B3020 is a rectangular aluminium grille with fixed horizontal bars. B3020 is used for both supply and exhaust air, and is supplied as standard with springs for installation in plenum boxes type VBA, WB or mounting frame type GGR. B3020 can also be used with volume regulator GAT.


The grille should be removed to gain access to the plenum box or duct. The external parts should be wiped with a damp cloth.


Plenum box:VBA, WB

Mounting frame:GGR

Volume regulator:GAT

There are no softwares available for download for this particular product.