8x8 Thermal Cover for Hot Tubs (Solar Cover)
Save money on energy bills with a Thermal Blanket for your spa ! 8’x8′ Blanket floats on water underneath regular spa cover to cap heat in. A must for outdoor spas in the winter. One of the best ways to do this is with the use of a hot tub Thermal Blanket. Cut the floating plastic blanket to the exact shape of your hot tub water surface. This blanket is filled with thousands of tiny air sacks which allow it to float on the water surface underneath your regular hard thermal cover.