12" Rib Panels

The 12" Rib Panel is a high strength, deep, wide panel. The R Panel is ideal for roofing and siding applications due to its extreme durability and aesthetically pleasing appearance. This panel is also available with a 1 ¼” depth. 12” Rib is available in stainless steel, galvalume, and aluminum.

26
24
22
20
18
SUGGESTED UNIFORM ROOF LOADS IN POUNDS PER SQUARE FOOT
GA Span 4'-0" 4'-6" 5'-0" 5'-6" 6'-0" 6'-6" T-0" 7'-6" 8'-0" 8'-6" 9'-0" 9'-6" 10'-0"
18 1 136 108 86 71 60 51 42 36 32 29 25 23 18
stl. 3 155 121 98 81 68 56 50 42 37 33 29 26 24
20 1 105 83 67 55 44 38 33 28 26 22 20 17 15
stl. 3 120 93 75 62 53 44 37 32 28 25 21 20 17
22 1 87 69 56 45 38 31 28 22 20 18 15 14 12
stl. 3 99 87 63 52 43 36 31 26 24 20 19 17 15
24 1 71 54 43 36 31 25 21 19 17 14 12    
stl. 3 79 62 50 41 35 29 23 21 19 17 14    
26 1 65 51 42 34 29 23 21 18 16 13      
stl. 3 73 58 46 38 31 27 23 20 17 15 13    

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CADdetails.com is a great resource for JRS design files configured for different CAD programs.  If you have a project requiring Corrosion Resistant Architectural Metals, specifying James River Steel roofing siding and decking is one of the easiest things you can do. It’s free, it’s very comprehensive, and they don’t spam.