Welcome To Barrow & Brooks Heating & Air Conditioning Specialists

News Update - As of August the 11th our last Period hit 97.92 in response SLA and 92.45 in Fix SLA smashing the target of 85% For Dixons Stores Group

Design and Installation

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Previous Projects

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Barrow and Brooks are a family run heating & air conditioning business and have been giving high levels of commitment and service to its customers for nearly 40 years throughout London and surrounding counties including, Watford, St Albans & the Hertfordshire area. Set up in 1972 by Ian Barrow & Jim Brooks and today Jason Barrow heads up the company.

Barrow and Brooks have a vast amount of experience and can offer:

Air Conditioning
Design & Installation
Energy Assessment
Contact us for more details.

Our Business is all about our customers and our employees. We have a commitment to provide the very best service, from administration to engineering expertise. We pride ourselves on honesty and integrity giving our best advice at all times to our clients.

Heating & Air Conditioning (HVAC) Services

We have a highly experienced team of field engineers, all supervised by senior engineers, and can offer:

  • Design, installation & maintenance of air conditioning systems
  • Specialists at dealing with chillers, refrigeration, controls
  • In house CAD draughtsman
  • Effective management of all HVAC Services and Planned Preventative Maintenance
  • Maintenance contracts
  • Our engineers service and maintain everything from small split systems to VRV systems, large water chillers, cold rooms, boiler houses through to large commercial boilers calorifiers and pressurization units.

We install and maintain products by manufacturers such as:

  • Air Conditioning
  • Daikin
  • Mitsubishi
  • Toshiba
  • Hitachi
  • Airedale
  • Fujitsu
  • Heating
  • Veismann
  • Broag
  • Potterton
  • Myson

We are registered with the following organisations:

  • HVCA
  • FGAS
  • VERITAS 9001

For your heating and air conditioning needs in the Watford, St Albans & Hertfordshire area, give us a call on 01923 261 477


"Barrow & Brooks have completed my recent projects in a professional and timely manner to my total satisfaction."
Nigel Fox
Senior Construction Manager Lloyds TSB Bank plc
"Having been a customer for over 20 years I remain extremely confident Barrow Brooks can continue to provide the correct solutions for all of my HVAC requirements... and remains one of my most respected suppliers."
Facilities Manager
Independent Television Facilities Centre Limited
"Barrow & Brooks did a great job and all is well now. Many thanks to all at Barrow & brooks for a splendid effort - especially Clay & Martin"
Brian Stephens
Golden Square Post Production
"Thanks for 3 great years"


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  • Recognised and credible manufacturers used. 49 days ago
  • Our engineers receive calls through PDA’S. The data downloads to ensure you receive reports in the shortest possible time. 50 days ago
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  • #DidYouKnow A kitchen match gives off about one Btu of heat. The burner on a big gas stove may give off over 15,000 Btus. 51 days ago
  • #Plumbing systems for bathing go back as far as 3300 BC with the discovery of copper water pipes under an ancient palace in India. 51 days ago
  • Since the 1970's, there has been a massive drop in the amount of household energy used for water heating, from nearly 30% to 18%! 54 days ago

Address Barrow & Brooks Ltd, Unit 14 Langley Wharf, Railway Terrace, Kings Langley, WD4 8JE

Telephone Number 01923 261 477

Email Address info@barrowbrooks.co.uk

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