GAF Green Machine Roof Vent

GAF’s new Master Flow Green Machine High-Power Solar Roof Vent provides contractors an environmentally friendly and energy-saving solution. With 750 CFM, the Green Machine can provide up to 50-percent more airflow than competitively priced solar vents. It’s also impact resistant to withstand hail and foreign objects. The Green Machine comes in both a solar-powered model with a 20-watt integral solar panel and a dual-power model that switches automatically between solar and house power.