Scores based on 109 reviews

Reliability & timekeeping

Invoice history based on 78 reviews.

Invoice History
Charged as per quote / estimate97.44%
Above quote / estimate: kept informed2.56%
Appointments reported as missed (6 months) 0
Average score 9.94
109 reviews
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  • VAT registered
  • Checkatrade standard signed

At Heating Principles – respect, satisfaction, honesty and integrity are at the heart of our business – we’re passionate about what we do, how we do it and simply practice what we preach. Our engineers are punctual, professional and friendly. We pride ourselves on our high standards while enjoying the satisfaction we bring to our clients, their lives and the environment.

We will endeavour to enhance your experience to ensure 100% satisfaction!

Work we undertake:

  • Boiler Installation
  • Boiler servicing / repairs
  • Central Heating - Gas - Installation and Servicing
  • Plumbing
  • Landlord Gas Certificates and Safety Checks
  • Radiators, Valves and Thermostats Installed and Replaced
  • Shower Installation and Repair
  • Under Floor Heating
  • Water Leak Detection
  • Water Supply Pipe/ Repairs
  • Gas Cooker Installation
  • Plumbing Repairs
  • Power Flushing
  • Renewable heat pump installation 
  • Advice, surveys, inspections related to home heating installation and performance
  • Detailed condition report of your existing system or installation
  • Upgrades
  • Insulation

Based in


Works in

London, Wandsworth, Richmond, Balham, Clapham, Battersea, Chelsea, Wimbledon, Surbiton, Ealing, Greenford