Can you fix some radiators cold, others hot in Surrey?

Yes. BoilerPart.ca provides licensed, same-day diagnosis and repair for some radiators cold, others hot throughout Surrey and the surrounding Greater Vancouver, including Guildford, Fleetwood, Cloverdale, South Surrey. ca balances, purges and repairs the system across Greater Vancouver to get every room warm.

Why do only some of my radiators get hot?

Usually air or sludge in the cold radiators, a failed zone valve, or an unbalanced system. We purge, balance and repair so every room heats evenly.

Is a cold zone a boiler problem?

Not usually — it’s typically a zone valve, valve or distribution issue. We diagnose the specific cause.

Surrey, Greater Vancouver

No Heat

Some Radiators Cold, Others Hot in Surrey

Same-day, licensed boiler help across Surrey. Genuine OEM parts professionally installed — never sold for DIY. Trusted since 1985.

Call (604) 359-1081

Quick Answer

When some radiators heat and others stay cold, the system is usually unbalanced, airlocked, sludged in places, or a zone valve has failed. BoilerPart.ca balances, purges and repairs the system across Greater Vancouver to get every room warm.

Some Radiators Cold, Others Hot help for Surrey homes

Uneven heating — some radiators hot, others cold — is almost always a distribution problem rather than a boiler fault.

Our licensed technicians cover every Surrey neighbourhood — including Guildford, Fleetwood, Cloverdale, South Surrey, Newton, Whalley — with genuine OEM parts and a workmanship guarantee.

What you’re noticing

Certain radiators never heat
Upstairs hot, downstairs cold (or vice-versa)
One zone always cold
Cold radiators furthest from the boiler

Common causes

Trapped air in specific radiators
Localised sludge blockage
Failed zone valve serving that area
System needs balancing
Closed or seized radiator valve

What you can safely check first

Beyond these safe checks, do not open the boiler or touch gas, electrical or sealed components — BC law requires a licensed gas fitter. Call us for a proper diagnosis.

Identify exactly which radiators are cold

Check those radiators’ valves are open

Note if a whole zone/floor is affected

Check boiler pressure is normal

When this is urgent in Surrey

Rarely urgent, but a dead zone in winter is worth prompt service.

Parts Are Professionally Installed — Not Sold for DIY

For your safety and to keep your manufacturer warranty valid, BoilerPart.ca does not sell loose boiler parts over the counter or for self-installation. Under BC regulations, gas appliance components must be installed by a licensed gas fitter. Every part we source is genuine OEM and is professionally fitted, tested, and certified by our Technical Safety BC–licensed technicians as part of a complete repair or installation.

Our Guarantees & Warranties

Every repair and installation is backed by genuine parts, licensed workmanship, and a promise to make it right.

Workmanship Guarantee

Every repair and installation is backed by our written workmanship guarantee. If a part we installed fails because of our work, we make it right.

Genuine OEM Parts

We fit only manufacturer-original (OEM) components so your boiler performs to spec and keeps its factory warranty intact.

Manufacturer Warranty Honoured

As an authorised service provider for the brands we work on, our installs preserve and register your manufacturer parts warranty.

Licensed & Insured

All work is completed by Technical Safety BC–licensed gas fitters. We are fully licensed, bonded and insured for your protection.

Up-Front Pricing

You approve the diagnosis and quote before any work begins. No hidden fees and no surprise charges.

Satisfaction Commitment

Backed by the full HVAC resources of CanroHeat.ca and four decades of service in Greater Vancouver since 1985.

Frequently Asked Questions