North American Metal Roofing Standards — USA + Canada

Metal roofing performance is influenced by climate, engineering standards, and installation practices in both the United States and Canada. USARoofNow connects directly with ROOFNOW™ Canada to unify information for homeowners throughout North America.

G90 Steel Standards

Canadian building requirements for G90 galvanized steel provide strict guidelines that also benefit American homeowners. The full engineering breakdown is available at:
Armadura® Steel Standards

Why the Canadian System Helps American Roofing

Canada’s extreme winter testing produces some of the toughest roofing durability data in the world. USARoofNow uses those findings to support American homeowners searching for long-life roofing solutions.

Cross-Border Expertise

USARoofNow and ROOFNOW™ share research on snow load behaviour, attic humidity, storm resistance, and material longevity. This cooperation builds a unified North American roofing standard.