Dan Herder

If you are planning a new build, finishing a basement, adding an addition, or upgrading your existing insulation in Ontario, there is one document that governs what you are legally required to install: the Ontario Building Code (OBC), specifically its energy efficiency section known as Supplementary Standard SB-12. Getting this right is not optional. Inspectors […]

Spray foam insulation has become one of the most widely used materials in residential and commercial construction across Canada, and for good reason. It seals air leaks, manages moisture, and delivers thermal performance that traditional batt insulation simply cannot match. But the same questions come up time and again from homeowners who are about to

You open your hydro or gas bill in February and wonder how a 1,200-square-foot bungalow in Hamilton or Mississauga can cost $350 a month to heat. Sound familiar? Ontario’s winters hit hard, and outdated attic insulation is often the biggest culprit. The good news? The Home Renovation Savings Program is live in 2026 and offers

If your basement is cold, damp, or eating up your heating budget, you’re not alone. Ontario’s climate is hard on basements — and most homes built before 2012 don’t meet today’s insulation standards. This guide covers everything: Ontario Building Code requirements, the best materials for below-grade walls, moisture control, mold prevention, and current 2026 pricing.

Your attic is bleeding heat. That’s not an exaggeration. Natural Resources Canada estimates that a poorly insulated attic can account for up to 25% of a home’s total heat loss. In Ontario, where winter temperatures drop well below -20°C with wind chill, that’s hundreds of dollars leaving through your roof every single month. If you’re

Did you know the average Hamilton homeowner spends over $2,400 a year on heating and cooling? If your home was built before 2000, there’s a good chance your attic insulation is sitting at R-30 or lower. That’s barely half of what the Ontario Building Code requires for new construction today. Here’s the thing: spray foam

How much does spray foam insulation actually cost in Ontario? It’s the first question most homeowners ask, and the answer isn’t always straightforward. Spray foam insulation cost in Ontario ranges from $1.50 to $5.00 per square foot depending on the foam type, project scope, and accessibility. For a typical Hamilton or Toronto home, you’re looking

Did you know the average Ontario homeowner loses up to 40% of their heating and cooling energy through poor insulation and air leaks? That’s hundreds of dollars flying out of your home every winter. Understanding the fundamentals of spray foam can help you make smarter decisions about your home’s energy efficiency and long-term comfort. This