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Replace My Boiler

Switch types, upgrade or relocate.

Book a free site survey

Heat Tweaks are rated 10/10 on Checkatrade – the UK's N°1 trade directory.

Winners of Which? Best Boiler for 15 years

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Whether you're looking for a budget friendly solution, a reliable fit and forget boiler or a stylish design-led powerhouse, the highly efficient Worcester Bosch Greenstar boiler range can slash your energy consumption by up to 58% when paired with a Tado smart thermostat.

So, if you want a new boiler to save you hundreds of pounds on energy year after year, you will need a well-made boiler to be installed and serviced annually by a well-established boiler engineer, like Heat Tweaks, who have over twenty great years experience and will only install the best heating products and practices on the planet.

We cover a 30 minute radius of Exeter.

Check engineer map

Our friendly boiler installer visits your property to calculate the best option for you and your home.

Within 24 hours you will receive a boiler quote explaining what's included and why it's required.

Your boiler quote will also include a price range of well-suited Worcester boilers and optional add-ons.

Simply choose a Worcester boiler and optional add-ons to suit your budget, then book a start date.

How we quote

Recommended kit

Any Worcester Bosch A-rated condensing boiler + large magnetic filter.

+ Any Tado starter kit.

Installation, registration and certification.

Power flush, inhibitor and flushing certificate.

Our energy saving tweaks and tips.

Tutorial and manuals.

Check Offers

Free site survey
No sales pressure
Free boiler quote
No obligation

From £2,645

Kit price above includes 24kW Worcester 1000 with standard horizontal flue kit + Worcester magnetic filter + Tado V3 smart thermostat starter kit. Or, from £2,200 without add-ons.

Book a survey

"...I have never had such an in depth service..."

– Julie, google review.

Who we are

We understand that sustainable home comfort requires efficiency, quality and intelligence built-in and that's why Heat Tweaks exists – to inspire better homes, that's what we create and that's not changing!

What we do

Experience the amazing benefits of our smart home heating systems. They're not only super easy to use, but also feature ultra-low running costs too, meaning your savings soon stack-up.

Why we do this

Bills can be a drag and we totally get it! Plus it's time for a change right? That's why we do this, to help hardworking homeowners like you live and retire in true comfort – without it costing your lifestyle.

Where we work

We cover a 45 minute radius of Exeter. From the charming market town of Totnes to beautiful costal Sidmouth and all the wonderful places between – we just love helping the people of Devon. Check our engineer map.

Heat Tweaks are Gas Safe registered and insured for your peace of mind