The 75-gallon unit earned an ENERGY STAR. It has an Energy Factor of 3.0 and a First Hour Rating of 67 gal/hr. Limited 10-Year Warranty (with PHNIX Certified Contractor Installation). Use ductwork to direct dehumidified air produced by the unit to cool a space. Pair the unit with flat-plate solar panels and take advantage of rebates for 30% off installation costs plus up to $4,000 in tax credits.