Book online
Book your thermostat install
Broken thermostat, new heating controls, or a smart upgrade — pick a date and enter your postcode.
▲ Click a day to choose your slot
Your service
What do you need?
Service type
Supply & install, or install only?
If you already have the thermostat, install only is cheaper. We supply genuine UK-stock kit.
Your heating system
What kind of system do you have?
If you're not sure, pick "Not sure" — we'll work it out on the day.
Your details
Where and how to reach you
We'll send the booking confirmation here.
Almost done
How would you like to pay?
Pay online now
Card payment via our secure checkout. Slot reserved as soon as payment clears.
Send me an order link
We'll email a payment link once we've confirmed compatibility.
Pay cash on the day
Cash or card on completion. We'll confirm by email.
This is a live booking, not a contact form. Choosing a payment option locks an engineer into your slot — cancel within 48 hours and we charge 50%; no-show or no access on the day is the full booking value. By continuing you agree to our booking terms.
Quick chat
Let's figure out what you need
A few quick questions. Skip any you're not sure about.
Booking sent
We've received your request and will confirm by email shortly.
Need to reach us? Call 020 3146 6414 or WhatsApp.
How to book
Use this page to choose a service, check appointment availability and send the details we need to confirm your appointment.
- 1
Enter your postcode
The booking tool checks your area and shows available appointment windows for your part of London.
- 2
Choose the service
Select the option that fits what you need, such as installation, diagnosis, remote help or guidance before booking.
- 3
Add the details
Include your address, contact number, parking information and any notes about your boiler or heating system.
- 4
Wait for confirmation
Your booking is confirmed by email. On the day, the engineer texts 30 to 60 minutes before arrival.
Not sure what to choose? Pick the guidance option or add a note when booking. Photos of your boiler, thermostat, receiver, programmer or hot water cylinder area are often enough for us to point you in the right direction.
Booking questions
Can I book if I already have the thermostat?
Yes. Choose an install-only option and tell us the make and model you already have.
Can I ask for advice before buying?
Yes. Choose guidance if you are not sure which thermostat suits your heating system.
What details should I include?
Your full address, phone number, parking information and anything useful about the boiler, old thermostat, hot water controls or wiring.
Can you help without visiting?
Remote support may be suitable for app setup, pairing, basic checks or advice. If wiring or testing is needed, a visit may still be required.
Who attends the appointment?
Alex organises the booking. A qualified engineer carries out the work.
Not sure what you need? WhatsApp us — click the blue words
We're here to help
Not sure which option's right for you? Chat with our team — we'll talk you through compatibility, pricing, or anything else about your heating setup.