Lifeguard 40 ft. x 35 ft. EPDM Pond Liner – 45-Mil Rubber Liner for Outdoor Ponds, Waterfalls, Aquaponics, Retention Basins – Durable & Fish Safe

Lifeguard 40 ft. x 35 ft. EPDM Pond Liner – 45-Mil Rubber Liner for Outdoor Ponds, Waterfalls, Aquaponics, Retention Basins – Durable & Fish Safe

45-mil EPDM Rubber Liner - Durable, flexible, UV and puncture resistant, fish and wildlife safe for koi ponds, water gardens, and aquaponics systems. Versatile Use for Outdoor Water Features – Ideal pond liner for outdoor ponds, waterfalls, streambeds, fish hatcheries, and retention basins. No Plasticizers – Won’t Crack or Split – Unlike vinyl liners, EPDM stays flexible year-round without becoming brittle over time. Easy to Install & Shape – Lays flat and conforms easily to curves, shelves, and other pond features—perfect for DIY installations. Certified Fish & Wildlife Safe – Backed by – Certified by Guardian Systems Inc. and safe for koi, turtles, and aquatic life. Ships via freight truck (lift-gate not included); ensure accurate contact details for scheduling delivery. Built to Last – The LifeGuard EPDM Pond Liner is designed for long-lasting durability and flexibility. Constructed from 45-mil EPDM rubber, this 40 ft. x 35 ft. liner resists punctures, UV rays, and temperature extremes—perfect for koi ponds, waterfalls, aquaponics, streambeds, and water gardens. Easy to Work With – Flexible & DIY-Friendly This rubber pond liner lays flat, conforms easily to curves, shelves, and custom shapes, making it ideal for professional and do-it-yourself installations alike. It’s built for a smooth installation with fewer wrinkles and better coverage. Safe for Fish, Plants & Wildlife Certified by Guardian Systems Inc., the liner is free from harmful plasticizers, making it safe for koi, goldfish, turtles, and aquatic plants. Versatile Outdoor Use Whether you're building a backyard pond, retention basin, or fish hatchery system, this liner is built to perform across a wide range of outdoor applications. LifeGuard Pond Liner comes with a standard 25-Year Manufacturer Warranty that's applied when installed without UnderGuard Underlayment Nonwoven Geotextile. LifeGuard Pond Liner is warrantied for life when installed with UnderGuard Underlayment Nonwoven Geotextile! *This listing does not include UnderGuard Underlayment Nonwoven Geotextile.