Thermostat installation and replacement service in London

Installation and replacement of all types of thermostats
Certified and qualified heating engineers
Bringing all required tools
Easy booking and seven days a week availability

4 steps to get your old thermostat replaced

Get a quote

Enter your postcode and request your personalised quote.

Meet your heating engineer

We will send a qualified specialist to handle the job.

Get the job done

The heating engineer will carefully install or replace your thermostat.

Enjoy the results

Now, you can precisely control the temperature of your home's heating system.

Why you need a professional thermostat installation service

Does your thermostat struggle to maintain a constant temperature? Do you want to control your home's temperature more precisely during the day? Are you searching for ways to save money on utility bills?

We have the perfect solution. Besides the obvious move to upgrade your old and inefficient boiler, investing in a modern thermostat is а good way to lower your bills.

Get a professional thermostat installation near you and start saving! The experienced heating engineers can help you install digital thermostats, programmable and smart thermostats, no matter the make and model, including Nest thermostats, Hive smart thermostat, Honeywell, Tado and more. If you have any doubts about the benefits of installing a smart thermostat, here is a short list:

Save hundreds of pounds by upgrading your manual thermostat to a digital or smart thermostat.
The smart technology allows a custom temperature schedule for every day of the week and every room on your property, which leads to better energy management and increased comfort;
Simple smartphone app to remotely adjust temperatures from anywhere, reducing unnecessary heating or cooling when you're not home;
Good integration with other smart home devices;
Decrease your environmental footprint;
Real-time tracking of your energy usage and costs.

Check prices for gas, boiler and heating services

As a Fantastic club member, you can get £30 OFF for 10 different services within 1 year.

Appointments	Monday – Friday		Saturday – Sunday
Appointments	8:00 – 18:00	Before/After Working Hours	8:00 – 17.30	Before/After Working Hours
First Half Hour	£67	£78	£78	£84
Subsequent Half Hours	£54	£66	£66	£72
Daily Rate	£591	–	–	–

Minimum appointment time: 1 hour. After the first hour, we will charge on a half-hour basis. Prices are inclusive of all taxes.

T&Cs and Minimum Charges apply. When we calculate the price, we also take into consideration the area’s dimensions and the time of the appointment. All prices and deals are valid for areas within M25. Deals cannot be combined with any other deals and promotions. Prices are subject to availability. Congestion charges are excluded (when applicable).

Join the Fantastic Club and get:

£300 in credits
Domestic cleaning at £21/h
On-time arrival guarantee
Plant a tree
Priority booking & case handling

Learn more

Why entrust your thermostat installation to us

Reliable smart thermostat installation

Leave the thermostat installation and calibration to certified heating engineers to get the best out of your new device. They will safely connect your new smart thermostat, change its position or make all the required alterations to get it where you need it.

Certified and experienced heating engineers

All heating engineers we work with are Gas Safe registered and have all the accreditations to install your smart thermostat and help you prolong the life of your heating system. A smoothly running system can keep your bills low and the repairs minimal.

One year guarantee

The smart thermostat installation and replacement service comes with 12-month parts and a work guarantee. Get a professional installation service for complete peace of mind and optimal heating system work.

Complete solutions

We can help you with a wide range of services to keep your heating system running smoothly. If your radiators are not heating evenly or you hear strange kettling sounds, we can assist with expert central heating powerflush service. If you want to install TRVs to your radiators or need a reliable company for your annual boiler service, worry not, as we can send a professional to do it all. The Gas Safe engineers we work with can handle anything from boiler installation, radiator installation and replacements to emergency boiler repairs.

Frequently asked questions

Q: How much does it cost to have a thermostat installed in the UK?

A: In the UK, the cost to have a thermostat installed typically ranges from £80 to £300, depending on the type of thermostat and whether it’s a simple replacement or a new installation.

Q: What is your availability?

A: You can book your service seven days a week, including bank and public holidays.

Q: Where should the thermostat be placed?

A: Your thermostat should be placed in the middle of the house, away from any windows, doorways or other areas where temperatures vary. Only this way the device will control the temperature in your property effectively.

Q: I have TRVs installed. Why do I need a smart thermostat?

A: The thermostatic radiator valves control the temperature in every room, but installing a smart thermostat will help you maintain the temperature in your whole property by working with your boiler and radiators.