Triple exhaust box with dual 4″ and single 6″ duct ports in a vertical orientation. 6″ port is located at the top of the box. For use with stucco/siding and similar exteriors less than 5/8″ thick.
Includes gravity backdraft dampers and separator fins which prevent exhaust from mingling inside the box. Can be customized to fit unique field conditions. Unlimited custom color options available.