Compensator Above Ground 9" Inch Swimming Pool Winter Skimmer Guard For Skimmer
The quickest, safest way to close your pool. You never need to drop your water level again. Fits almost all standard skimmers. The Compensator universal expansion plug closes off the skimmers drain hole while the adjustable contraction bottle absorbs ice expansion. The Gizzmo has a 1-1/2" tapered end which is threaded and screws into place.