Catalogue of products
Roof bases type A or B made of PVC are designed for fixing roof fans and other end elements of gravity ventilation on the roof or ventilation chimney. Type A roof bases are used in ventilation systems as load-bearing elements of intake and roof apertures with a rectangular cross-section.
Types of type A bases:
Type A I – base without a duct straight connection and adjustment,
Type A II – base with duct straight connection without adjustment,
Type A III – base with duct straight connection and air flow regulation.
Types of B-type attitudes:
Type B I – base without duct straight connection and adjustment,
Type B II – base with duct straight connection without adjustment,
Type B III – base with duct straight connection and air flow regulation.
|Size d||Sizes [mm]||Weight [kg]|
*made of galvanized sheet