{"product_id":"pool-liner-gli-21-ft-round-boulder-riverrock-overlap-pool-liner-wall-48-to-52-in-overlap-edge","title":"Pool Liner | GLI | 21 Ft Round Boulder RiverRock Overlap Pool Liner | Wall 48 to 52 in | Overlap Edge","description":"\u003cdiv\u003eGLI 21' Round Boulder\/RiverRock Overlap AG Liner 48–52 inch Wall is a purpose-built vinyl liner designed for 21-foot round above-ground pools. The overlap edge provides a secure, field-friendly install while the Boulder\/RiverRock texture adds a natural, premium aesthetic to your pool deck. Engineered for real-world durability, this vinyl pool liner stands up to sun, chlorine, and temperature changes without cracking or fading. The Boulder\/RiverRock surface helps conceal minor scuffs and waterline marks, keeping your pool looking clean between cleanings. Designed specifically for 21' round pools, it fits standard 48–52 inch wall configurations for a snug, leak-minimizing seal. \u003cul\u003e \u003cli\u003eOverlap edge design for simple installation on 48–52 inch walls\u003c\/li\u003e \u003cli\u003e21' round size matches most above-ground pool frames\u003c\/li\u003e \u003cli\u003eBoulder\/RiverRock texture delivers a natural, upscale look\u003c\/li\u003e \u003cli\u003eDurable vinyl construction resists punctures, fading, and chemical wear\u003c\/li\u003e \u003cli\u003eLow-maintenance surface stays cleaner with less scrubbing\u003c\/li\u003e\n\u003c\/ul\u003e Upgrade your backyard with a liner that blends rugged style with practical performance. Add to cart to renew your pool’s appearance and protection today.\u003c\/div\u003e","brand":"GLI Pool Products","offers":[{"title":"Default Title","offer_id":48475650949363,"sku":"GLI21RBLDO4852","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7101\/1571\/files\/GLI21RBLDO4852_0.jpg?v=1771478014","url":"https:\/\/everklearpoolsupply.com\/products\/pool-liner-gli-21-ft-round-boulder-riverrock-overlap-pool-liner-wall-48-to-52-in-overlap-edge","provider":"Ever-Klear Pool Supply","version":"1.0","type":"link"}