Optimise your central heating with a power flush

Cleanse your central heating by removing scale and sludge from your radiators.

Improve your central heating efficiency to prepare for cold winters

Call us on 020 8715 4058 or click below to arrange a callback or book an appointment.

Our Power Flush Services

A power flush removes sludge and impurities from your radiators so they can heat more efficiently. If you’ve been having problems with your central heating, it could mean you need a power flush.

After a power flush service, your radiators will function efficiently, so they will heat to your desired temperature quickly. Plus, an optimised central heating system can save you considerable sums from your heating bills and removes damaging sludge build up to protect your system and maintain it for years of further use.

To know if a power flush can help you, you’ll need to be aware of the signs that indicate that you could benefit from a power flush.

Signs you need a power flush:

  • Cold radiators
  • Dirty water
  • Fluctuating temperature
  • Water slow to come up to temperature
  • Overflowing water tank
  • Cold spots

Advantages of a power flush

Below is a summary of why a power flush could be beneficial for your gas and central heating system.

  • Efficient heating will reduce your gas bills
  • Less noise from the heating system
  • Higher maximum hot water temperature
  • Water will reach temperature more quickly
  • Prevent future breakdowns

Why Choose Our Power Flush Services?

Even if your radiators aren’t exhibiting these common signs of requiring a power flush, you may still benefit from one.

If you believe you need a power flush or would like us to assess your central heating system to ascertain whether you do, get in touch and our gas and heating engineers will be happy to give you their professional opinion.

At Switched On, we’re gas and heating experts at heart, it’s what we know best and we’re passionate about it. This is why we hire only the most highly qualified and competent engineers, you can rely on our engineers to complete a stellar job, meaning you can sit back and enjoy your warm and comfortable home.

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What Our Valued Customers Are Saying

Sarah Roberts
in the last week
A year ago I twice called Switched On twice at the recommendation of my builder(!) for a plumbing problem, the other electrical. Blown away by...
Libby Laurie
a month ago
SwitchedOn are simply brilliant! They took the brief, responded immediately with quote. Alex and Ben arrived promptly this morning. We were kept informed...
Claire Edmondson
a week ago
Excellent service. The engineer was very polite and courteous and arrived early for the appointment (having called ahead to check that it was ok to...
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Areas We Cover

From New Malden to Notting Hill and Brixton to Wimbledon our Switched On London engineers are ready to help with all your plumbing, electrics, gas and central heating needs.

Specific areas we service are:
Balham | Barnes | Battersea | Brixton | Chelsea | Clapham | Earlsfield | Fulham | Kensington | Kingston-upon-Thames | Ladbrook Grove | Mayfair | New Malden | Notting Hill | Sheen | Shepherds Bush | Southfields | Victoria | Wimbledon | Wimbledon Park

Prices For Popular Gas & Central Heating Services

Gas & Central Heating Repairs

From £75/hour + vat*

  • Boiler Repairs
  • Central Heating Repairs
  • Radiator Leaks
  • Emergency Callouts
  • Cylinder Repairs
  • Thermostats & Heating Pumps
System Power Flush

From Only £450 + vat*

A power flush removes sludge and impurities from your radiators so they can heat more efficiently. If you’ve been having problems with your central heating, it could mean you need a power flush. 

Gas Safety Certificates

From Only £75 + vat*

A gas safety certificate is the documentation given to you as a record of the condition of the gas appliances in your property. We can provide you with a gas safety certificate to certify that your gas has been checked and been passed safe by a qualified and accredited gas engineer.

*All prices quoted are labour only and do not include parts and materials. Price are subject to change. See our full Terms & Conditions here.

Need Help & Advice or would just like to chat? Call Us 020 8715 4058

Accreditations and Guarantee

We have the necessary accreditations to reassure you that our engineers work safely, professionally and within industry standards.

We’re a Gas Safe supplier, which means you can rely on the competence of our engineers. As for our electricians, they are all NICEIC-registered with Part P and 18th edition and City & Guilds-qualified.

We are NICEIC domestic installers. The National Inspection Council for Electrical Installation Contracting is one of the main regulatory bodies for electricians in the UK.

We also provide a twelve month guarantee on all our work, repairs and installations, so you can come to ask for a quote with confidence.

Commercial, Landlords and Property Agents

Switched On can help commercial landlords and property agents manage their properties. If you need to arrange a boiler service, gas safety certificate or minor repair work at your property for your tenants, we’re here to help.

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