{"product_id":"pentair-14819-0011-piston-assembly-with-o-ring","title":"Pentair 14819-0011 Piston Assembly with O-Ring","description":"\u003cp\u003e\u003cstrong\u003eWhat This Part Is Used For\u003c\/strong\u003e\u003cbr\u003ePentair 14819-0011 Piston Assembly with O-Ring is an internal replacement component used in select Pentair valve systems. It manages water flow direction inside the valve housing.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy This Part Matters\u003c\/strong\u003e\u003cbr\u003eWhen the piston or O-ring wears out, valves may leak internally or fail to shift properly between modes. Replacing the assembly restores sealing and flow control. This helps maintain filtration efficiency and prevents unnecessary water loss.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features and Specifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eManufacturer part number 14819-0011\u003c\/li\u003e\n\u003cli\u003ePiston assembly with O-ring included\u003c\/li\u003e\n\u003cli\u003eInternal valve replacement component\u003c\/li\u003e\n\u003cli\u003eUsed in select Pentair valve models\u003c\/li\u003e\n\u003cli\u003eSupports proper sealing and water direction\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eInstallation and Fitment Guidance\u003c\/strong\u003e\u003cbr\u003eDepressurize the system before valve service. Confirm by manufacturer part number before ordering. Lubricate O-rings appropriately during installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAbout the Pentair Brand\u003c\/strong\u003e\u003cbr\u003ePentair is known for durable pool valves and filtration components used in service-heavy environments. Their parts are engineered for direct replacement without modification. Genuine Pentair components help ensure proper valve performance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon Service Context\u003c\/strong\u003e\u003cbr\u003eCommonly replaced during seasonal maintenance, valve rebuild kits, or when addressing internal bypass and backwash flow issues.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52078627914002,"sku":"14819-0011","price":143.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/PEN148190011_0.jpg?v=1772563416","url":"https:\/\/www.aquaterrabackyard.com\/products\/pentair-14819-0011-piston-assembly-with-o-ring","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}