Castle Refrigeration and Heating Services have been installing HVAC systems for over 20 years in a number of different conditions and environments. From proficient design of the systems through to the management of the project and after sale servicing and breakdowns. We install only the best quality systems, tailored to your specific requirements and competitively priced.

Castle Refrigeration and Heating Services, understand that in order for your workforce to be as productive and satisfied in their working environment as possible; temperature plays an significant part in this. We therefore attend installations as soon as possible as well as ensuring that minimum disruption to the working environment is achieved.

Castle Refrigeration and Heating Services have a wealth of experience in installing heating, ventilation and air conditioning systems into a broad range of establishments; small or large, domestic or commercial. We aim to approach every installation individually:

  • Spending as much time as necessary, listening to you and understanding the job and its requirements.

  • We examine the site meticulously, ensuring that we plan and design the installation with your preferences in mind.

  • We then take into consideration the aesthetics that you desire and provide you with a list of options that fit with these and the building.

  • We purchase and support only the use of modern air conditioning units, and manufactures we completely believe provide the highest class and most efficient equipment.


To ensure the health of HVAC systems and to keep them running at the highest performance for as long as possible, we provide a planned maintenance contract for your systems. We service our systems to ensure that they remain reliable and reduce their energy consumption; this also reduces the number of breakdowns likely to happen.

As a customer orientated business, we aim to provide transparency, honesty and minimal costs in the long term. Through our in-depth knowledge of our equipment and comprehensive HVAC maintenance and servicing, we can ensure we will do our best to make certain that your air conditioning equipment remains healthy, efficient and that there is a reduced chance of equipment failure.

Castle Refrigeration and Heating Services maintenance process involves visiting site to carry out a detailed inspection, we can then ensure that the testing and cleaning of our customers units is as thorough as possible. Castle Refrigeration and Heating Services then provides an extensive report with recommendations that state if anything requires fixing or replacing. The benefits of committing to regular maintenance of your systems include;

  • Improved comfort for clients and higher air quality.

  • Reduced environmental impact and higher energy efficiency.

  • Reduced long term costs.

  • Minimized breakdowns and parts requiring replacement.

Castle Refrigeration and Heating Services pride themselves on being there for their customers as fast as possible, should a breakdown or fault occur. We are dedicated to ensuring our clients experience minimal disturbance to their working environment; we therefore attend call outs at a time that is convenient for you, and aim to resolve the issue there and then, and if we do not have the necessary parts, we will provide a quote and will resolve the issue as soon as possible. There team are trained to carry out work so that minimal disturbances occur, whatever the problem may be, Castle Refrigeration and Heating Services can help you. Our engineer’s experience working on a broad range of buildings and environments, allows them to deliver you with complete servicing and repairs. As with our customers, Castle Refrigeration and Heating Services ensures it maintains excellent relationships with its suppliers; thus ensuring that only the highest quality products and systems are used at the most competitive prices.

Furthermore, when the call out is registered, we will do our best to diagnose the problem over the phone. Much of the time the fault is so easy to resolve that our clients are able to do it over the phone; this means that we can save them time and money.



Castle Refrigeration and Heating Services are a family run business based in Middlesex, who have been providing installation, maintenance and repair of effective and efficient HVAC systems for over 20 years. Castle Refrigeration and Heating Services are a D1 approved partner, D1 Business Partners are selected by Daikin UK for their high standards of installation and expertise, we specialise in all elements of HVAC installations from commercial CAT A office space, hotels, hospitality and retail space to domestic residential homes & flats, carrying out such a range of projects, allowed us to be able to make certain that our customers receive the best service and installation tailored to their individual needs, no matter how complex they may be. We have developed solutions for a large variety of project types, occupied or a new renovation project, seeing the project through to the end, and continuing to support our customers after.

We comprise of a dedicated team of people, committed to providing the highest standard of customer service within the budget and on time. over 20 years of experience allows us to ensure we deliver our customers with the best recommendations and installation for their individual requirements.

We pride ourselves on the respect we give our customers through acting to ensure minimal disruption to the working environment. Through vigorous checks and monitoring of all projects, we aim to ensure that installation, maintenance and repairs are carried out as smoothly and efficiently as possible.


  • Provide minimal disruption to our customers offices and working environment

  • Ensure we attend all breakdowns as soon as possible.

  • Build strong relationships built on trust with all customers throughout the process

  • Value for money- we pride ourselves on doing the job to the best we possibly can, whilst maintaining competitive and fair prices.

  • Free site visit and quoting.

  • Take as much time as needed to completely understand our customers and their visions.




Castle Refrigeration and Heating Services, have worked at many prestigious locations across London and the south of England.

Cheapside, London, complete Cat A office with chilled water fan coils, including a building management system.

Threadneedle Street, London, Cat A, Daikin 3 pipe VRV system heating and cooling plus CO2 variable fresh air system.

Beech Street, London, Daikin 3 pipe VRV comfort cooling system, client wanted to upgrade to higher specification using Daikin VRV replacement technology.  

Lee Valley Velopark, Design and Installation of a CAT A HVAC system to utilise redundant space post Olympic games. 

Reading, Berkshire, Office upgrade 2 floors from standard splits to 3 pipe VRV system, heating and comfort cooling throughout. 

West Point, Bristol, 58 Daikin splits units.

Temple Meads, Bristol, complete office refurbishment, Daikin 3 pipe VRV with independently controlled heating and cooling zones.   



For any inquires please call:

Office: (+44) 01932 765309

Mobile: (+44) 07958 303604 

Email: info@castleaircon.co.uk

or alternatively fill out the following form below. 


To apply for a job with Castle Refrigeration, please send a cover letter together with your C.V. to: info@castleaircon.co.uk