The thicknesses are listed below.
Roof thickness mm.
1 2mm standard 1 5mm commercial resitrix.
The gauge of a metal roof refers to its thickness and the higher the gauge the thinner the metal.
We sell a total of five roofings systems.
The min thickness of the roof slab should be 6 inches and maximum it can go up to 13 14 inches for span up to 7 m long.
The thickness of aluminum roofing sheet in most nigeria market ranges from 0 7mm to 1mm thickness the thicker the roofing sheet the costlier it will be.
For example standard 29 gauge steel roofing made in long panels is about 0 36 millimeters thick and the 26 gauge version is slightly thicker at 0 48 millimeters.
When installed however the shingles overlap doubling the thickness.
Manufacturers express the thickness of metal panels as their gauge with 22 gauge being the thickest and 29 gauge the thinnest of traditionally sold metal roof and wall panels.
Each gauge represents a nominal decimal range.
Standard asphalt shingles add very little thickness to the roof because a standard three tab shingle is about 3 16 inch thick.
Four are epdm membranes and the fifth is a polyurathane liquid.