Water tank liner made by quality coated pvc fabric to ensure strength and durability in order to extendthe life of the tanks. The seams are HF welded for maximum strength and durability, and custom fit toyour tank's exact dimensions. This custom fit tank liner can be quickly and easily installed, ideal forhard chrome anodizina and electroless nickel applications, plating, water containment and liguidstorage, We can customize tank iner to the exact dimensions of vour tank for the perfect fit evervtime.