What the 50% Steel Tariff Did to the Cost of a Metal Roof in Toronto This Spring
For most of the last decade, the pitch for a metal roof in the GTA was simple: pay more once, then forget about it for fifty years. That math still holds, but the "pay more once" part has gotten steeper, and the reason has almost nothing to do with the roof over your head and everything to do with trade policy. When the United States doubled its Section 232 duties on steel and aluminum to 50% in the summer of 2025, the shock did not stay south of the border. Canadian mills and distributors price against the same continental market, and the cost of coil, panel, and trim moved with it. By the spring quoting season, that pressure had worked its way into estimates being handed to Toronto homeowners. Why…









