Indoor model also includes 115 V exhaust blower. In areas where freezing is not a problem, the aerator can be installed outdoors. Gasses released from the water simply escape to the atmosphere through vents in the aerator cover. This outdoor model is the simplest and least costly type of aerator. Where freezing conditions are common in winter, an indoor model must be used.
Indoor aerators have a sealed cover on which is mounted an electric powered exhaust fan.
Gasses released by aeration are safely vented outdoors through sealed piping. Indoor aerators are usually installed in a basement, heated garage, or in a closet if there is no basement. Typical wood frame construction will not support the weight of an aerator filled with water . Prices subject to change without notice. You must pay shipping charges for the defective unit and any labor charges involved on the replacement unit.