BMC3 - Circular-duct supply grille, 20 mm pitch

The BMC3 is a circular-duct supply grille, 20 mm pitch. It is intended to introduce supply air into the occupied space. The stated pitch defines the spacing of the visible blades or bars. The product geometry is defined for orderly integration with the surrounding ventilation opening. This model is intended for mounting directly on or in connection with circular ductwork.