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 inch length. Size refers to the inside diameter of the pipe or fitting. The outside diameter of RV is approximately 1/2 inch larger. Type B gas vent.

• • Connects single wall vent to B vent
• • Used to connect pipe to draft hood at appliance
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