RV-75 is a new, pre-engineered rooftop ventilator model for Greenheck's line of dedicated outdoor air systems, with energy recovery offering capacities up to 16,000 cfm, up to 50 tons of packaged cooling and up to 1200 mbh of indirect gas-fired heating. Features two-inch double-wall construction and R13 thermally broken foam insulation, and includes a top-mounted condenser and an upgraded controls platform with a web user interface that comes as standard.