The 0800 Series is out there in two body types for use with steel duct: a double flange screw gap mounting sort (M1) or perhaps a knock-over tab style (M2). Both equally variations include a straightforward installation Reduce-out template that makes the oval form openings extra straightforward to Lower. Model https://heavy-duty-stainless-stee02345.newsbloger.com/37742863/a-secret-weapon-for-dampers-for-industrial-sector