Trust Build Windows and Doors | Barrie Home Energy Blog | New Homeowner Guide
I Just Bought a House in Barrie.
What Should I Do First About Energy Efficiency?
A plain-language guide for new Barrie homeowners who want to lower their energy bills, access available grants, and know exactly where to start — without wading through jargon or sales pitches.
Platform: Your Blog / Reddit
Read Time: 8 min
First: Understand What You Have Actually Bought

Before you renovate anything or invest in any energy upgrades, the most valuable thing you can do is find out what you are actually working with. Most Barrie homes built before 2000 have at least one significant energy performance gap — under-insulated attic, uninsulated basement rim joists, aging windows that no longer seal — and the problem is that these gaps are invisible. You can move in, furnish a home, and live in it for months without knowing that 30% of the heat you are paying for leaves through the ceiling every night.
The good news: there is a simple, low-cost first step that tells you exactly what your specific home needs — and it is reimbursable through available government programs.
Your Priority Order: Where to Focus First
Not all energy efficiency improvements deliver equal returns. Here is the right priority order for most new Barrie homeowners:
1 Book a Pre-Retrofit Energy Audit Reimbursable
This is not an optional first step — it is the one action that everything else depends on. A certified energy advisor spends two to three hours at your home, measures your actual insulation levels, runs a blower door test, and produces a written report showing exactly where your home is losing energy and how much grant funding you can expect for each eligible upgrade.
Cost: 00–00. Reimbursable through federal grant programs after installation. This appointment must happen before any insulation work begins to protect your grant eligibility.
2 Attic Insulation Grant Up to ,500
For most Barrie homes built before 1995, the attic is the single biggest source of heat loss. Heat rises — in an under-insulated attic, it exits your living space constantly and your furnace works overtime to replace it. Upgrading from a typical R-12–R-20 to R-60 reduces attic heat loss by 35–55% and is typically the highest-return upgrade available.
Net cost after grants for a typical Barrie attic: /bin/sh–,000. Annual savings: 00–,200.
3 Basement Rim Joists & Air Sealing Grant Eligible
The rim joist is the band of framing at the top of your foundation walls. In most Barrie homes built before 2000, this zone is uninsulated and allows cold air to infiltrate directly into the floor structure above. Sealing and insulating rim joists typically costs ,500–,500 and is covered under the same grant program as attic insulation — often within the same project at minimal extra cost.
4 Windows and Exterior Doors High Comfort Impact
Windows are the most visible energy performance component of any Barrie home — and often the most felt. Drafty windows near a sitting area are something you notice every January. Modern triple-pane windows with low-e coatings reduce heat loss through glass by 40–60% versus older double-pane units. Steel and fiberglass exterior doors provide significantly better thermal performance than older wood or hollow-core designs.
Window and door replacement delivers immediate, noticeable comfort improvement and can qualify under certain program structures. Your energy audit report will show how much each zone contributes to your total heat loss so you can make the most informed decision.
What the Grant Programs Cover — New Homeowner Version
| Program | What It Covers | Max Support | Key Requirement |
|---|---|---|---|
| Canada Greener Homes Grant | Attic, basement, and wall insulation; air sealing; windows; doors | ,600 grant + 0,000 0% loan | Pre and post-retrofit energy audit |
| Ontario HER+ (Enbridge) | Insulation and air sealing for Enbridge gas customers | 00–,500+ | Stacks with federal grant |
Your First-Year Timeline as a New Barrie Homeowner
| Month | Action | Cost at This Stage |
|---|---|---|
| Month 1 | Book pre-retrofit energy audit | /bin/sh to book |
| Month 1–2 | Complete energy audit; receive full report | 00–00 (reimbursable) |
| Month 2–3 | Review report, collect quotes, confirm grant eligibility | /bin/sh |
| Month 3–4 | Insulation and air sealing installation completed | Project cost paid to contractor |
| Month 4–5 | Post-retrofit energy audit completed | Included in grant process |
| Month 5–6 | Grant application submitted with full documentation | /bin/sh |
| Month 8–10 | Grant payment received; heating bills already lower | Net recovery: ,000–,000 |
Common Questions New Barrie Homeowners Ask
Do I qualify if I just bought the house and have not lived there long?
The previous owners did renovations. Does that affect my eligibility?
Should I do windows or insulation first?
My home inspector said the insulation looked fine. Do I still need an audit?
The One Action That Changes Everything

New Barrie homeowners are in a uniquely strong position. You are starting with a clean application history. Grant funding is currently available. And the combination of federal and provincial programs means your first major energy upgrade can be completed at a fraction of its full cost, with savings that begin in your very first Barrie winter.
The single action that starts all of this is booking a pre-retrofit energy audit. Everything else — grant eligibility, contractor selection, installation scope, application submission — follows from that one appointment. It costs 00–00, takes a few hours, and is reimbursable.
About Trust Build Windows and Doors
Trust Build Windows and Doors helps Barrie homeowners make confident window and door decisions by bringing the entire process directly to your home. Our in-home consultants arrive with physical window and door samples, glass demonstrations showing the real thermal and visual differences between double and triple-pane glass, steel versus fiberglass door frame comparisons, and complete catalogues — so you can see and feel every option in your own space before deciding anything.
We offer 0% financing for 12 months on qualifying projects. No showroom visits. No pressure — ever.