{"product_id":"swimables-air-vent-strainer-for-pentair-fns-nautilus-172855-sw-26-855","title":"Swimables Air Vent Strainer For Pentair FNS \u0026 Nautilus | 172855 | SW-26-855","description":"\u003cp\u003eThe Swimables Air Vent Strainer SW-26-855 is a direct replacement for Pentair part number 172855 and is designed for use with Pentair FNS, Nautilus, and Nautilus Plus D.E. filters. This component plays a key role in allowing trapped air to escape from the filter tank while preventing debris from clogging the air relief system. Made from durable, corrosion-resistant materials, the SW-26-855 ensures long-lasting performance and supports consistent filter operation. Its precise fit and sturdy construction make it an essential part of maintaining effective water circulation and pressure balance in your pool’s filtration system.\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eHighlights\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"0\" data-end=\"113\" class=\"\"\u003e\n\u003cp data-start=\"2\" data-end=\"113\" class=\"\"\u003e\u003cstrong data-start=\"2\" data-end=\"25\" data-is-only-node=\"\"\u003eDirect Replacement:\u003c\/strong\u003e Matches Pentair part number 172855 for FNS, Nautilus, and Nautilus Plus D.E. filters.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"114\" data-end=\"229\" class=\"\"\u003e\n\u003cp data-start=\"116\" data-end=\"229\" class=\"\"\u003e\u003cstrong data-start=\"116\" data-end=\"141\" data-is-only-node=\"\"\u003eEfficient Air Relief:\u003c\/strong\u003e Allows trapped air to escape while blocking debris from entering the air vent system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"230\" data-end=\"340\" class=\"\"\u003e\n\u003cp data-start=\"232\" data-end=\"340\" class=\"\"\u003e\u003cstrong data-start=\"232\" data-end=\"266\" data-is-only-node=\"\"\u003eDurable \u0026amp; Corrosion-Resistant:\u003c\/strong\u003e Built from high-quality materials to withstand harsh pool environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"341\" data-end=\"453\" class=\"\"\u003e\n\u003cp data-start=\"343\" data-end=\"453\" class=\"\"\u003e\u003cstrong data-start=\"343\" data-end=\"375\" data-is-only-node=\"\"\u003eSupports Filter Performance:\u003c\/strong\u003e Maintains proper circulation and pressure balance for efficient filtration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"454\" data-end=\"565\" class=\"\"\u003e\n\u003cp data-start=\"456\" data-end=\"565\" class=\"\"\u003e\u003cstrong data-start=\"456\" data-end=\"474\" data-is-only-node=\"\"\u003ePrecision Fit:\u003c\/strong\u003e Ensures easy installation and reliable integration with compatible Pentair filter systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eIncludes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e(1)\u003c\/strong\u003e Stainless Steel Air Vent Strainer Cap\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePentair FNS DE Filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePentair Nautilus DE Filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePentair Nautilus Plus DE Filters\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\"\u003e\u003cspan\u003eDiagram\u003c\/span\u003e\u003c\/h3\u003e","brand":"Swimables","offers":[{"title":"Default Title","offer_id":53492801372451,"sku":"SW-26-855","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0914\/0987\/5235\/files\/SwimablesAirVentStrainerForPentairFNS_Nautilus172855SW-26-855WholesalePoolMart_1.jpg?v=1746121898","url":"https:\/\/wholesalepoolmart.com\/products\/swimables-air-vent-strainer-for-pentair-fns-nautilus-172855-sw-26-855","provider":"Wholesale Pool Mart","version":"1.0","type":"link"}