Offering plate glass Mirrors in commercial buildings, also a #8b stainless steel surface mirror on our website. Most mirrors ship in 3-5 business days. We also offer laminated, tempered and plastic acrylic which need to be quoted please contact us for these types. Channel frame are fabricated of #20 ga stainless steel, #4 satin finish. roll formed 1/2” x 1/2” x 1/2” channel frame has mitered corners and secured with stainless steel rivet.