DN Twin Hi-Rib 950 DN Steel’s Twin Hi-Rib 950 is recommended for use for panels up to 30 mts length even at 5˚ roof slope. Its capillary is specially designed to eliminate possible leaks and proven effective. This profile is available in our DN Steel Urdaneta Branch, office is located at Bldg. Purok 6 Mc Arthur Highway Nancayasan, Urdaneta City, Pangasinan 2023-01-02 Denver Editor