Spray Foam Insulation Cost in Toronto (2026 Guide)

If you’re searching for spray foam insulation cost in Toronto, you’re likely planning a renovation or new build and want real numbers.

Let’s break it down.

💰 Average Spray Foam Cost in Toronto

Spray foam insulation pricing depends on:

• Size of the area

• Thickness (R-value)

• Type (closed cell vs open cell)

• Accessibility

Typical price ranges:

• Closed cell spray foam: $3 – $7 per sq ft

• Open cell spray foam: $2 – $4 per sq ft

Closed cell is more common in Toronto due to the moisture and cold climate.

🏠 Cost by Area

Basement insulation:

Higher cost due to prep and moisture protection👉 Best ROI long-term

Attic insulation:

Depends on roof type (vented vs unvented)

Garage ceiling:

Mid-range cost but huge comfort improvement

⚠ What Affects the Price Most?

• Removing old insulation

• Tight access spaces

• Required R-value (Ontario code)

• Project size (larger = better pricing)

💡 Is Spray Foam Worth It?

Yes — because it:

• Reduces energy bills

• Eliminates drafts

• Prevents mold

• Lasts 20+ years

Fiberglass may be cheaper upfront — but often costs more over time.

📞 Get an Exact Quote

Every project is different.

North Star Spray Foam Inc. provides accurate estimates based on your space, not guesswork.

📞 647-505-5219👉 Request a Quote Today