Steel Roof Decking Thickness

0 027 or 0 032 for seamless gutters and any other thickness for custom gutters.

Steel roof decking thickness.

0 7 mm 0 8mm and 1 5 mm. Minimum 024 steel standing seam. The typical thickness range for sheathing is 3 8 to 3 4 inch. Thickness of a steel roof deck can be determined at a roof hatch where the edge of the deck may be available for measurement with a micrometer.

Metal roofing thickness recommendations that include paint. Minimum 0145 aluminum shingles. Kynar aluminum for metal roofing. Flexural strength can be assumed to be 33ksi unless a new single ply system is contemplated that requires a higher pull out strength.

Type b roof deck 22. 014 018 exposed fastener corrugated aluminum roofing. Minimum 0185 steel tile. Regardless of thickness the plywood should be a type suitable for exterior use graded exterior or exposure 1.

1 8 lb ft galvanized 1 7 lb ft painted type b roof deck 20. Kynar galvalume steel for metal roofing and gutters. Never attach roof sheathing with staples. It s important for you as a homeowner to know about the gauge thickness of a metal roof so you can select the best one for yourself.

Manufacturers in the united states use gauge to express the thickness of metal roof panels. Sheathing should be a minimum of 19 32 inch thick. 2 2 lb ft galvanized 2 1 lb ft painted type b roof deck 18. Roofs with very heavy loads may require 3 4 inch thickness.

26 gauge 24 gauge 20 gauge 18 gauge 16 gauge 14 gauge 1 8 and 1 4. 22 gauge is the thickest while 29 gauge is the thinnest. 8d ring shank nails should be used instead. Exposed fastener corrugated steel roofing.

Minimum 024 aluminum standing seam.