Super Pro by Selkirk has inner and outer walls of 304-alloy stainless steel. The mineral wool insulation is formulated to reduce the likelihood of corrosion. Components, such as flashings, have a coating which has twice the corrosion resistance of galvanized steel.
Locking bands ...Super Pro by Selkirk has inner and outer walls of 304-alloy stainless steel. The mineral wool insulation is formulated to reduce the likelihood of corrosion. Components, such as flashings, have a coating which has twice the corrosion resistance of galvanized steel.
Locking bands are recommended at each joint for extra security when cleaning and are required on all elbow joints, lengths between elbows, and where the horizontal section of pipe attaches to the tee. Outside diameters of Super Pro are 2" larger than inside diameters. Most of the components for Super Vent chimney are the same as those for Super Pro factory-built chimney.
The exceptions are the cathedral ceiling support box which does not have brass trim, the decorator ceiling support and black wall thimble which come with round trim collars with no brass trim, and the trim collar itself which measures 16" round and does not have brass trim.