Pond Liners and underlayment fabric can be ordered from PondDepot.com, our prices are .85 cents per sq. foot for liner and .25 cents per sq. foot for underlayment. Please email us your shipping address and liner size for a pond liner quote with shipping costs. Please also indicate if you would like a quote for a complete pond kit with your liner purchase. Liner must be in five foot increments. We sell 45mil EDPM Pond liner ponddepot@msn.com Copyright - All World Rights Reserved Pond bacteria, Pond Kits and Pondless Waterfall kits, Filter Pads, Underwater Pond Lights. pump replacements and pond algae control. Pond Depot provides excellent technical assistance and fast shipping for all orders. The staff at Pond Depot are highly trained and experienced in installing and maintaining ponds. We will gladly answer any questions that you have. Pond Depot your online pond superstore!