{"product_id":"20-mil-drainage-ditch-liner","title":"20 Mil Drainage Ditch Liner | Polyethylene Waterproof Liner | USA Made","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eHeavy-Duty Drainage Ditch Liner\u003c\/h2\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eCreate a durable, waterproof barrier beneath drainage ditches, swales, and rock-lined channels with Sandbaggy's \u003cstrong\u003e20 Mil Drainage Ditch Liner.\u003c\/strong\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eMade from heavy-duty polyethylene, it helps prevent water from soaking into the soil while resisting punctures, tears, and rot. The 20 ft wide design provides broad coverage with fewer seams.\u003c\/p\u003e\n\u003cp\u003eFor heavy-duty drainage applications, \u003cstrong\u003euse two 20 mil layers for 40 mil of combined material thickness.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"background-color: #f0f0f0; padding: 10px;\"\u003e\n\u003cdiv style=\"font-size: 1.2em; font-weight: bold; margin-bottom: 10px;\"\u003e⚠️ Please Note\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEach layer is 20 mil thick.\u003c\/strong\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eUse two layers for drainage applications to achieve 40 mil combined thickness.\u003c\/li\u003e\n\u003cli\u003eEach roll contains one 20 mil layer; two rolls are needed for a two-layer installation.\u003c\/li\u003e\n\u003cli\u003eTwo layers provide 40 mil combined thickness, not a single 40 mil membrane.\u003c\/li\u003e\n\u003cli\u003eRemove sharp rocks, roots, and debris before installation to help prevent punctures.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/J20t8pSj_jY?si=DnkyJclgvTn_yDUs\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Virgin Polyethylene (Plastic)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 20 Mil per layer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eRecommended Drainage Installation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2 layers\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize\u003c\/strong\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e20 ft x 10 ft (20.9 lbs per roll)\u003c\/li\u003e\n\u003cli\u003e20 ft x 20 ft (41.8 lbs per roll)\u003c\/li\u003e\n\u003cli\u003e20 ft x 50 ft (104.5 lbs per roll)\u003c\/li\u003e\n\u003cli\u003e20 ft x 100 ft (209 lbs per roll)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUV Inhibitor:\u003c\/strong\u003e 200 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRot Proof:\u003c\/strong\u003e Yes\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty 20 Mil Polyethylene:\u003c\/strong\u003e Creates a durable, waterproof barrier between drainage rock and soil.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Drainage:\u003c\/strong\u003e Ideal for rock-lined ditches, swales, trenches, and landscape drainage channels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-Layer Protection:\u003c\/strong\u003e Use two 20 mil layers for \u003cstrong\u003e40 mil of combined material thickness\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtra-Wide 20 ft Coverage:\u003c\/strong\u003e Covers larger areas with fewer seams and overlaps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable \u0026amp; Resistant:\u003c\/strong\u003e Designed to resist punctures, tears, rot, and many common chemicals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e Manufactured in the United States for dependable quality.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3 id=\"exacc_IeukY4TUEYfmkPIPqq6XqAU_3\" class=\"iDjcJe IX9Lgd wwB5gf\"\u003eHow thick is the waterproof liner?\u003c\/h3\u003e\n\u003cp class=\"iDjcJe IX9Lgd wwB5gf\"\u003eEach layer is 20 mil thick. Use two layers for 40 mil of combined material thickness.\u003c\/p\u003e\n\u003ch3\u003eDo I need two rolls?\u003c\/h3\u003e\n\u003cp\u003eYes, for the recommended two-layer installation. Each roll contains one 20 mil layer.\u003c\/p\u003e\n\u003ch3\u003eCan it be installed under rocks or gravel?\u003c\/h3\u003e\n\u003cp\u003eYes. Install beneath drainage rock or gravel after removing sharp objects that could cause punctures.\u003c\/p\u003e\n\u003ch3\u003eCan I use this as a residential drainage ditch liner?\u003c\/h3\u003e\n\u003cp\u003eYes. It can be used to line residential drainage ditches, swales, and rock-lined channels to help prevent water from soaking into the soil below.\u003c\/p\u003e\n\u003ch3\u003eCan this liner be used for pond lining?\u003c\/h3\u003e\n\u003cp\u003eThis polyethylene liner can provide a waterproof barrier, but it is primarily designed for drainage applications. For pond lining, make sure the material is suitable for your specific pond design and installation requirements.\u003c\/p\u003e","brand":"Sandbaggy","offers":[{"title":"1 roll - 20 ft x 10 ft - $151\/roll","offer_id":55214871708020,"sku":"drainagefabric-20Mil-20x10-1","price":151.0,"currency_code":"USD","in_stock":true},{"title":"1 roll - 20 ft x 20 ft - $245\/roll","offer_id":55214871740788,"sku":"drainagefabric-20Mil-20x20-1","price":245.0,"currency_code":"USD","in_stock":true},{"title":"1 rolls - 20 ft x 50 ft - $499\/roll","offer_id":55214871773556,"sku":"drainagefabric-20Mil-20x50-1","price":499.0,"currency_code":"USD","in_stock":true},{"title":"1 rolls - 20 ft x 100 ft - $995\/roll","offer_id":55214871806324,"sku":"drainagefabric-20Mil-20x100-1","price":995.0,"currency_code":"USD","in_stock":true},{"title":"5 rolls - 20 ft x 100 ft - $818\/roll","offer_id":55214871839092,"sku":"drainagefabric-20Mil-20x100-5","price":4090.0,"currency_code":"USD","in_stock":true},{"title":"10 rolls - 20 ft x 100 ft - $743.40\/roll","offer_id":55214871871860,"sku":"drainagefabric-20Mil-20x100-10","price":7434.0,"currency_code":"USD","in_stock":true},{"title":"20 rolls - 20 ft x 100 ft - $717.05\/roll","offer_id":55214871904628,"sku":"drainagefabric-20Mil-20x100-20","price":14341.0,"currency_code":"USD","in_stock":true},{"title":"40 rolls - 20 ft x 100 ft - $693.33\/roll","offer_id":55214871937396,"sku":"drainagefabric-20Mil-20x100-40","price":27733.0,"currency_code":"USD","in_stock":true},{"title":"50 rolls - 20 ft x 100 ft - $679.70\/roll","offer_id":55214871970164,"sku":"drainagefabric-20Mil-20x100-50","price":33985.0,"currency_code":"USD","in_stock":true},{"title":"225 rolls - 20 ft x 100 ft - $646.78\/roll","offer_id":55214872002932,"sku":"drainagefabric-20Mil-20x100-225","price":145526.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2262\/3251\/files\/20_Mil_Vapor_Barrier_3.jpg?v=1760462496","url":"https:\/\/sandbaggy.com\/products\/20-mil-drainage-ditch-liner","provider":"Sandbaggy","version":"1.0","type":"link"}