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System Boiler Installation & Replacement

JW Heating Services provides professional system boiler installation and replacement across the North West. 

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Home » System Boilers

What Is a System Boiler?

A system boiler has a separate cylinder for storing hot water, with the heated water kept in the cylinder until you need it. Unlike a regular boiler, it doesn't require a cold water storage tank, as many of the key components are built into the boiler itself.

Designed to provide a reliable supply of hot water and central heating, system boilers are ideal for homes with higher hot water demand and multiple bathrooms.

Is a system boiler right for you?

A system boiler uses a separate hot water cylinder but doesn't require a cold water storage tank, making it a more compact option than a regular boiler. Ideal for homes with multiple bathrooms and higher hot water demands, system boilers provide a reliable supply of heating and stored hot water.

System boilers are generally much quicker and also much more economical to run than traditional boilers. This is because the boiler itself pumps hot water directly to the radiators and the hot water storage cylinder from its internal pump and expansion vessel.

Best suited for:

  • Medium to large homes
  • Properties with 2+ bathrooms
  • Homes with high water usage
  • Households needing strong hot water flow
  • Households who already have a system boiler who want a straight upgrade

May not suit:

  • Small homes with limited space
  • Properties with lower hot water demand

If you are unsure our experts will help you decide if a system boiler is the right choice.

System boiler installations

For over 30 years, we have partnered with top UK manufacturers to offer a wide selection of premium heating systems, specialising in high-performance system boilers.

John Wilkinson Heating Services takes care of every aspect of your system boiler installation in the North West, including Manchester, Warrington, Cheshire, and Lancashire. We are proud to be the nation's leading Diamond-accredited Worcester Bosch installer, using only experienced, OFTEC-certified professionals. In addition to Bosch, JW Heating services are accredited installers of Main and Valiant, along with many other leading manufacturers of boilers and central heating systems.

We make boiler installation completely hassle-free. Our knowledgeable technicians assess your home’s heating and hot water needs to help you select the perfect system boiler. From there, our skilled engineers complete the installation efficiently and with minimal disruption. We ensure every system is fitted to the highest standards, delivering reliable warmth and hot water for years to come.

 

Why choose JW Heating Services for your new system boiler installation?

At JW Heating Services, we combine experience, expertise, and a customer first approach to deliver outstanding heating solutions.

Why customers across the North West choose us:

We understand how important heating and hot water are, and we are committed to delivering dependable service you can rely on.

Jwh Brand Icons 30 Years Experience
Over 30 years of heating expertise
Jwh Brand Icons Customer Satisfaction
Exceptional Customer Service
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Worcester Bosch Diamond Accredited Boiler Installer
Jwh Brand Icons Leading Brands
Specialists in boiler installation, heating systems and renewable solutions
Jwh Brand Icons Gas Safe Registered
Competitive pricing with no hidden costs
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Free, no obligation quotes across all services
Jwh Brand Icons Flexible Payment
Flexible boiler finance options available
Jwh Brand Icons 10 Year Warranty
Up to 10 year guarantees on selected installations

Rated highly by our customers

We’re proud of our reputation across Warrington and the North West. Read our genuine customer reviews and see why homeowners trust us for new boilers, repairs, and servicing.

Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
We are delighted with the work carried out to replace our boiler in our home in Birkenhead . The company have been great from the start, when we asked for a quote right the way through to the fitting and payment.
Posted on Google Google
Gill Beaman profile picture
Gill Beaman
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Pleasant to deal with. Given good advice prior to order. Efficiently installed on time by friendly staff. More important it was the best price.
Posted on Google Google
Stanley D Cadman profile picture
Stanley D Cadman
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
New Combi boiler installed in Sale.Very competitive pricing and quick install.Minimal mess left and friendly trustworthy fitter.
Posted on Google Google
Sandpiper profile picture
Sandpiper
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
From first contact to completion of our boiler, the experience was brilliant. he work carried out was to a high standard with no problems.
Posted on Google Google
John Egerton profile picture
John Egerton
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
I had this company install a new boiler for me recently. I can honestly say they made a very daunting task very easy. They came to my home, advised me of my options and provided a very competitive price. The whole process was very easy and the boiler was fitted with minimal disruption and mess. Great service can definitely recommend this company.
Posted on Google Google
Sue N profile picture
Sue N
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
My request for the annual service was made quickly and a short timescale, the appointment was updated on the day, excellent customer communications, very pleased, thank you
Posted on Google Google
Peter Faulkner profile picture
Peter Faulkner
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Excellent job of fitting a new boiler and even left the place clean and tidy. Would recommend 👍
Posted on Google Google
Paul Whitehead profile picture
Paul Whitehead
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
What a company all I can say is excellent service from start to finish quoted promptly with the best price . Installation went perfect and within the time frame agreed to. The fitters were father and daughter (good to see a company giving women an opportunity) they were informative and pleasant walked me through every step and cleaned up well after themselves. What more can you ask for a company it was a pleasure dealing with a good company for a change.
Posted on Google Google
Mark Dunkerley profile picture
Mark Dunkerley
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
I had my old heating system removed and a new system installed, excellent service, I would recommend them very pleased
Posted on Google Google
stan kerr profile picture
stan kerr
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Excellent service. Engineer prompt very efficient and helpful.
Posted on Google Google
Lorraine Stordy profile picture
Lorraine Stordy

Our boiler installation process

We make getting a new boiler fitted simple and stress free in 5 simple steps:

Boiler Quote 1 Discovery Page

Discovery Call
Speak with our friendly, expert team to discuss your home, heating requirements, and budget.

Choose Your Boiler

Choose Your Boiler
We’ll recommend tailored boiler options based on your home’s size, usage, and efficiency goals.

Jw Heating Boiler Installation Services

Installation
Our Gas Safe Engineers install or replace your boiler safely and with minimal disruption.

Boiler Quote 4 Maintenance

Maintenance
We’ll maintain your boiler performance with ongoing care, support, and annual servicing.

Get a New System Boiler on Finance

Don’t let upfront costs hold you back. We offer flexible system boiler finance options, so you can pay monthly and spread the cost of your new boiler installation. Whether you’re looking for 0% interest or longer-term payment plans, our system boiler finance deals are designed to suit your budget.

Areas We Cover

We provide system boiler installation services across the North West, with our main base located at:

  • 7A The Warehouse Studios, Glaziers Lane, Culcheth, Warrington, WA3 4AQ

Our team regularly installs system boilers across:
Warrington, Manchester, Liverpool, Wigan, St Helens, Stockport, Bolton, Preston, Wirral, Oldham, Leigh, Crewe, Chester, Wrexham and surrounding areas.

View all the areas we cover.

Examples of our work

Frequently Asked Questions About System Boilers

System boilers are ideal for homes with higher hot water demand and multiple bathrooms.

A system boiler will typically last around 10 to 15 years, but its lifespan largely depends on how well it is maintained and looked after over time. Regular boiler servicing plays a key role in keeping the boiler running efficiently, safely, and reliably, helping to prevent wear and tear from turning into more serious issues.

A system boiler can comfortably run multiple bathrooms at the same time, as it works alongside a hot water cylinder that stores heated water ready for use. This means you can run two or more showers or taps simultaneously without experiencing a drop in pressure or temperature, which is a common limitation with smaller combi boilers.

A system boiler installation typically takes between 1 and 3 days, depending on the type and how complicated the installation is. A straightforward replacement, where an existing system boiler is swapped for a new one in the same location, is usually completed within 1 day. However, if you are converting from a different type of boiler, such as a combi or regular system, or making changes to your heating setup, including installing or upgrading a hot water cylinder, the process can take 2 to 3 days or slightly longer.

Get Your System Boiler Quote

If you are looking for system boiler installation in the North West, trusted heating engineers, or a reliable team for your boiler replacement, JW Heating Services is ready to help. From our base in Warrington, we deliver high quality installations across the region with expert advice and exceptional service.

Contact us today to arrange your free quote.

Speak to a Heating Engineer: 01925 980573

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John Wilkinson Heating Services Ltd, Company number 07645851, of Registered Office, Homeserve, Cable Drive, Walsall, West Midlands, WS2 7BN.

Principal office located at 7A The Warehouse Studios, Glaziers Lane, Culcheth, Warrington, Cheshire, WA3 4AQ
Company Registration 01276121. Registered Office Homeserve, Cable Drive, Walsall, England WS2 7BN. Shermin Finance Limited act as a credit broker not a Lender, finance is subject to status and affordability.
John Wilkinson Heating Services Ltd is an Appointed Representative of Shermin Finance Ltd.

JW Heating Services

JW Heating Services is your trusted local boiler company, providing a range of plumbing and heating services, including new boiler installations, in the Northwest of England and some parts of Wales.

Contact us
JW Heating Services
7A The Warehouse Studios,
Glaziers Lane,
Culcheth,
Warrington,
Cheshire,
WA3 4AQ

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