Simple, tool-free duct collar that connects ducting to a furnace's duct cutout, fitting all Suburban furnaces except GT and DD models.
The Suburban Mfg 050715 is a 4" furnace duct collar that makes it easy to connect ducting to one of a furnace's duct cutouts. It installs without any tools, simply fitting into the cutout to accept standard 4" ducting, and is a useful part for adding additional heating vents or repairing a damaged or missing collar.
This duct collar is compatible with all Suburban furnaces except the GT and DD model lines, which use different duct fittings. Confirm the furnace model before ordering.
• (1) Suburban Mfg 050715 furnace duct collar