Build Your Pond with Ease: This 15 ft x 20 ft pond liner combo includes one 45-mil EPDM pond liner and one protective underlayment. It is easy to get started on backyard ponds, landscape ponds, or small ecosystem ponds

Thick Protective Underlayment: The pond liner for outdoor ponds comes with a nonwoven fabric underlayment that helps reduce puncture and damage risks. It creates a smooth surface, extending the pond liner’s service life

Built for Outdoor Weather: This EPDM pond liner handles sun exposure, rain, snow, and temperature changes without cracking. It stays flexible, reduces water leaks, slows aging, and helps lower the need for frequent refilling or liner replacement

Tear-Resistant & Wear-Resistant: With a 45-mil thickness, this EPDM pond liner is built to resist punctures and tearing. Featuring a tear strength of 25 kN/m and tensile strength of 9 MPa, it handles tough outdoor conditions and fits different pond shapes

Installation Made Easy: Lay the underlayment and fish pond liner in a cleared pond, then use stones to secure the edges. This pond liner works well for plant growth and ponds for koi, ducks, turtles, and more. Ideal for a lively backyard ecosystem