10 Home Insulation Mistakes That Waste Money (2026): What Canadian Homeowners Get Wrong
A homeowner in Ontario gets three quotes for attic insulation. One contractor recommends topping up to R-50. Another pushes R-60. A third suggests spray foam for “better performance.” Which is right? The decision feels like it hinges on the product or the highest number. In reality, bigger questions often matter more: Is the attic properly […]
R-Value Insulation Guide for Canadian Homes (2026): What R-Value Do You Really Need?
A homeowner in the GTA calls three contractors about attic insulation. One says “You need R-60.” Another says “R-50 is plenty for your house.” A third pushes spray foam as the only real solution. None of them have looked at the existing insulation depth, air leakage, rim joists, or the home’s heating system. The homeowner […]