{"product_id":"pentair2x43barframegratewhite542038pen542038","title":"Pentair 2\" x 4\", 3-Bar Frame \u0026 Grate, White | 542038","description":"\u003cdiv\u003e\n  \u003ch2\u003ePentair Admiral Skimmer Weir Door (Replacement Flapper) | 542038\u003c\/h2\u003e\n\n  \u003cp\u003e\n    The Pentair \u003cstrong\u003e542038\u003c\/strong\u003e is a replacement \u003cstrong\u003eskimmer weir door\u003c\/strong\u003e (flapper) used in select\n    Pentair\/American Admiral™ pool and spa skimmers. The weir door pivots at the skimmer throat to help maintain a steady\n    surface draw, improving skimming performance by allowing debris to enter while reducing the chance it floats back out\n    when the pump cycles off.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eKey Features\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eImproves surface skimming:\u003c\/strong\u003e helps pull leaves and debris into the skimmer for capture in the basket.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHelps prevent debris blow-back:\u003c\/strong\u003e reduces debris drifting back into the pool when circulation stops.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDirect replacement flapper\u003c\/strong\u003e for compatible Admiral skimmer throats.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSimple, tool-light install\u003c\/strong\u003e (snap\/pin style depending on skimmer revision).\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eCompatibility\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Pentair\/American Admiral™ skimmers that specify part \u003cstrong\u003e542038\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCommon application:\u003c\/strong\u003e Admiral S20 skimmer assemblies (verify by your parts diagram)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cem\u003eTip:\u003c\/em\u003e Measure your existing weir and confirm the hinge\/pin style before ordering, as some skimmer revisions use different weir sizes.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eSpecifications\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Pentair\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 542038\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Skimmer weir door \/ flapper\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e UV- and chemical-resistant plastic (typical for skimmer weirs)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e White (most common)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Sold individually\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eCommon Signs You Need a New Weir\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eWeir is cracked, warped, or missing\u003c\/li\u003e\n    \u003cli\u003eDoor sticks open\/closed and doesn’t swing freely\u003c\/li\u003e\n    \u003cli\u003eDebris floats back out of the skimmer when the pump shuts off\u003c\/li\u003e\n    \u003cli\u003eReduced surface skimming even with a clean basket and proper water level\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eTurn off the pump before servicing the skimmer.\u003c\/li\u003e\n    \u003cli\u003eRemove the skimmer lid and basket, then access the throat area.\u003c\/li\u003e\n    \u003cli\u003eInstall the new weir on the hinge points\/pins and confirm it swings freely.\u003c\/li\u003e\n    \u003cli\u003eVerify the pool water level is appropriate (typically mid-skimmer opening) for best skimming performance.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eRelated Products\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=542038\"\u003eSearch Aqua Pool Supply for 542038\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=85014500\"\u003eAdmiral S20 Skimmer Basket (85014500)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=85007400\"\u003eAdmiral S20 Lock-Down Lid (85007400)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=85015200\"\u003eAdmiral Float Valve \/ Equalizer Assembly (85015200)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=Admiral%20S20%20skimmer\"\u003eAdmiral S20 skimmers \u0026amp; parts\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=skimmer%20lid\"\u003eSkimmer lids\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=skimmer%20basket\"\u003eSkimmer baskets\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eMaintenance Tips\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eKeep the skimmer basket clean—restricted flow reduces skimming action and circulation.\u003c\/li\u003e\n    \u003cli\u003eMaintain the proper water level for best performance; low water reduces skimming and can pull air into the system.\u003c\/li\u003e\n    \u003cli\u003eIf the weir repeatedly warps or sticks, verify the skimmer throat isn’t being exposed to extreme heat or chemical concentration.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52589952467260,"sku":"542038","price":14.99,"currency_code":"USD","in_stock":true}],"url":"https:\/\/aquapoolsupply.com\/products\/pentair2x43barframegratewhite542038pen542038","provider":"Aqua Pool Supply","version":"1.0","type":"link"}