Products / Ribbed Series

The Ribbed Series is a family of architectural exposed-fastener roof and wall panels produced in Salem, Oregon and Riverside and Sacramento, California, in profiles TMP 1.5-4.875-34, TMP 1.5-6-36, TMP 1.5-7.8-39, TMP 1.5-8-32, TMP 1.5-9-36, TMP 1.75-5.33-32 and TMP 1.75-9-36, each with its own data sheet. They are made in 24 and 22 gauge Kynar 500 painted steel, .032 inch aluminum, bare Zincalume Plus, Rusteel Plus and copper, in 2 foot to 20 foot 10 inch lengths, with a 1:12 minimum pitch recommended for seams 1 inch or taller and 3:12 for lower seams when installed with butyl sealant. The series page lists ASTM air, water and structural testing.