Building a Cross-Border Roofing Knowledge Ecosystem

Roofing knowledge in North America has historically been fragmented. Canada focused primarily on
cold-climate durability, snow load, attic moisture, and freeze–thaw cycles. The USA examined heat-cycle
aging, storm uplift, UV breakdown, and coastal corrosion. For decades, these two bodies of knowledge
existed independently, limiting the accuracy of roofing estimates and long-term performance expectations.

Today, a new model is emerging — the Cross-Border Roofing Knowledge Ecosystem.
This system integrates engineering data from Canada and the United States into a single North American
roofing intelligence network. For the first time, homeowners can access complete, unbiased science that
explains HOW roofs fail, WHY they fail, and WHAT materials reliably perform across every climate zone.

Why North America Needs a Unified Roofing Knowledge Ecosystem

No single country provides enough roofing failure data to understand the full lifespan of roofing systems.
North America’s climate diversity demands a multi-region knowledge structure:

Canada — freeze–thaw damage, snow-load engineering, attic condensation science
USA South — heat-cycle aging, UV oxidation, asphalt binder decay
USA Midwest — storm uplift and lateral wind failure data
USA Coastal — hurricane uplift and salt-air corrosion patterns
Northern USA — mixed cold/heat exposure similar to southern Canada

Only by combining the data from all these regions can homeowners receive accurate roofing guidance.

Canada’s Contribution: Cold-Climate Engineering Science

Canada supplies some of the most critical data in the entire ecosystem:

Ice-dam formation modelling
Rafter and truss stress under heavy snow load
Attic moisture behaviour and winter humidity patterns
Freeze-thaw roof deck deterioration

These insights reveal how roofing systems degrade structurally — something warm-climate data
cannot replicate.

USA’s Contribution: Heat, Storm, and High-Stress Climate Data

The USA brings massive datasets across multiple climates:

Extreme UV and temperature-driven asphalt breakdown
Hurricane uplift forces and shingle detachment models
Wind-driven rain penetration patterns
Coastal corrosion impacts on metals

This creates a full-spectrum view of roofing material failure.

Why G90 Steel Is the Foundation of the Cross-Border Ecosystem

G90 stamped steel performs consistently across every North American climate zone:

Unaffected by freeze–thaw cycles
Stable under high-temperature expansion
No granule loss or UV-driven decay
Superior wind and uplift resistance
No water absorption or weight gain during storms

This makes G90 steel the backbone of a continent-wide roofing knowledge framework.

ROOFNOW™: The North American Knowledge Engine

ROOFNOW™ is the first roofing organization to combine Canadian and American engineering data into a
single unified system, helping homeowners understand: