Tag: R-values

The Science of Siding

Articles

The Science of Siding: R-Values, Air Barriers, and Ottawa’s Building Codes

When you think about siding, aesthetics often come to mind first—colour, texture, and curb appeal. But behind the beautiful façade lies a complex system of physics, insulation science, and strict municipal codes. Ottawa’s climate—characterized by freezing winters and humid summers—demands more from a home’s exterior than just looks. Understanding R-values, air barriers, and building codes