20 x 25 ft Pond Liner 14 Mil Reinforced PE Koi Pond Liner for Outdoor Ponds

Bring your backyard water feature to life with a dependable pond liner for outdoor ponds designed to help hold water where it belongs. This 20 x 25 ft liner combines dual PE outer layers with a flexible HDPE core for a strong, adaptable 3-layer barrier. Its 14 mil woven construction resists everyday tears and wear, while reinforced edges add strength around the perimeter. Whether you're creating a koi pond, water garden, waterfall, or fountain, the generous sheet can be trimmed to suit your design.

Key Features

• 20 x 25 ft coverage provides 500 sq. ft. of material that can be trimmed for custom pond layouts.
• 14 mil 3-layer PE and HDPE construction delivers reliable resistance to leaks, punctures, tears, and outdoor wear.
• Reinforced hemmed edges improve pull resistance, while four metal corner buttonholes make securing the liner with stakes or rope easier.
• Suitable as a fish pond liner for koi, fish, plants, ducks, and turtles, as well as decorative water features.

Why Choose Our 20 x 25 ft Pond Liner

Unlike basic single-layer liners, its reinforced 3-layer construction balances durability with flexibility for irregular pond shapes. The large single sheet also reduces the need to join smaller sections, while reinforced edges and anchoring holes simplify positioning during installation.

Perfect For

Backyard ponds, koi and fish ponds, landscape ponds, water gardens, fountains, waterfalls, aquatic plant areas, eco ponds, planter liners, and selected landscaping projects. A practical choice for homeowners, gardeners, landscapers, and DIY pond builders.

Build the Water Feature You've Been Imagining

Create a beautiful pond with a durable foundation designed for easier installation and lasting outdoor use. Order your 20 x 25 ft liner today and give your pond project a strong start.