Trust Built Into Every Install.
Trusted Traders
Endorsed By Which
5\5-Star Customer Reviews
Over 5000 Happy Customers
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Worcester Bosch
Trained Installers
Get a Fixed Online Price,
Without a Salesperson in Sight.
You answer
A few quick questions about your home and current setup. It’s straightforward and easy — nothing technical or confusing.
You pick
Choose the package that suits you best from a range of fixed-price options, then select an installation date that works for you.
We Confirm
We confirm that this quotation is for a standard boiler replacement and includes supply, installation, carried out by a Gas Safe registered engineer.
We fit
We install your chosen boiler on your chosen date, using trusted, local Gas Safe engineers who do the job properly.
Here's how it works for
About Synergy
Checked. Quoted. Sorted.
New Boiler Installations with Real Fixed Prices — Not Estimates.
Synergy Build Your Boiler is a specialist new boiler installation company built around one simple principle: pricing should be accurate, honest, and clear from the start. We use real information from your home — through photos or a free video assessment — to properly understand your existing setup before any work is booked.
This allows us to provide verified fixed prices, not estimates, so there are no unexpected extras or last-minute changes. All installations are carried out by qualified Gas Safe engineers, with a focus on quality workmanship, compliance, and a smooth, straightforward customer experience from quote to completion.
New Boiler For Every Budget
Compact Combi Boiler
£1,599 Supply & Install
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Combi boiler range with the choice of 24 or 28 kW outputs
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User-friendly LCD display
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Compact, smart design to suit modern homes
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ErP A rated for efficiency - helping you to reduce energy bills
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Exceptionally quiet operating volume
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5 Year Warranty
Worcester Bosch 1000
£1,899 Supply & Install
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Bosch quality – Great design at a lower price
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Compact - Kitchen-cupboard ready
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QuickTap – No more wasting water waiting for it to heat up
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Simple controls – Easy to use, clear controls to manage your heating
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Efficient – A-rated for optimum energy efficiency to help keep bills low
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5 Year Warranty
Worcester Bosch 4000
£2,399 Supply & Install
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Quiet Mark certified - Powerful heating without the noise
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Contemporary - Designed for stylish home interiors
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QuickTap - No more wasting water waiting for it to heat up, on combi
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Easy to control – Clear colour display for simple monitoring and control
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Efficient – A-rated for optimum energy efficiency to help keep bills low
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10 Year Warranty
About Synergy
At Synergy Build Your Boiler Deal, we believe getting a new boiler should be simple, transparent, and stress-free. That’s why we do things differently — with verified quotes, fixed pricing, and all-inclusive installations you can trust.
We’re specialists in boiler installations, repairs, and servicing, with years of industry experience behind every job. Before any work begins, we take the time to properly understand your home and heating setup. By checking the details upfront, we ensure every quote is accurate — so the price you’re given is the price you pay.
Which? Trusted Traders. Our work meets strict industry standards, giving you confidence that your installation is carried out professionally, transparently, and to the highest level.
All-inclusive aftercare. Every installation is backed by our exclusive 12-month workmanship guarantee, ensuring lasting performance and total peace of mind.
Price promise. If you find a genuine like-for-like quote at a lower price, we’ll match it. Fair, competitive, and straightforward.
5 star reviews. Across on Google, we've got 5 star reviews with an average rating of 4.9.
Emergency Support Pledge. We support initiatives that help households stay warm and safe during colder months.
A safe choice. We are Gas Safe registered for boiler installations and MCS certified for renewable energy systems, ensuring every project meets the highest safety and compliance standards.
Frequently asked questions
Our Services Include
01
Efficient boiler repairs and maintenance
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Reliable boiler sales and installations
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Professional advice and support for optimal boiler performance