This is a wood structure dormer section roof detail with UL 90 rated standing seam metal roof mechanically fastened on 4 plywood sheathing on prefab wood trusses at 24″ O.C. Add to wish list $5.00 – Purchase Checkout Added to cart You must log in to submit a review. Username or Email Address Password Remember Me Buying Options Add to wish list $5.00 – Purchase Checkout Added to cart