Boiler Installation Chelmsford

We can now offer finance to our clients for new boilers, central heating installations and new bathrooms as
well. Please enquire for details. The lenders broker is Phoenix Financial Consultants
Ltd - Financial Conduct Authority (No. 539195)

J&S Heating are accredited installers for the following boiler manufacturers;

Boiler Replacement & Repair

  • New Boilers
  • Full or partial heating systems
  • Fault finding and repairs
  • Heating system diagnosis

Hot Water Cylinders

  • Building Regulation G3 accreditted installers
  • Unvented cylinder installations and servicing
  • Hot water cylinder installations
  • Hot water system cleansing and chlorination


  • We install and replace leaking and rusty radiators
  • Powerflushing
  • New thermostatic radiator valves
  • Additional radiators



Ensuring your boiler is serviced annually is paramount to maintaining the efficiency of your system, to also prevent problems occurring due to low maintenance.

It is also a requirement of all manufacturers where a warranty is in effect.

Our Gas Safe registered engineers can provide a service of all domestic gas boilers, including Vaillant, Worcester, Ideal, Intergas, Baxi, Potterton, Alpha, Glow worm, and more.

We can replace and repair your existing heating controls, so in the event that they fail, we can renew them with a modern, energy saving replacement.

Are you looking for Boiler Installation Chelmsford? We here at J&S Heating offer the best boiler installation services to be found in all of Chelmsford town! From our meticulously vetted and certified Gas and Heating engineers, to our quality-control process and high-tech tools, to our friendly customer service with a smile, we are determined to be the Number One Boiler Installation and Heating company in the entirety of Chelmsford!

We are absolutely sticklers for all things regarding proper boiler and heating practises and design, and we can offer;

Premium Equipment

Modern Heating Techniques

Certified Engineers

Replacement and Repair products

A Quality High-Spec Toolkit

Four Decades of Heating, Boiler, and Gas Knowledge

Our heating knowledge encompasses many areas, from up-to-date technological reforms, health and safety, installations, servicing, finance, water flow, heating adaptions, and many other facets of all things related to gas, heating, and boilers. We offer Chelmsford on the highest quality of service and equipment, and we guarantee complete satisfaction from all of our clients.

From homeowners and landlords, to business owners and large-scale commercial venues, we are able to take on any heating challenge no matter how big or how small.

Please do not hesitate to give us a call. Here at J&S Heating, we are happy to answer any requests or enquiries you may have. Whether it be a simple question or a massive project, we are ready and willing at all times to help you receive the best heating service in all of Chelmsford!

To schedule a routine service of your boiler, call us today.

  • Central heating
  • Hot water systems
  • Hot water cylinders
  • Radiators

  • Gas Cookers and Hobs
  • Pressurised systems
  • Oil tanks
  • Water softeners

  • Controls and programmers
  • Power flushing
  • Under floor heating
  • Landlord certificates

  • Solar Thermal Panels
  • PPM and Installations
  • Booster Pumps
  • Blenders