constant airflow regulator booster for classic manifold
constant airflow regulator booster for classic manifold
Overflow element for profi-air classic manifold 6-foldand profi-air classic plus manifold when intensive ventilation is needed. The overflow element enables higher airflow rates in predefined rooms. for direct installation in the profi-air classic connection coupling. it is always to be used for supply air and extract air. recommended for living rooms and kitchens.