A house that's been upgraded with better insulation or new windows since the original furnace went in usually needs a smaller furnace than the old one, not the same size again.
Tell us what you need—we’ll call you back fast.
Quick answer
CANRO installs KeepRite residential gas furnaces in Abbotsford, and around established central neighbourhoods like Mill Lake, a common situation is a home that's had insulation, attic upgrades, or new windows added since the original furnace was installed decades ago — which usually lowers the home's actual heat loss and means the replacement furnace often doesn't need to match the old one's size.
Need a licensed gas fitter for your gas furnace? Call CANRO at (604) 359-1081 — residential natural-gas heating and hot water across Metro Vancouver since 1999.
Homes around the Mill Lake area and other established central Abbotsford neighbourhoods tend to be mid-century builds that have gone through multiple rounds of upgrades over the decades — attic insulation topped up, original single-pane windows replaced, sometimes exterior wall insulation added during a renovation. The furnace, meanwhile, often gets replaced on a like-for-like basis, matching whatever size was there before, without anyone recalculating whether the house still needs that much heat.
A home that's been meaningfully tightened up since its original furnace was sized will frequently show a noticeably lower heat loss than the numbers the original installer would have used decades ago. That usually means the replacement furnace can be sized smaller, which isn't just a cost consideration — an oversized furnace short-cycles, heats unevenly, and simply doesn't run as efficiently as one properly matched to the load it's actually serving.
We calculate heat loss based on the home's current condition — current insulation levels, window type, square footage, ceiling height, and orientation — rather than assuming the original furnace size was correct or automatically installing something similar. If you've done renovation work and know specifics like when insulation was added or windows were replaced, that's genuinely useful information to share with us during the assessment.
The physical process follows the standard sequence: disconnect and cap the old gas line, remove the existing furnace, assess venting and gas supply, install and connect the new unit, then commission it with a combustion test, gas pressure check, and full cycle test. Where the new furnace's physical dimensions differ from the old one — which happens more often than people expect, since cabinet sizes vary by brand and model — we handle the duct transition as part of the installation.
| Step | What we do |
|---|---|
| Assessment | Heat loss calculated from current home condition |
| Removal | Old furnace disconnected and removed, gas capped |
| Installation | New furnace set, ductwork transitioned as needed |
| Commissioning | Combustion test, gas pressure check, cycle test |
| Permit | City of Abbotsford mechanical permit and inspection |
CANRO installs KeepRite gas furnaces through the same wholesale suppliers we use for other major brands. We don't claim to be an authorized or factory KeepRite dealer — our role is proper sizing, correct installation, and commissioning, with our own workmanship behind the job. The manufacturer's product warranty is registered and administered through KeepRite directly.
A KeepRite furnace installation in an Abbotsford home generally starts around $4,500 as a ballpark, not a quote. A right-sized furnace for a well-insulated home sometimes lands at the lower end of typical pricing simply because a smaller unit is being installed; venting changes or duct modifications move the number in the other direction. We confirm a firm figure after assessing your home.
Call our office to book an in-home assessment. If you know your home's renovation history — insulation, windows, any additions — mention it, since it genuinely helps us size the replacement furnace correctly rather than defaulting to what was there before.
Safety note
Gas line, venting and electrical connections on a furnace installation must be completed by a licensed gas technician; CANRO's technicians hold Technical Safety BC gas licence LGA0043870. If you ever smell gas in your home, leave immediately and call FortisBC's emergency line at 1-800-663-9911.
Not necessarily — if your home has had insulation, window, or other upgrades since the original furnace was sized, the actual heat loss may have dropped, meaning a smaller furnace could be the better fit. We calculate this rather than assuming.
It can contribute to a lower cost, though venting requirements and any duct work needed usually have a bigger impact on the final price than the furnace size alone.
That's fine — general information helps, but we also do a physical assessment of the home's current condition regardless of what you can tell us about its history.
Usually yes, though cabinet dimensions vary between brands and models, so minor duct transition work is sometimes needed, which we account for during installation.
Yes, we work throughout Abbotsford's established central neighbourhoods as well as newer and rural areas of the city.
Family-run, TSBC-licensed (gas LGA0043870 · boiler LBP0046450), serving Metro Vancouver homes since 1999. Residential, natural gas only.
Call (604) 359-1081 Email info@canroheat.ca“Canro does an amazing job! Super professional and skilled with everything—boilers, furnaces, and AC. Always a pleasure working with them!”
“Five stars for Canro. We needed a replacement of a 30-year-old boiler. A new high-efficiency unit was installed—clean, professional work.”
“I can’t speak highly enough about George, who was recommended for a boiler service call for my parents’ home. George is excellent.”
25+ years keeping Metro Vancouver homes comfortable. Honest advice, upfront pricing, work that lasts.