Used in the system for connection between rectangular ducts and circular ducts.
The rectangular end is flanged, while the circular end is equipped with seal or is flanged, too, for connection to a fan unit.
For standard duct dimensions, variants 1, 2, 3 and 4 can be used. Additional parameters f and e are available for defining non standard transition piece. Supplied with strong joining profile DW30.
The product is tested in accordance to EN 1366-9 and fulfils all the prescribed requirements of performance according to EN 12101-7, used in a rectangular smoke control system (see declaration of performance). The CE marked product complies with the essential requirements of the relevant European health, safety and environmental protection legislation.