CHIMNEY CAP WITH REPLACEABLE OR RECYCLABLE CERAMIC CATALYTIC FILTER INSERT

摘要

A chimney cap device for a flue opening. The device includes a tubular housing with an open lower end and an open upper end. A plurality of louver openings in a lower portion of the tubular housing draw air into the tubular housing. A removable top is attached to the open upper end of the tubular housing wherein the top includes a plurality of exit openings. A liner is provided within and attached to the tubular housing. A removable catalytic converter insert is supported within the liner to treat emissions from a gas fired appliance.