Offers safe, efficient and have high volume evacuation of hazardous vapors on vessels equipped with gasoline powered engines. Satisfy requirements of USCG regulation Title 46, Chapter I, part 183, subpart K for marine ventilation when properly installed and used. BIA type accepted. Also exhausts warm air from galleys and engine rooms, ventilating steam or odors from heads and general marine air circulation. Constructed of tough reinforced plastic housing and one-piece balanced rotor for maximum corrosion resistance. Flex mount blowers have both inlet and outlet ports designed for slip-on flexible duct connections and are ideal when an in-line installation of blower is preferred. May be rotated in bracket to permit installation with discharge port in any direction. 250 CFM, 12 Amps, & 8 3/4″ L x 9 1/4″ W x 9 5/8″ H.