Some people may believe that thicker is always better but whether it needs that added strength actually depends on the type of building construction as well as its location.
Metal roofing gauge thickness chart.
22 is the thickest gauge while 29 is the thinnest.
The problem with metal roofing gauge is that there is a wide range of tolerances.
Gauge stainless galvanized sheet steel aluminum fraction inches mm inches mm inches mm inches mm 30 0 0125 0 33 0 0157 0 40 0 0120 0 30 0 0100 0 25 29 0 0141 0 36 0 0172 0 44 0 0135 0 34 0 0113 0 29 28 1 64 0 0156 0 41 0 0187 0 47 0 0149 0 38 0 0126 0 32 27 0 0172 0 43 0 0202 0 51 0 0164 0 42 0 0142 0 36 26 0 0187 0 48 0 0217 0 55 0 0179 0 45 0 0159 40 25 0 0219 0 56 0 0247 0 63 0 0209 0 53 0 0179 0 46 24 0.
0 7 mm 0 8mm and 1 5 mm.
Gauge to thickness chart.
For reference a can of soda is usually 37 gauge while the thickness of the hood of a car is 20 gauge.
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.
The standard gauges for residential roofs are 22 through 29.
Metal roofing gauge sizes.
For example one company might sell a product as being 24 gauge but in reality the thickness of the metal could vary from 0 018 to 0 0335 based upon exactly how that company looks at things and how big of a tolerance they allow for.
Gauges for residential buildings.
0 027 or 0 032 for seamless gutters and any other thickness for custom gutters.
Kynar aluminum for metal roofing.
Other factors are at play when it comes to metal roofing durability.
22 24 26 29.
When it comes to metal roofing gauges thicker typically means that the cost will be higher.