Insulation Services in Oshawa

Northstar Spray Foam & Insulation Inc. provides professional spray foam insulation services for homeowners, builders, businesses, and contractors in Oshawa. Our team helps improve energy efficiency, indoor comfort, air sealing, and long-term building performance for homes, rental properties, garages, commercial buildings, warehouses, and industrial spaces.

Whether you are insulating a new build, upgrading an existing property, finishing a basement, improving an attic, or preparing a commercial space, Northstar delivers tailored insulation solutions for properties across Oshawa and nearby areas including Whitby, Ajax, Pickering, Scarborough, and Durham Region.

Why Choose Spray Foam Insulation?

• Excellent air sealing: Spray foam expands into gaps, cracks, rim joists, framing cavities, and difficult-to-reach areas to help reduce drafts and uncontrolled air movement.
• Energy efficiency: A properly installed spray foam system can help reduce heat loss in winter and heat gain in summer, helping HVAC systems work more efficiently.
• Moisture control: Closed-cell spray foam can help manage moisture and reduce the risk of condensation-related issues when installed correctly for the building assembly.
• Comfort improvement: Better insulation and air sealing can help reduce cold rooms, hot spots, drafts, and uneven temperatures.
• Long-term value: Spray foam is a strong option for property owners looking to improve comfort, performance, and overall building efficiency.

Our Spray Foam Services in Oshawa

Residential spray foam insulation

For homes in Oshawa, Northstar insulates attics, basements, crawl spaces, walls, garages, additions, and new construction projects.

Commercial spray foam insulation

For offices, retail units, restaurants, warehouses, and commercial buildings in Oshawa, our insulation services help reduce operating costs and improve interior comfort.

Industrial spray foam insulation

For industrial and warehouse properties near Oshawa, spray foam can help regulate temperatures, protect building envelopes, and support efficient operations.

Attic insulation

Attic insulation is one of the most important upgrades for reducing heat loss and improving comfort in Ontario homes.

Basement and crawl space insulation

Spray foam can help seal rim joists, foundation walls, and crawl spaces to reduce drafts, cold floors, and moisture concerns.

Garage and addition insulation

Detached garages, attached garages, home additions, and renovations often benefit from air sealing and high-performance insulation.

Why Northstar for Spray Foam in Oshawa?

• Local GTA experience: Northstar understands insulation requirements for homes and commercial properties across Oshawa and the Greater Toronto Area.
• Residential, commercial, and industrial capability: Our team can support small home upgrades, builder projects, commercial retrofits, and larger industrial insulation jobs.
• Quote-focused process: We assess the property, recommend the right insulation approach, and provide clear next steps before the work begins.
• Energy-efficiency mindset: Our goal is to help clients improve comfort, reduce energy waste, and support long-term building performance.