Boiler Installation in Stockton-on-Tees

“From Victorian terraces in Norton to modern estates in Elm Tree, we install new boilers across Stockton-on-Tees from £1,800 with system flush, disposal, and full warranty included.”

We fit new boilers throughout Stockton-on-Tees, covering everything from Victorian terraces in Norton and the town centre to 1960s-70s estates in Fairfield, Bishopsgarth, and Roseworth, detached homes in Eaglescliffe and Hartburn, and modern builds in Elm Tree. Stockton’s diverse housing stock means there’s no one-size-fits-all boiler — we match the installation to your property type, system requirements, and budget.

A new boiler installation includes the unit itself, system flush, removal and disposal of your old boiler, fitting of modern controls, full commissioning, Building Control notification, and manufacturer warranty registration. We’re Gas Safe registered (972035) and work across all areas of Stockton-on-Tees.

Boiler Types We Install

Combi boilers are the most popular choice for terraced and semi-detached properties. They heat water on demand, don’t need a separate cylinder, and free up airing cupboard space. If you live in one of the Victorian terraces around Norton or the town centre, converting from a conventional system to a combi often makes sense — you get instant hot water and reclaim storage space.

System boilers work with a hot water cylinder and are better for larger homes with multiple bathrooms. If you live in a detached property in Eaglescliffe or Hartburn with high hot water demand, or if you’re adding solar thermal panels, a system boiler gives you more capacity and faster recovery times when refilling the cylinder.

Regular (conventional) boilers are less common in new installations but still suited to larger older properties with existing gravity-fed systems and header tanks in the loft. We install these where it makes sense to keep the existing setup rather than reconfigure pipework.

Installation Costs

Job	Guide Price
Combi boiler replacement (like-for-like)	From £1,800
System conversion (conventional to combi)	From £2,500
System boiler replacement	From £2,000
Back boiler removal and combi installation	From £2,800
Wireless thermostat upgrade	From £180
Magnetic system filter	From £120
Power flush (with installation)	From £300

Prices include VAT, installation, commissioning, and warranty registration. Final cost depends on the boiler model you choose, system type, and any additional work like relocating the boiler or upgrading pipework. We’ll give you a fixed price after surveying your property — no hidden extras.

Brands We Install

We fit Worcester Bosch, Vaillant, Baxi, and Ideal boilers. All come with manufacturer warranties ranging from 5 to 10 years depending on the model. Worcester Bosch and Vaillant tend to be the premium choices with longer warranties and better efficiency ratings. Baxi and Ideal offer excellent value and reliability at a lower price point.

We’ll talk through the options during the survey and recommend a boiler based on your property size, hot water needs, and budget. We don’t push one brand over another — we fit what works best for your situation.

What’s Included

Every installation includes:

• Free home survey to assess your property and recommend the right boiler size
• System flush to clean sludge and debris from radiators and pipework before connecting the new boiler
• Old boiler removal and disposal — we disconnect, remove, and take away your old unit
• Modern controls — programmer and room thermostat (or wireless/smart controls if you prefer)
• Full commissioning — we test the system, check all safety devices, and make sure everything’s running correctly
• Building Control notification — we handle the paperwork and compliance
• Warranty registration — we register your boiler with the manufacturer so your warranty is active from day one

You don’t need to arrange anything separately. We handle the full job from start to finish.

Our Installation Process

1. Survey and quote — We visit your property, check your existing system, discuss your requirements, and give you a fixed price. This usually takes 30-45 minutes.

2. Booking — Once you’re happy with the quote, we book a date that suits you. Most installations take 1-2 days depending on complexity.

3. Installation day — We arrive with the new boiler and all materials. We’ll protect floors and work areas, isolate your heating and hot water, remove the old boiler, flush the system, fit the new unit, connect controls, and commission everything. You’ll be without heating and hot water during the work, but we aim to have you back up and running by early evening.

4. Handover — We show you how to operate the new boiler and controls, give you all warranty paperwork, and leave you with our contact details for any follow-up questions.

5. Aftercare — If anything comes up after installation, we’re local and contactable. We don’t disappear once the job’s done.

Choosing the Right Size

Boiler size is measured in kilowatts (kW). Bigger isn’t always better — an oversized boiler wastes energy and costs more to run.

• 1-2 bedroom flat or terrace — 24-28kW combi
• 3-bed semi or terrace (Norton, Fairfield, Roseworth) — 28-30kW combi
• 4-bed detached (Eaglescliffe, Hartburn) — 30-35kW combi, or 18-25kW system boiler with cylinder
• Large detached or multiple bathrooms — 35kW+ combi, or system boiler with high-capacity cylinder

We calculate the right size during the survey based on the number of radiators, hot water outlets, and your usage patterns. If you want powerful showers or run multiple taps at once, we’ll recommend a larger output.

Installing Boilers in Stockton’s Housing Stock

Stockton has a mix of Victorian terraces, post-war estates, and modern developments, and each type of property has different installation considerations.

Norton and town centre terraces often have old conventional boilers with cylinders and cold water tanks in the loft. Converting these to a combi boiler frees up space and simplifies the system, but it involves removing the cylinder, capping redundant pipework, and relocating the boiler if it’s currently in the kitchen. We handle all of this as part of the conversion price.

1960s-70s estates in Fairfield, Bishopsgarth, and Roseworth typically have back boilers or older floor-standing units that are inefficient and expensive to run. Replacing these with a modern wall-hung combi can cut your gas bills by 30% or more. If the existing boiler is in an awkward location (under the stairs, for example), we can relocate it to a kitchen cupboard or utility room.

Detached homes in Eaglescliffe and Hartburn often have higher hot water demand and may benefit from a system boiler with a larger cylinder rather than a combi. If you have two or three bathrooms and multiple people showering in the morning, a system boiler gives you better flow rates and faster recovery.

Modern builds in Elm Tree usually have combi boilers already, but if your boiler is over 12-15 years old, replacing it with a new A-rated model will improve efficiency and reliability. Modern boilers have better controls, quieter operation, and longer warranties.

How long does a boiler installation take in Stockton?

Most installations take 1-2 days. A straightforward like-for-like combi replacement usually takes one day. Converting from a conventional system to a combi, removing a back boiler, or relocating the unit typically takes two days. We’ll give you an accurate timescale when we quote the job.

Do you handle Building Control notification?

Yes, we notify Building Control for every installation as required by law. You don’t need to do anything — we handle the paperwork and compliance. You’ll receive a Building Control certificate once the work is signed off.

Can you install a boiler if I don’t have gas yet?

Yes, but you’ll need a gas supply installed first. We can arrange a new connection through Northern Gas Networks before fitting the boiler. This adds time and cost, so we’ll talk through the options during the survey.

What happens to my old boiler?

We disconnect, remove, and dispose of your old boiler as part of the installation. If you’re converting to a combi, we’ll also remove the hot water cylinder and cap off any redundant pipework. Everything is taken away — you don’t need to arrange separate waste collection.

Do you offer finance or payment plans?

We don’t offer in-house finance, but we can recommend third-party providers if you’d like to spread the cost. Most installations are paid on completion, with a deposit required when booking for larger jobs.

Get a quote for boiler installation in Stockton-on-Tees by booking a survey or visiting our Stockton services page.