SHUTTER FOR VENTILATION PAX 140X140 MM WHITE

Prevents backdraft when the exhaust fan is not running. Outer dimensions 140x140 mm, grille 125x125 mm, outlet flange/duct connection for a 100 mm duct. Depth 50 mm with outlet flange. The grille damper fits a 100 mm diameter duct. It serves as both an exterior grille and a backdraft damper that prevents air ingress when the fan is off. Not for intake air ducts. This product description is an automated translation of the original Finnish description.