05/19/2026
Cold, damp basements are one of the biggest sources of heat loss in Ontario homes. If yours feels uncomfortable in winter, itās likely underāinsulated ā and that can cost you in comfort and energy bills. Our 2026 guide breaks down Ontarioās basement insulation requirements (R-values, air sealing, v***r control) and explains why closedācell spray foam is often the best choice for Torontoāarea homes.
At North Star Spray Foam Inc., we bring 15+ years of experience to every job, helping homeowners and businesses in the GTA get codeācompliant, longālasting results. Ready to make your basement warmer, drier, and more efficient? Read the full guide and request a free quote today!
š Serving Toronto, Mississauga, North York, King City, Caledon and the GTA
š 647-505-5219
š Read the guide & get a free quote: https://wix.to/EW6xh0C
Many Ontario homeowners donāt think much about basement insulation ā until winter arrives.If your basement feels cold, damp, or uncomfortable during winter, poor insulation could be the reason. In Ontario, winter temperatures can drop significantly, and an under-insulated basement often becomes ...