Firestone PondGuard 15 Foot 45 Mil EPDM Fountain Rubber Fish Pond Liner, Black

Retains water in ponds, waterfalls, streams, and other water features to prevent leaking Safe for fish and plants so you don't have to worry about degrading the quality of your water or the health of your pond Durable EPDM material is designed to last for decades Holds up against UV rays, ozone, and oxidation Will not blister, crack, or deteriorate in direct sunlight Superior longevity and strength with 45 mil thick material Install linger quickly and easily without the need for tools Specifications: Thickness: 1.0 mm Weight : 1.25 kg/m² Shear strength: 9 N/mm² Elongation at break: > 300 % (elastic behavior) Puncture resistance: 600 N and displacement > 100 mm Flexibility in low temperature: -45 degrees Celsius High friction angle: 27.5 degrees Color: Black Dimensions (L x W): 15 x 15 feet Manufacturer warranty: 20-year warranty