded\u003c\/td\u003e\n\u003ctd\u003eFlap\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp dir=\"auto\"\u003ePentair lists these as separate S20 configurations, so matching the plumbing style and equalizer requirement is important before ordering. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3 dir=\"auto\"\u003eWhat is Pentair 84420605?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eIt is a \u003cstrong\u003ePentair Admiral S20 complete skimmer with a flap weir, equalizer, and 2-inch slip plumbing connection\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eIs this for concrete pools?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e Pentair lists the Admiral S20 configuration for concrete pool construction. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eWhat size plumbing does it use?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003e2-inch slip.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eDoes it include an equalizer?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eDoes it have a flap weir or circular weir?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eThis model has a \u003cstrong\u003eflap weir\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eDoes it include the lid?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e Pentair lists the lock-down lid as included. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eCan the second port connect to the main drain?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eYes. Pentair specifically states that S20 equalizer versions may be used where the second port is connected to the main drain.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":54645484814646,"sku":"84420605","price":170.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/OIP_d64b5f7f-f112-4f40-87ea-92fd53703126.jpg?v=1790284631","url":"https:\/\/poolsupplydepot.net\/products\/pentair-admiral-s20-2-slip-pool-skimmer-with-flap-weir-equalizer-84420605","provider":"Pool Supply Depot","version":"1.0","type":"link"}