About Us

Daikin Applied UK (formerly McQuay UK) is the market leader in energy-efficient AHU and chiller products and servicing.
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Daikin Applied UK is the market leader in energy-efficient AHU and chiller products and servicing. We are the technology and sustainability leader in the HVAC industry, pushing the boundaries.

Our mission

Our mission is to contribute to people’s health and comfort by applying innovative technologies to provide cooling, heating, humidity and overall better indoor air quality (IAQ).


Part of the Daikin Group

  • Global leaders in the Air Conditioning sector
  • 80,000 employees globally
  • Over 100 Production manufacturing sites across the world
  • Providing technological solutions in more than 150 countries in the world

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Who We are

  • Daikin’s UK Headquarter for the Applied technologies.
  • Formerly known as McQuay UK Ltd.
  • Located in Cramlington, Northumberland, UK.
  • Also present in Rome Frankfurt and Munich, Germany.

In the HVAC business since 1966

Our history in the UK  HVAC manufacturing industry is over 50 years long, beginning in Cramlington in 1966 as American Air Filters.
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Our Values

Daikin Applied UK, part of the Daikin group, share the same values which govern the whole Daikin world;

  • Absolute Credibility
  • Enterprising Management
  • Harmonious Personal Relations
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Our people

Here at Daikin Applied UK, we have an extensive and dedicated team. From concept through to design and delivery our employees are at the heart of the organisation.

Take a look at a snapshot of our commercial team.

Our commercial team


Our standard and bespoke air handling units, chillers and heat pumps offer precise temperature and humidity control with zone-by-zone comfort settings and intelligent energy savings, ideal for complex projects.

Our products ensure exceptional indoor air quality, low noise levels and reliability. We design considering the entire product lifecycle to minimise carbon emissions, energy usage, and running costs, offering high seasonal efficiencies and surpassing EU environmental targets.

  • Chillers and Heat Pumps
  • Bespoke and Modular Air Handling Units
  • Smart Controls
View our products

Service and maintenance

Covering ALL brands of HVAC systems, Daikin Applied Service offers tailored packages. A dedicated team of engineers provides a rapid response to maintenance, repairs, refurbishments and rental needs:

  • Service and maintenance
  • Refurbishments
  • Active remote monitoring
  • Rentals
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Case studies

Daikin Applied UK has supplied valuable solutions for many different applications, from hospitals to data centres to office buildings and industrial plants.
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Careers at Daikin Applied UK

If you would like to be part of the Daikin Applied UK team we would love to hear from you!

There are no current vacancies at Daikin Applied UK at this time.