{"product_id":"swimline-li2141xl-oval-expandable-overlap-above-ground-liner-21-ft-x-41-ft-60-in-wall","title":"Swimline LI2141XL Oval Expandable Overlap Above Ground Liner - 21 ft x 41 ft, 60 in Wall","description":"\u003cp\u003e\u003cstrong\u003eWhat This Part Is Used For\u003c\/strong\u003e\u003cbr\u003e This expandable overlap liner fits 21 ft x 41 ft oval above ground pools with 60 in wall height. It drapes over the wall and forms the sealed interior surface of the pool shell. \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy This Part Matters\u003c\/strong\u003e\u003cbr\u003e Matching the correct 60 in wall height prevents overstretching and uneven liner tension. A liner that is too short can pull under load and stress seams prematurely. Proper sizing protects the pool wall and maintains a smooth interior finish. \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey Features and Specifications\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eManufacturer part number LI2141XL\u003c\/li\u003e \u003cli\u003eDesigned for 21 ft x 41 ft oval above ground pools\u003c\/li\u003e \u003cli\u003eExpandable overlap style\u003c\/li\u003e \u003cli\u003eFits 60 in wall height\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eInstallation and Fitment Guidance\u003c\/strong\u003e\u003cbr\u003e Ensure wall height is verified before installation. Install in warm weather to improve vinyl flexibility and reduce wrinkles. Confirm by manufacturer part number before ordering. \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eAbout the Swimline Brand\u003c\/strong\u003e\u003cbr\u003e Swimline provides liner solutions tailored to common oval pool footprints and wall heights. Their expandable overlap liners support deeper configurations found in many residential backyards. The brand remains widely used for seasonal liner upgrades and full pool refreshes. \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eCommon Service Context\u003c\/strong\u003e\u003cbr\u003e Typically replaced during major liner swaps when upgrading to a deeper wall profile. Techs recognize this size in extended oval above ground pool installations. \u003c\/p\u003e","brand":"Swimline International","offers":[{"title":"Default Title","offer_id":52035667230994,"sku":"LI2141XL","price":564.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/SWLLI2141XL_0.png?v=1771011779","url":"https:\/\/www.aquaterrabackyard.com\/products\/swimline-li2141xl-oval-expandable-overlap-above-ground-liner-21-ft-x-41-ft-60-in-wall","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}