The DA-C710 12” 800 CFM Shutter Mounted Electric Exhaust Fan By Dayton is the perfect solution to a hot attic or garage. Both Garages and Attics can be very enjoyable parts of your home, if properly ventilated. Start enjoying your attic or garage again with a New DA-C710 Shutter Mounted Electric Exhaust Fan. Keep in mind, Electric Exhaust fans can be used in any other area that may need powerfull ventilation