Quick answer: These free guides cover everything an Ontario homeowner needs before upgrading an attic: how to check your R-value, which material to choose, how the 2026 rebate works, what to ask contractors, and what a typical project looks like. Start with the guide that matches where you are.
Updated November 2026
Start here
| If you want to… | Read this |
|---|---|
| Know if your attic needs work | 12 signs your attic needs more insulation |
| Measure your insulation safely | How to check your attic R-value |
| Understand the rebate numbers | Ontario attic rebate study 2026 |
| See the facts and sources | Ontario insulation statistics 2026 |
| Choose a material | Cellulose vs fiberglass vs spray foam |
| Claim your rebate | How to claim the attic rebate, step by step |
| Prepare for the job | Attic insulation checklist |
| See a full job | Project walkthrough: R-12 to R-60 |
| Compare quotes | Insulation quote comparison template |
| Get quick answers | Attic insulation FAQ: 40 answers |
Rebate guides
- Ontario insulation rebates 2026 — every program in one place
- Attic insulation rebate: up to $1,250
- Home Renovation Savings Program
- Enbridge insulation rebate
- Canada Greener Homes Grant: what replaced it
A simple path through the guides
- Read the signs and check your R-value.
- Use the rebate study to see what you would get back.
- Pick a material with the comparison guide.
- Get two or three quotes and compare them with the template.
- Use the checklist and claim guide on install day.
Frequently asked questions
Are these guides specific to Ontario?
Yes. Rebate amounts, building code references and examples are for Ontario, with a focus on Toronto and the GTA.
How often are the rebate guides updated?
We review them whenever the Home Renovation Savings Program changes. The date at the top of each guide shows the last update.
Can I share or cite these guides?
Yes. Please link to the page you are citing.
Talk to an expert
Prefer to have someone look at your attic? Call (647) 250-0606 or book a free assessment.