12In Flue Section 2 Wall

Inner and outer pipe. The outer pipe, made of galvanized steel, provides cooling air necessary to maintain safe chimney temperatures, while the inner pipe, made of stainless steel, emits gases out of the fireplace. Snap- lock design. UL127 Listed. Up to 1700 Degree Pipe.8″ ID – 12-3/8″ ODLgth. In=12This item cannot be shipped to APO/FPO addresses. Please accept our apologies 12In Flue Section 2 Wall