This page includes all diameters for the Fire Stop Support for Single Wall Vent Pipe. The application is for vertical venting systems. This gadget performs two functions: For diameters of 5 inches and more, the gear clamp is included but not attached, and does not include the gearclamp bracket. • Vent material: AL29-4C stainless steel DownloadsZ-Vent SVE Series IV Installation and Maintenance Instructions, 3" to 24", Single & Double Wall |