Central heating installation

Whether you are refreshing an old system, heating an extension or starting from bare pipes in a renovation, we design and fit the whole thing: boiler, pipework, radiators or underfloor heating, hot water and controls.

Engineer working on a new heating system with a red expansion vessel and copper pipework

When to call us

  • Cold rooms or radiators that never get fully hot
  • An old system with microbore pipes or a back boiler
  • A renovation, loft conversion or extension
  • You want to add zones or smart controls

What’s included

  • Heat loss calculation to size radiators and the boiler
  • Pipework run neatly and tested
  • Radiators, underfloor heating or a mix of both
  • Cylinder or combi hot water to match your household
  • Zoned, programmable or smart controls
  • System flush, inhibitor and filter

One team, start to finish

You deal with the same small team from survey to sign-off. Customers often mention clear communication and engineers who explain the options, including advice on future boiler choices, in plain language.

Heating engineer installing an expansion vessel on a brick wall

Photographs from Green PHS jobs.

What customers say

“Lee and Mark were excellent, really helpful, efficient and tidy. Great communication from start to finish. We felt they went above and beyond to make sure that we got a really good new system in our house. I would definitely recommend them.”

Brandon Hakim, Google review

4.8

from 201 Google reviews

Read more reviews

Radiators, underfloor heating, cylinders, power flushing and smart controls.

Central heating installation: common questions

Do you work alongside builders?

Yes. We regularly work on extensions and renovations, fitting first-fix pipework before floors and walls close up and finishing once decorating is done.

Ask about central heating installation

We reply the same working day. For an emergency, call 020 8050 5913 instead.

So we can check we cover your area.

Boiler make, what it is doing, any fault code, and when suits you.

We only use your details to reply about this job. See our privacy notice.

Call Lee. He picks up.

Tell him what is happening. If it is a quick fix, he will talk you through it for free. If not, we will get an engineer to you, usually the same day.

Call Lee Get a quote