Allied Precision Universal Drain Plug De-Icer

Universal Drain Plug De-icer #99DPThe Universal Drain Plug De-icer #99DP has a unique power cord that separates to fit narrow drain openings.Universal Drain Plug De-icer Key Features:thermostatically controlledshuts off in low waterUL listedstainless hardwareone year warrantyLock N Dry compatiblerecommended for 100-300 gallonsFits all tanks with 3/4" or larger drain hole, including steel tanks.