FANTECH RVF4 Exhaust Fan, 4In Duct/ 115 V NewithOpen Box
RVF4 Series Exterior Wall Mount Exhaust Fan, 4 Duct (134 CFM) New/Open Box. Fan motor mounts on outside wall of building. Automatic reset thermal overload protection. Exterior mounted exhaust fans provide the perfect solution for kitchen ventilation when direct venting through a wall is the only option.