Pool and pond netting is a sturdy and safe material that prevent leafs and other debris from entering the water. Our netting protects your water as well as fish and other pond life from predators. It is constructed of polyethylene with 1/4 inch hole openings. To ensure a long life, the strands are bonded together and UV-treated. Pool and pond netting allows sunlight, air and moisture which helps maintain the proper biological balance.