Home / Shop / Burners, Parts, and Accessories / Power Flame Type C / C1 / PF, C1 Air Housing US UL “81”, PFI C20010 PF, C1 Air Housing US UL “81”, PFI C20010 Categories: C1, Power Flame Type C Description Description Power Flame, C1 Air Housing US UL “81” PFI Part number C20010 Related products PF, C4/5/6 Damper Screen (Raw Finish), PFI C80433 PF, Wall Mounted Box Bracket Right, PFI E10641 PF, CSA/Vol C2 Damper Blade Counter Weight, PFI C13400 PF, 10 X 9 Cover Plate, PFI E10480