Madison Accessories Tank Blanket 13.6V 124W 30 Gal Holding Tank Heater 61007 69-6545

Used to prevent freeze-ups in water tanks. 9 Amp heater heats a 30 gallon capacity tank. Thermostat control turns on at 40 deg & off at 58 deg. It has peel & stick aluminum backing. Measures 12 inch width x 24 inch length.