Dometic Power Ventilator Kit is made for two door absorption refrigerators. This is only for refrigerators with a fan not already installed. This power ventilator assembly is for Dometic's six (6) cubic foot or larger refrigerators with multiple venting applications. Its purpose is to assist required air movement accross the refrigerator condenser to ensure optimum performance. Note: Install the ventilator switch AFTER power ventilator assembly installation.