Domus Ventilation Gravity Flap Outlet 155 x 155 x 30mm Brown

Domus Ventilation Gravity Flap Outlet 155 x 155 x 30mm (H x W x D) Brown is an outlet of an external wall duct terminal. This is designed to optimise airflow energy efficiency. The outlet eliminates moisture leakage safeguarding the fabric of the building. Used in compact buildings like small offices, restaurants and medical premises. Well suited to fit a pipe of 100mm Dia. The flap outlet improves the air quality in both living and working environments.