A transition fitting for connecting double wall Metalbestos pipe to the single wall flue collar or draft hood outlet of the appliance. Flexible shank can be shaped to fit oval outlets. 4-1/2″ length. Size refers to the inside diameter of the pipe or fitting. The outside diameter of RV is approximately 1/2″ larger. Type B gas vent. No. 103240: Diameter: 3 In., Length: 4-1/2 In., Material: Alum Liner/Galv Steel Jacket, Temperature Rating: 550 F, Grade: UL Listed, Pkg Qty: 1 No. 104240: Diameter: 4 In., Length: 4-1/2 In., Material: Alum Liner/Galv Steel Jacket, Temperature Rating: 550 F, Grade: UL Listed, Pkg Qty: 1
