Boiler vs Furnace Vancouver | Heating Comparison

Most Metro Vancouver homes use one of two heating systems: a boiler (hydronic — heats water that runs through radiators or in-floor tubing) or a forced-air gas furnace (heats air that’s blown through ductwork). Which is better for your home depends on what’s already there, comfort priorities, and whether you might want central A/C in the future.

Quick answer

If you already have ductwork: a high-efficiency gas furnace (96%+ AFUE) is usually the most cost-effective choice. If you already have radiators or in-floor heat: keep the boiler system and upgrade to a modern condensing unit. Switching from one system to the other is almost never cost-justified — too much demolition and re-plumbing/ducting required.

Replacing your heating system?

Free consultation to decide whether to upgrade in-kind or consider a heat pump conversion.

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Boiler heating: how it works and where it shines

A boiler heats water (typically to 140-180°F for radiators or 80-110°F for in-floor) and circulates it through pipes to radiators, baseboard, or in-floor PEX tubing. The water releases heat into the room and returns to the boiler to be reheated.

Boiler heating advantages:

Comfort: Radiant warmth (especially in-floor) is widely considered the most comfortable form of heat — no dry-air feel, no drafts, no temperature stratification
Quiet: No blower fan running — only the very quiet circulator pump
Air quality: No forced air = no dust circulation, ideal for allergy sufferers
Zoning: Easy to add per-room zoning with thermostats and zone valves
Longevity: A well-maintained boiler often outlasts a furnace by 5-10 years (especially cast-iron units)

Disadvantages:

Higher install cost than forced-air (especially if no existing hydronic system)
Slower response time — boilers heat the home over hours, not minutes
No native cooling capability — need a separate ductless A/C or mini-split for cooling
No air filtration or humidification options

Forced-air furnace: how it works and where it shines

A gas furnace heats air via a heat exchanger, then a blower fan pushes it through ductwork to vents in each room. The same ductwork can also distribute cool air from a central A/C or heat pump.

Furnace advantages:

Lower install cost than boiler (if ductwork exists) — $4,500-$8,500 for high-efficiency residential install
Fast response — typical home reaches setpoint within 15-20 minutes from cold
Same ducts can deliver A/C or heat pump output — easier path to whole-home cooling
Air filtration: MERV 11-13 filters trap allergens, smoke, and particulates
Humidification possible: Add a whole-home humidifier to ductwork
Familiar service: Every HVAC company in Metro Vancouver can service forced-air systems

Disadvantages:

Dry winter air (most homes feel this in Vancouver winters)
Dust circulation through the ductwork
Audible blower fan
Less even temperature than radiant — vents create hot/cold zones near supply/return registers

Cost comparison

Aspect	Boiler	Gas furnace
Install cost (in-kind replacement)	$8,500–$15,500	$4,500–$8,500
Operating cost / year (2,000 sq ft Vancouver)	$1,300–$1,700	$1,200–$1,600
Lifespan	15–25 years (modern), 30+ years (cast iron)	15–20 years
FortisBC rebate	$1,000–$1,500	$300–$1,000
Can it cool?	No (need separate ductless)	Yes (add A/C or heat pump to ducts)

The heat pump twist

BC Hydro + FortisBC + federal Greener Homes rebates of up to $11,000 are making cold-climate heat pumps the default new-install choice for forced-air homes in Metro Vancouver. If your forced-air furnace is at end of life AND your home has compatible ductwork, a heat pump conversion often pencils out better than another gas furnace — same operating cost, plus cooling included, plus significant rebates.

Heat pumps can also drive hydronic systems (air-to-water heat pumps), but those are rarer and more complex in BC. For most Vancouver hydronic-heated homes, sticking with a modern condensing boiler is still the right call.

Boiler vs furnace vs heat pump — get all three quoted

Free consultation. We measure your home, run rebate eligibility, and give you all three numbers so you can decide.

📞 (604) 359-1081 Request a quote

Frequently asked questions

Can I switch from a boiler to a furnace?

Technically yes but very expensive. You’d need to install full ductwork (typically $10,000-$20,000+ depending on home size) plus the new furnace. The boiler-to-furnace conversion only makes sense if you also want central A/C, which the ductwork enables.

Can I switch from a furnace to a boiler?

Even more expensive — you’d need to install radiators or in-floor tubing throughout the home (typically $25,000+). Almost never cost-justified unless you’re doing a major renovation already.

Which is more efficient?

In raw efficiency they’re similar — both top out around 96-99% AFUE for high-efficiency condensing units. Real-world efficiency depends on installation quality, ductwork tightness (for furnace) or piping/insulation (for boiler), and proper sizing.

What about radiators vs in-floor heating with a boiler?

Both work well. Radiators heat faster but feel slightly less even; in-floor heating is the most comfortable but has slow response (so it’s usually paired with smart thermostats that anticipate). Many Vancouver homes use a mix — radiators upstairs, in-floor in the basement or main floor.

Do boilers or furnaces last longer in Metro Vancouver?

Boilers, slightly. Modern boilers typically reach 15-25 years; cast-iron units can go 30+. Furnaces typically reach 15-20 years. The biggest factor is annual maintenance — skipping yearly service shortens both by years.

What if I want comfort of radiant AND cooling?

Best-of-both setup: keep your boiler for heat, add a ductless mini-split heat pump for cooling and supplemental shoulder-season heat. CANRO installs both regularly. Total cost typically $20,000-$30,000 for a 3-zone mini-split + new condensing boiler.

CANRO Heating & Cooling — TSBC Class-A gas-fitting licence · Red Seal HVAC certified · WorkSafeBC and liability insured · 4.9★ from 85+ Google reviews · Serving Metro Vancouver since 1999.

Good to know

Frequently asked questions

How often should a boiler be serviced?

Annual servicing is recommended for all residential boilers. CANRO's annual service includes combustion analysis, heat exchanger inspection, expansion tank pressure check, condensate trap cleaning, and a full safety check. Annual maintenance is also required to keep most manufacturer warranties valid.

How much does a new boiler cost in Vancouver?

A typical residential high-efficiency gas boiler in Metro Vancouver costs $7,500–$15,000 installed, depending on size, brand, and whether the system is heating only or a combi unit that also handles hot water. CANRO provides a free written quote with three options at different price points.

How long does a boiler last?

A well-maintained cast-iron boiler can last 25–30 years, a modern high-efficiency condensing boiler typically lasts 15–20 years, and a combi boiler 12–18 years. Annual servicing has the single biggest impact on lifespan.

My boiler is making a banging or kettling noise. Is that dangerous?

Kettling (a banging or whistling sound) is usually caused by limescale build-up on the heat exchanger and is a sign the system is overheating in localised spots. It will not always cause immediate failure but it shortens the life of the boiler and should be addressed within a few weeks.

Do you service Viessmann, IBC, Baxi, Laars, and Weil-McLain boilers?

Yes. CANRO is one of the few HVAC companies in the Lower Mainland with deep experience on European and high-end North American boilers including Viessmann, IBC, Baxi, Laars, Weil-McLain, NTI, Navien and Rinnai. We carry common parts in the truck.

Should I repair or replace my old boiler?

A useful rule: if the boiler is more than 15 years old and the repair cost is more than 50% of replacement, replacement is the better investment. CANRO will give you both a repair quote and a replacement quote and let you decide.

What HVAC services does CANRO offer in Metro Vancouver?

CANRO installs, services and repairs boilers, furnaces, heat pumps, hot water tanks, tankless water heaters, gas fireplaces and air conditioning across Metro Vancouver. We work on residential homes, townhouses and condos throughout the Lower Mainland.

How long has CANRO been in business?

CANRO has been serving the Greater Vancouver area since 1999. Our founder George is recognised by customers as one of the most experienced boiler and hydronic heating technicians in the Lower Mainland.

What areas do you serve?

We cover all of Metro Vancouver: Vancouver, Burnaby, Richmond, Surrey, Coquitlam, North Vancouver, West Vancouver, New Westminster, Delta, Langley, Port Moody, Port Coquitlam, White Rock, Pitt Meadows, and Maple Ridge.

Boiler vs furnace for Vancouver homes: which is better?

For most Vancouver homes, furnaces suit newer builds with existing ductwork, offering faster installs and lower upfront cost (furnace installation runs $4,500-$9,500+). Boilers suit older Vancouver character homes with radiators or in-floor hydronic heating, and many homeowners find the even, quiet heat worth the higher investment ($6,500-$14,000+ for installation, $7,500-$15,000+ for replacement). Vancouver's mild, damp climate favours boilers for consistent comfort without duct-related heat loss, while furnaces pair well with central air conditioning needs. Your home's existing infrastructure usually decides it: converting delivery systems adds significant cost. CANRO Heating & Cooling holds Technical Safety BC gas licence LGA0043870 and boiler licence LBP0046450, with Red Seal certified technicians, and can assess your specific home and recommend the right fit. Ask about interest-free financing through the Canada Greener Homes Loan or CleanBC and FortisBC incentives. Call (604) 359-1081 for a same-day response consultation.

Reviews

What Metro Vancouver homeowners say

4.9

★★★★★

85+ verified Google reviews

“Canro does an amazing job! Super professional and skilled with everything—boilers, furnaces, and AC. Always a pleasure working with them!”

Nadia NaderiGoogle review

“Five stars for Canro. We needed a replacement of a 30-year-old boiler. A new high-efficiency unit was installed—clean, professional work.”

Arlene ColasurdoGoogle review

“I can’t speak highly enough about George, who was recommended for a boiler service call for my parents’ home. George is excellent.”

B. NiekGoogle review

Read all 85+ reviews →

Boiler vs Furnace for Metro Vancouver Homes: Which Is Better?

Get your free quote

Quick answer

Replacing your heating system?

Boiler heating: how it works and where it shines

Forced-air furnace: how it works and where it shines

Cost comparison

The heat pump twist

Boiler vs furnace vs heat pump — get all three quoted

Frequently asked questions

Frequently asked questions

Related boiler comparisons articles

What Metro Vancouver homeowners say

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