Gauge For Metal Roofing

This conversation starts with the gauge you should not use.

Gauge for metal roofing.

Panels in both size gauges provide the durability benefits of metal. It explains the u s. What gauge metal roofing should i use. Standard for gauge and decimal equivalents for sheet steel galvanized steel aluminum galvanized alloy coated and of course the cold rolled.

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. Metal roof panels are measured by gauge and are usually between 22 and 29. The problem with metal roofing gauge is that there is a wide range of tolerances. They are fire resistant low.

The appropriate gauge ranges from as light as 26 gauge to as heavy as 20 gauge. Metal roofing in 29 gauge is just too flimsy to be used in this application. 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. Sheet steel is 0188 galvanized is 022 aluminum is 0159 galvanized alloy is 0217 cold rolled is 0179 this being sheet and coil.

What gauge is best for metal roofing that will be spanning from purlin to purlin. 22 24 26 29. Each gauge represents a nominal decimal range. Gauge is the thickness of the metal used for a roof.

When it comes to metal roofing gauges thicker typically means that the cost will be higher. While there isn t a noticeable difference in appearance between the panel gauges the differing compositions. Each number represents a range of inches 0 0179 to 0 0217 for example so two roofs may have the same gauge but slightly different thicknesses. So which gauge do you need.

When you choose metal roofing for your project you need to decide which gauge thickness you need from the thinnest 29 gauge to heavy duty 22 gauge.