Products / TR 9

TR 9 is an exposed-fastener steel roofing profile with 3/4 inch ribs at 8.85 inch centres and intermediate grooves, formed from 42 inch coil to a 35.4 inch covering width, with a 24 inch minimum length. It is offered in 24, 26, 28 and 30 gauge in natural and prepainted finishes. Duchesne lists it for residential projects. Duchesne's roof load-table notes state the steel conforms to ASTM A653/A653M or A792/A792M.