Shop imperial 6-in dia galvanized steel round end cap in the round end caps section of ... Crimped cap can be installed at end of round pipe with sheet metal screws. China Caps from The Duct Shop are perfect fitting to mount on the top of a piece of sheet metal duct that extends through your roof to keep rain and snow out of the duct system. China Caps are manufactured from the highest of quality galvanized steel.

China Caps from The Duct Shop are perfect fitting to mount on the top of a piece of sheet metal duct that extends through your roof to keep rain and snow out of the duct system. China Caps are manufactured from the highest of quality galvanized steel. The most common are metal, which are available in aluminum, copper and stainless steel. There are also decorative models such as copper caps, which are more costly but require less maintenance. If your chimney has multiple flues, choose between a set of small caps or one large multi-flue cover for a cleaner look.