MJS Heating & Plumbing

Central Heating

Our central heating services includes all types of radiators installed; column, towel rails, flat panel & cast iron radiators can be supplied and installed with system upgrades undertaken. Energy efficiency

Central heating includes:
  1. Radiator specification layout and installation for all home sizes;

  2. Boiler specification consulting and installation;

  3. Powerflushing services to restore heat power to your home;

  4. Heat control and thermostats;

Boiler Installation & Repairs

Martin installing new Vaillant boiler.

All types of gas boilers installed. Vaillant up to 7 and 10years warranty, depending on boiler. Vaillant accredited installers. Combination boilers, open vented systems, sealed system boilers.

Boiler Repairs

Boiler repairs, speedy response, free quotation before undertaking work, no call out between the hours of 8am until 6pm. We carry some parts in our vans.

Benefits of our boiler services:

  • 7 and10 Year Warranty on select Vaillant boilers for a limited time only!
  • Free callout for breakdowns and quotations between 8am and 6pm;
  • Accredited installers;
  • Familiar with numerous boiler manufactures,  Call us to find out more.

Power Flushing

Power flush from just £400!

MJS preparing for a power flush

Our power flushing with Kemco CF90 has a built in glass magnetic filter so you can see the sludge that had been remove from your system. All chemicals used are Kemco cleansers & inhibitors. Power flushing is recommended to help keep your system more efficient, saving you money and prolonging the life of your boiler and central heating system.

Symptoms showing you need a power flush:

  1. Total boiler failure or frequent shut offs;

  2. Excessive fuel usage on fuel based boilers;

  3. Pump or valve failures;

  4. Little or no hot water;

  5. Cold Radiators;

  6. Cold air at the top of radiators (top cold);

  7. Dark sludge when draining your radiator;

Plumbing & Bathrooms

All types of plumbing work undertaken  from the smallest tap washer to a whole bathroom suite. Installation of water tanks.

Water leak repairs.  Supplying & installing bathroom suites, showers.  Blockages dealt with. Installation of dish washers & washing machines.


Our wide range of services makes us popular amongst locals who want one company to build a relationship over the years with.

  • We can install maintain & look after all your gas & water needs.
  • Unvented cylinders
  • Vented cylinders
  • Open vented systems
  • Unvented systems
  • Gas fires
  • Gas cookers
  • Gas boilers
  • Water heaters
  • Supply & install bathroom suites
  • Remove & dispose all rubbish & redundant materials
  • CP12 (landlord gas certificate)
  • Servicing
  • Trust worthy with keys & pets
  • Flue analysing
  • Bathroom catalogues can be supplied to assist you choosing the right bathroom suite for a hassle free installation.
  • Advice given whilst choosing a new boiler installation.
  • Specialised free advice given.

Contact us

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MJS provide quotes with NO CALLOUT CHARGE

Contact us today to discuss your London boiler installation or central heating needs.

About MJS Heating

  • A little about us

    We are a family run business with 40 year’s experience. We take pride in our work and are very conscious with keys, pets and your home. We pride ourselves on the tidy work that we carry out and are easily approachable and have knowledge in all aspects of plumbing & heating. All engineers are gas safe registered and have public liability insurance and good honest reliable work carried out at all times. Our staff are always happy to help with any enquiries and the quote you get is the price you pay.

  • Vaillant Accreditation

    As an experienced and accredited installer of Vaillant products, MJS clients feel secure due to our  FREE 5 and 10 Year warranties on specific Vaillant boiler systems, for a limited time only. This is a service that few heating companies can genuinely offer to their clients.

Vaillant Boiler Statistics

The following are guidelines of statistics which have been met by our Vaillant installations. Percentages can vary depending on house size and radiators.

Efficiency Rating 92%
Increased Warmth 20%
Energy Saving 9%
Reduced Bills 20%

Client feedback

  • Good Morning This is just to say a big thank you to James for the wonderful job he has done in fitting the boiler and giving me a warm home. He was a very pleasant worker who showed his skills and love of the job. Your company will definitely be recommended. Thank you.
    Marie Cateaux London
  • MJS were very prompt and diligent. We found them friendly, knowledgeable and trustworthy. They even worked for a Arsenal supporter. Many Thanks Martin & James      
    Mr & Mrs G Paul Cheshunt
  • I would like to say a big thank you to James and Martin for the work they carried out. We had a full heating system installed and new boiler. They were very professional and the work was done in a timely and efficient manner. I would highly recommend them.    
    Miss A Morrison Luton
  • Dear Martin & James Thanks so much for coming to our aid and dealing with Lillian's mini crisis so quickly!   We are most grateful.
    Lorraine, David & Lilian Matthews
  • I have used MJS for the last 10 years All of there work that he has carried out for me has been to a excellent standard. they are reliable and efficient and have never let me down. We will continue to use them in the future without hesitation.
    Mrs L Berry
  • Big thanks to MJS Martin & James for the trouble free installation of my new bathroom suite. Their enthusiasm and willingness to make the installation run smoothly was greatly appreciated.
    Mrs Mehmet
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