Dundas Jafine ProMax 4″ Wide Mouth Exhaust Cap Quality Guarantee

Dundas Jafine ProVent exhaust caps are part of the ProSeries product line-up. This product features a 3 louver damper system that helps to prevent cold air, snow or rain from entering the home. The louvers have been redesigned to help prevent them from sticking. This cap also features a UV resistant coating that prevents the sun from discoloring it.