The patented Equalizer EQ2 boosts airflow from poorly performing registers by up to 80%. This will re-distribute heated or cooled air from your central system to a room that is always too cold in the winter or too hot in the summer. Solid-state, user-adjustable thermostat controlled, automatic on/off operation for forced air heating and air conditioning systems. Fits floor and wall register vents up to 6" x 12". Patented place and plug convience. 6' polarized power cord.
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