Air grilles with mobile vanes STW, STS, STWS, STSW
ST ventilation grilles are designed for use in low and medium pressure ventilation systems. A wide range of grille designs allows for an optimal orientation of the supply air stream or use as an exhaust element.
The grille frame can be made in two versions: standard version (ST) and a new lighter version (ST-L). The frame and the movable blades are made of steel, painted with RAL9010 paint. Other RAL colour painting and galvanised or stainless steel versions are available as an option.