This is a Pentair L4W Skimmer Lid with Thermometer in white and measures 9-3/16 inches. This lid is designed for the Pentair American S20 Admiral Skimmers.
Pentair’s skimmers are engineered and manufactured to the highest standards of precision and quality to minimize installation time and maximize satisfaction. The skimmer lid thermometers eliminate misplacement, theft or breakage.
The face is made of polycarbonate UV material for its strength, flexibility, and weather resistance. It is hermetically sealed and has all welded joints with a stainless steel case cover and thermometer.