Increase the life of your pond liner with Pond Underlayment. They make your liner more puncture resistant by protecting it from sharp objects in the soil. Pond liner underlay also prevents EPDM and other pond liners from over-stretching by stabilizing the ground under the liner.
Pond liner underlayment resists pond settling, decomposition and shifting, unlike newspaper or sand. It is also quick and easy to install. Purchase 10' wide underlay today to keep your liner protected.