Modern Home Insulation in Ottawa: Roof, Wall, Floor & Basement Solutions
Home insulation is one of the most important steps in building or upgrading a house. In Ottawa’s climate, where winters are cold and summers can be hot, high-quality insulation helps reduce heating and cooling costs while creating a comfortable indoor environment. Modern insulation technologies are increasingly diverse and efficient, allowing homeowners to choose solutions that fit their needs and budget.
Roof and Attic Insulation
The roof and attic are critical areas for thermal insulation. Heat loss through the roof can reach 25–30% of a home’s total energy consumption. Common insulation methods in Ottawa include:
-
Spray Foam Insulation – Creates a seamless, monolithic layer that prevents heat leakage. Expands into hard-to-reach areas, protecting against cold air and moisture.
-
Blown-In Insulation – Fills all cavities evenly, improving thermal performance, often used in attics and roof spaces.
-
Mineral Wool and Fiberglass – Traditional insulation for attics and lofts, retaining heat effectively and reducing external noise.
Wall Insulation
Walls require attention, especially in older homes built without proper insulation. Modern solutions include:
-
Interior Wall Insulation – Installing insulating panels or roll materials inside the room preserves the exterior façade.
-
Exterior Façade Insulation – Adding insulation on the outside of the house, often combined with decorative finishes such as siding or plaster.
-
Spray Foam on Walls – Quickly fills cracks and cavities, preventing heat loss and condensation.
Floor and Basement Insulation
Cold floors and basements are a common challenge in Ottawa homes. Effective methods include:
-
Under-Slab Insulation – Thermal boards or roll materials installed under concrete slabs reduce heat loss.
-
Basement Wall and Ceiling Insulation – Prevents cold and moisture penetration from the ground, creating a comfortable lower-floor climate.
Energy-Efficient Windows and Doors
Windows and doors are not directly part of wall insulation, but proper installation and sealing significantly improve overall home energy efficiency. Popular options in Ottawa include:
-
Double- and Triple-Glazed Windows – Minimize heat loss.
-
Energy-Efficient Frame Systems – Reduce drafts and enhance the home’s energy performance.