Universal Ventilation Kit-Exterior Side Fan Housing Mount-Easy -USB, 12v, AC
All you need to install the Exterior Side Fan Housing Mount is a 1- 3/8in hole saw. Then simply insert the thread portion of the Housing through the 1- 3/8in hole, screw on the Nut Plate and removable, washable Screen Cap, repeat the process for the Ventilation Inlet Assembly, insert Fan, snap the remaining parts together, connect the Vent Hose to the outlet and run the Vent hose.