Ventilation grilles
Ventilation grilles provide some of the simplest form of air direction control and comprise of fixed or adjustable blades in vertical or horizontal arrangement. Grilles can be mounted into the duct walls or fixed to a duct termination. Transfer air grilles are used for partitions, walls or doors between adjacent rooms to allow pressure compensation. The product range comprises grilles in sizes from 225x125 to 1225x425 for flow rates up to 8000 m³/h, round or rectangular transfer air units, one- or two-sided, partly with sound-absorbing lining.
