General description To prevent your pond from losing water overnight, it's important to have a barrier between the water and the soil. Using VEVOR's 20 Mil Pond Liner can prevent water from leaking out of the bottom of your pond. A koi pond liner is essential to keep dirt, debris, and contaminants away from your fish, which helps them stay healthy. By ensuring that your fish have a clean and safe environment to live in, you can provide them with a happy and healthy home. Technical specifications Item Model Number: LLDPE 10*13 ft Material: LLDPE Thickness: 20 Mil / 0.5 mm Dimensions: 10 x 13 ft / 3 x 3.9 m Lifespan: 10 Years Color: Black Weight: 13.6 lbs / 6.2 kg Installation No tools required for installation. Before purchasing, it's important to determine your pond's precise depth and width. We recommend buying a liner that's slightly larger than your pond. Any excess liner can be easily cut off after installation. Usage By using a pond liner, you can prevent water and soil from