CANRO Heating & Cooling repairs, maintains and replaces HTP and Munchkin combi and condensing boilers across Metro Vancouver, with same-day diagnostics from our Burnaby shop.
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Quick answer: CANRO Heating & Cooling is an independent, Technical Safety BC-licensed gas contractor based in Burnaby that services HTP and Munchkin combi and condensing boilers throughout Greater Vancouver. We handle diagnostics and repair, parts replacement, annual maintenance, and full replacement when a Munchkin has reached the end of its life. Call (604) 359-1081 for same-day service and a free written quote.
Want a straight answer for your home? Call (604) 359-1081 or request a free written quote.
HTP (Heat Transfer Products) is a US manufacturer known for stainless-steel condensing boilers and water heaters, and the Munchkin was one of its best-known residential lines. Munchkin boilers were compact, wall-hung or floor-standing condensing units built around a stainless-steel heat exchanger, and thousands were installed across BC in the 2000s and early 2010s — often paired with an indirect tank, and in some homes configured as a combi setup delivering both space heating and domestic hot water. HTP later moved on to newer combi and heat-only platforms, which means most Munchkin boilers still running in Greater Vancouver today are legacy equipment: solid units, but ageing, and increasingly dependent on a contractor who actually knows the platform.
That is where CANRO comes in. We are an independent licensed contractor — not affiliated with HTP — and our Burnaby-based gasfitters have worked on Munchkin and HTP condensing boilers across Vancouver, Burnaby, New Westminster, Coquitlam, Richmond, Surrey, North Vancouver and the rest of Metro Vancouver since the units were common new installs. Whether your Munchkin needs a repair to get through another winter or it is time to plan a replacement, we can give you an honest assessment either way.
Condensing boilers rarely fail without warning. In our experience across Greater Vancouver, Munchkin and HTP owners usually see one or more of these symptoms before a full breakdown — often during the first cold snap of the season, when the boiler goes from idling to running hard:
None of these means the boiler is finished. Many are caused by a single failed component or by years of skipped maintenance. But ignoring them on a legacy unit is risky — a blocked condensate line or failing ignition system tends to pick the coldest week of the year to become a no-heat call.
Repairing a legacy condensing boiler starts with a proper diagnosis, not guesswork. Our gasfitters carry combustion analyzers and multimeters on every truck, and a Munchkin diagnostic visit typically covers the ignition system (ignitor and flame sensor), gas valve operation and combustion readings, the condensate trap and drain, system pressure and the expansion tank, the circulator pump, venting integrity, and the control board and sensors. Because we work on these units regularly around Metro Vancouver, we usually know within the first visit whether you are looking at a straightforward component swap or a deeper problem like heat exchanger deterioration.
We do not quote repair prices over the phone, because honest pricing requires seeing the boiler. Instead, you get a diagnostic visit and a free written quote before any repair work begins — no surprises, and no pressure to replace a boiler that still has repairable life in it. If a repair no longer makes economic sense, we will tell you that plainly and show you the numbers for both options.
Munchkin boilers display fault codes on the control when they lock out, and the patterns we see most often in Greater Vancouver are consistent: ignition-failure lockouts from a worn ignitor or dirty flame sensor; blocked or frozen condensate drains during cold snaps, which shut the boiler down as a safety measure; low-water-pressure faults from slow leaks or a waterlogged expansion tank; and blower or fan-proving faults as the combustion fan ages. Rather than list code numbers that vary by model and vintage, we recommend noting whatever code your display shows and telling us when you call — it shortens the diagnosis considerably.
One BC-specific note: our wet, mild-then-suddenly-cold climate is hard on condensate systems and outdoor vent terminations. A Munchkin that runs fine all autumn can lock out the first sub-zero morning because its condensate line froze or its intake iced up. If your boiler dies during a cold snap, check for those two things while you wait for us — and never bypass a safety lockout yourself.
A licensed CANRO technician can assess it honestly — no supplier quotas, no pressure.
📞 (604) 359-1081Request a free quoteParts are the make-or-break question for any legacy boiler, and it is the number-one thing Munchkin owners ask us. The honest answer: most wear components for Munchkin and HTP boilers can still be sourced, but availability varies by part and vintage, and knowing which suppliers in Metro Vancouver stock what — or how quickly a part can be brought in — is half the job. CANRO maintains supplier relationships across the Lower Mainland specifically so legacy-boiler repairs do not stall for weeks.
| Component | What It Does / Why It Fails | Typical Availability in Metro Vancouver |
|---|---|---|
| Gas valve | Meters gas to the burner; wears with age and cycling | Generally sourceable; may require ordering by model |
| Ignitor / flame sensor | Lights the burner and proves flame; the most common wear items | Commonly available |
| Heat exchanger | The stainless-steel core; failure usually means replacement is worth discussing | Limited for older Munchkin models — we assess repair vs replace |
| Circulator pump | Moves water through the heating loop; bearings and cartridges wear | Readily available (standard hydronic pumps) |
| Pressure relief valve (PRV) | Safety valve; drips or weeps when worn or when pressure is wrong | Readily available |
| Expansion tank | Absorbs pressure swings; bladders fail and tanks waterlog | Readily available |
| Combustion fan / blower | Drives sealed combustion; motors and bearings age | Usually sourceable by model |
| Sensors (supply, return, outdoor) | Feed temperatures to the control; drift or fail open | Commonly available |
| Control board | The boiler's brain; failures show as erratic operation or no display | Varies by vintage — we verify before quoting |
Every part we install is covered by our written quote before work begins, and we test combustion and safety operation after any component replacement — a step some contractors skip, and one Technical Safety BC expects on gas equipment.
Because the Munchkin line is no longer HTP's current platform, replacement usually means moving to a modern condensing combi or heat-only boiler — either a current HTP model or another quality brand suited to your home and budget. As an independent contractor, we are free to recommend whichever unit genuinely fits: we size the boiler with a proper heat-loss calculation rather than matching the old nameplate (many Munchkins were oversized by today's standards), plan venting and condensate routing to suit BC code and our climate, and pull the required Technical Safety BC gas permit on every installation.
A typical swap from an old Munchkin to a new condensing combi takes one to two days, including removal and disposal of the old unit, new venting where needed, system flush, commissioning with a combustion analyzer, and a walkthrough of the new controls. If your Munchkin heats an indirect tank, we will talk through whether keeping that setup or moving to a true combi makes more sense for your household's hot water habits.
If there is one thing that keeps a legacy Munchkin alive, it is annual maintenance. Condensing boilers produce acidic condensate and depend on clean heat-exchanger surfaces, a clear condensate trap, and correct combustion settings — all of which drift over a heating season. Our annual HTP/Munchkin tune-up includes cleaning and inspecting the heat exchanger and burner, flushing the condensate trap and checking the drain line, testing the ignitor and flame sensor, verifying gas pressure and combustion with an analyzer, checking system pressure and the expansion tank charge, inspecting venting and terminations, and exercising the safety controls.
For Greater Vancouver homes, we recommend booking maintenance in early autumn — before the first cold snap fills every contractor's schedule with no-heat emergencies. A maintained Munchkin is dramatically less likely to strand you in January, and the combustion check often recovers efficiency you did not realize you had lost.
For repairs and parts, we quote after diagnosis: you pay for the diagnostic visit, receive a free written quote, and decide from there. For new equipment, boiler installation in Metro Vancouver typically runs $6,500–$14,000+ and full replacement $7,500–$15,000+, with the final number depending on the boiler selected, venting changes, and the condition of your existing hydronic system.
If you are replacing rather than repairing, rebates can meaningfully change the math. The federal Canada Greener Homes Grant closed to new applicants in 2024, but the Canada Greener Homes Loan remains available for qualifying retrofits, and CleanBC and FortisBC both run rebate programs that can apply to qualifying high-efficiency heating upgrades. Eligibility rules and amounts change, so rather than quoting figures that may be stale, we check the current programs against your specific project during the quote and handle the paperwork requirements with you. Financing options are also available for larger installations — ask when you call.
Legacy boilers reward experience, and CANRO has been servicing hydronic heating in Metro Vancouver since 1999. We are an independent contractor holding a Technical Safety BC gas licence (LGA0043870) and boiler licence (LBP0046450), with Red Seal certified technicians, WorkSafeBC coverage and liability insurance. Homeowners have rated us 4.9 stars across 85+ Google reviews, and our shop at 7325 6th Street in Burnaby puts us within a short drive of every Metro Vancouver municipality.
Call (604) 359-1081 or email info@canroheat.ca to book a Munchkin or HTP boiler diagnostic, tune-up, or replacement consultation anywhere in Greater Vancouver.
⚠️ Safety note: If you ever smell gas near your boiler, leave the home immediately, call FortisBC's emergency line at 1-800-663-9911 from outside, and only then call CANRO at (604) 359-1081. Never attempt to reset a repeatedly locking-out gas boiler or bypass its safety controls yourself.
Part of the CANRO HTP boiler services hub — see every related service there.
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📞 (604) 359-1081Request a free quoteReviewed by the CANRO Heating & Cooling service team — July 06, 2026. Technical Safety BC gas licence LGA0043870 · boiler licence LBP0046450 · Red Seal certified · WorkSafeBC and liability insured · 4.9★ from 85+ Google reviews · serving Metro Vancouver since 1999 · (604) 359-1081.
“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.