Laars NeoTherm Boiler Service in Greater Vancouver

Want a straight answer for your home? Call (604) 359-1081 or request a free written quote.

What the Laars NeoTherm Is

The Laars NeoTherm is a high-efficiency condensing boiler line built for hydronic heating — baseboards, radiators, in-floor loops and hydronic air handlers. It is a wall-hung and floor-standing family that spans residential sizes up through genuine commercial-grade capacities, which is why you see NeoTherm units in Metro Vancouver detached homes, townhome mechanical rooms, strata buildings and light-commercial properties alike. It uses a modulating gas burner and a stainless steel heat exchanger, and like all condensing boilers it operates in the mid-90s thermal-efficiency class when return water temperatures are kept low.

Because the NeoTherm line includes commercial-grade models, many of the units CANRO services in Greater Vancouver live in multi-unit residential buildings and commercial mechanical rooms — often installed in pairs or banks for staged capacity and redundancy. Our gasfitters are licensed for both residential and larger hydronic work (Technical Safety BC gas licence LGA0043870 and boiler licence LBP0046450), so we can service NeoTherm equipment wherever it is installed, from a Burnaby basement to a New Westminster strata boiler room.

CANRO is an independent licensed contractor — we are not tied to any one manufacturer, which means our advice on repairing versus replacing a NeoTherm is based on the condition of your boiler, not on what we are incentivized to sell.

Signs Your NeoTherm Needs Repair

Condensing boilers rarely fail without warning. In our experience across Greater Vancouver, NeoTherm owners usually notice one or more of the following before a full breakdown:

• Lockouts on the control display — the boiler stops and shows a fault message, and may need repeated resets to run
• Short cycling — the boiler fires, runs briefly, and shuts down over and over, which wastes gas and wears components
• Ignition failures — clicking or repeated ignition attempts without a stable flame
• Lukewarm radiators or in-floor zones that never quite reach temperature
• Kettling or rumbling noises from the heat exchanger, often a sign of scale or poor water quality
• Water around the base of the unit — condensate drain problems, relief valve discharge or a leaking connection
• Rising gas bills with no change in usage — a sign the boiler is running less efficiently than it should
• Blocked-vent or blocked-condensate faults, common in our wet BC climate when condensate lines freeze during cold snaps or traps clog with debris

If your NeoTherm shows any of these symptoms, it is worth booking a diagnostic before a cold snap hits. Metro Vancouver's coldest weeks put maximum load on hydronic systems, and a marginal boiler that limps through October will often quit outright in January.

NeoTherm Repair & Diagnostics

CANRO's gasfitters diagnose NeoTherm boilers methodically rather than swapping parts on guesswork. A typical diagnostic visit includes reading the control's fault history, checking gas pressure and combustion with a calibrated analyzer, verifying flame signal, inspecting the ignition system, testing safety switches and sensors, checking the condensate trap and drain, and confirming the venting is intact and correctly sloped.

Because the NeoTherm is a sealed-combustion condensing boiler, many faults trace back to a handful of systems: ignition and flame sensing, combustion air and venting, condensate management, water quality and circulation, or the control board and its sensors. Rather than quoting error-code specifics that vary by model and firmware, we identify the fault behaviour — no ignition, flame loss during run, blocked vent, low water pressure, high limit trips — and test the responsible components directly.

We do not quote repair prices sight unseen. You pay for the diagnostic visit, and we provide a free written quote for the repair before any work begins. No surprises, no pressure.

Installation & Replacement

If your NeoTherm is aging out, damaged beyond economical repair, or undersized for a renovated space, CANRO installs new condensing boilers across Greater Vancouver — like-for-like NeoTherm replacements or an alternative brand if that suits your system and budget better. As an independent contractor we will lay out the options honestly.

A proper replacement in BC is more than swapping the box on the wall. Our installations include:

• Heat-loss based sizing — matching boiler output to your actual building load, not just copying the old nameplate
• Technical Safety BC gas permits pulled for every job, with the installation inspected and documented
• Correct venting in approved materials, with terminations located to meet clearances — a real issue on Vancouver's tight lot lines
• Condensate handling with proper neutralization and freeze-protected routing, essential during Lower Mainland cold snaps
• System water treatment, flushing and air removal so the new heat exchanger is not damaged by old system debris
• Controls setup, outdoor reset configuration and a full commissioning combustion test

Boiler installation in Greater Vancouver typically runs $6,500–$14,000+, and full replacement of an existing boiler typically runs $7,500–$15,000+, depending on capacity, venting changes, system condition and code upgrades. Commercial and multi-boiler projects are quoted individually after a site visit. Every quote is written, itemized and free.

NeoTherm Parts Replacement in Metro Vancouver

A well-maintained NeoTherm can run for many years, but individual components wear out on their own schedules. CANRO sources and replaces the full range of NeoTherm parts, and because Laars equipment is common in the Lower Mainland, most standard components are available through Metro Vancouver hydronic suppliers — often same-day or next-day, so your building is not left cold waiting on shipping.

For every parts repair we test the replaced component's whole subsystem — a new flame sensor is only half the job if the real problem is a poor burner ground or a combustion issue. And on older units we will tell you plainly when the repair bill is approaching the point where replacement makes more financial sense.

Annual Maintenance & Tune-Ups

Condensing boilers need annual service — full stop. The same condensing action that delivers mid-90s efficiency produces acidic condensate and combustion deposits that must be cleaned out yearly. In commercial and strata settings, documented annual maintenance is also frequently required for insurance and warranty purposes.

A CANRO NeoTherm tune-up includes:

• Burner and heat exchanger inspection and cleaning
• Combustion analysis with a calibrated analyzer, adjusted to manufacturer specifications
• Condensate trap cleaning and drain-line flush — the single most neglected item we find in Metro Vancouver boiler rooms
• Ignition system and flame-sensing check
• Gas pressure verification and leak check on accessible connections
• Safety control testing: high limit, pressure switches, low-water protection where fitted
• System pressure, expansion tank and PRV check
• Venting inspection for corrosion, sagging, and clear terminations
• Control settings review, including outdoor reset — many NeoTherms in the Lower Mainland run hotter than they need to, wasting the condensing advantage

For strata and light-commercial buildings we provide written service records after every visit, which property managers can keep on file for warranty and insurance documentation.

Common Fault Behaviour We See on NeoTherm Boilers

NeoTherm controls display fault messages when the boiler locks out. Specific code numbers vary across models and control versions, so rather than listing codes, here are the fault families we most often diagnose on NeoTherm equipment in Greater Vancouver:

• Ignition failure lockouts — usually ignitor wear, flame-sensing problems, gas supply issues or a combustion adjustment drifting out of spec
• Flame loss during operation — intermittent flame signal, condensate intrusion, or venting problems causing unstable combustion
• Blocked vent or air-proving faults — obstructed intake/exhaust, failed fan, or pressure-switch issues; check terminations after windstorms and heavy snow
• Blocked condensate faults — clogged traps and frozen exterior condensate lines are a classic Lower Mainland cold-snap failure
• Low water pressure faults — system leaks, a waterlogged expansion tank, or a discharging relief valve
• High-limit trips — poor circulation, air in the system, a failing pump or a scaled heat exchanger
• Sensor and control faults — failed thermistors or, less commonly, the control board itself

Note the fault message before you reset the boiler, and do not keep resetting a unit that immediately locks out again — repeated ignition attempts on a genuinely faulty boiler are hard on components and can mask a safety issue. One reset is reasonable; after that, call us at (604) 359-1081.

Commercial & Multi-Unit NeoTherm Service

Because the NeoTherm line extends into commercial-grade capacities, a large share of the NeoTherm boilers in Metro Vancouver serve strata buildings, rental blocks, mixed-use buildings and light-commercial mechanical rooms — often as staged multiple-boiler plants. CANRO's gasfitters hold the Technical Safety BC licences for this work (gas licence LGA0043870, boiler licence LBP0046450) and regularly service hydronic plants for property managers across Burnaby, Vancouver, New Westminster, Coquitlam, Richmond and the North Shore.

For managed buildings we focus on the things that matter to property managers: documented service records, clear written quotes approved before work proceeds, honest condition reports on aging plants so replacements can be budgeted rather than forced by emergency, and same-day response when a building loses heat during a cold snap.

What NeoTherm Service Costs

For repairs and parts replacement we do not publish flat prices, because honest pricing depends on what is actually wrong. You pay for a diagnostic visit; we then provide a free written quote for the repair, and you decide before any work starts.

For new equipment, boiler installation in Greater Vancouver typically runs $6,500–$14,000+ and boiler replacement typically runs $7,500–$15,000+, with the final figure depending on capacity, venting and condensate changes, system condition, and any code-required upgrades. Multi-boiler commercial plants are quoted after a site assessment.

Rebates & Financing

If you are replacing an aging NeoTherm or upgrading an older non-condensing boiler, there may be help available. The federal Canada Greener Homes Grant closed to new applicants in 2024, but the Greener Homes Loan program offers interest-free financing for eligible home energy retrofits, and both CleanBC and FortisBC run rebate programs that can apply to qualifying high-efficiency heating upgrades in BC. Program rules, eligibility and amounts change, so we confirm what your specific project qualifies for at quote time rather than promising numbers up front. CANRO handles the paperwork requirements that depend on the contractor, including permits and documentation of the licensed installation.

Why Greater Vancouver Calls CANRO for Laars NeoTherm Service

• Burnaby-based and local — 7325 6th Street, Burnaby, serving all of Metro Vancouver since 1999
• Licensed for the work: Technical Safety BC gas licence LGA0043870 and boiler licence LBP0046450, Red Seal certified technicians
• WorkSafeBC coverage and liability insurance on every job
• 4.9-star rating from 85+ Google reviews
• Independent licensed contractor — advice based on your boiler's condition, not a sales quota
• Diagnostic visit plus free written quote before any repair proceeds
• Same-day and after-hours availability during heating season, when a dead boiler cannot wait

Call (604) 359-1081 or email info@canroheat.ca to book Laars NeoTherm service anywhere in Greater Vancouver.

Frequently asked questions

Part of the CANRO Laars boiler services hub — see every related service there.

Reviewed 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.