Helios ELS Installation boxes

Installation boxes / mounting sleeves Helios ELS-G for small quiet radial bathroom fans Helios ELS. We divide the mounting housings for recessed (built-in) mounting of the Helios ELS GU in the wall / ceiling and for wall-mounted mounting of the Helios ELS GA. In our offer you can find standard installation boxes without fire protection made of plastic of flammability class B2 or with fire protection K90. The diameter of the exhaust outlet is DN 80 mm. It is possible to extract from one or two rooms.