Maintenance and filter supply for air handling units

About Our Air Handling & Filtration Services

A clean, fully operational air handling unit (AHU) improves performance. Regular maintenance of your AHU can significantly reduce energy costs and increase unit life.

We have over 30 years’ experience in air handling and filtration. We can perform all aspects of maintenance, repair and installations to all makes and models of AHUs.

As a HVAC filter manufacturer, we can also replace filters. To see our range of HVAC filters, please click here.

Air Handling
& Filtration Services

  • Service, maintenance and repair of AHUs and fan coil units (FCU)
  • Filter replacement for AHUs
  • Supply replacement parts and components
  • Manufacture and supply filters for all HVAC requirements
  • On-site filter fitting and disposal service
  • Duct cleaning

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Beta Group

Our services are completely flexible and no contract package is required.

We can provide rapid response cover for emergency situations as they arise i.e. breakdowns.

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  • Over 30 years’ in business – extensive knowledge and expertise
  • Excellent customer care – dedicated account managers
  • DBS checked, Gas Safe registered and Safe Contractor registered engineers
  • Experts in air filtration – all makes and models of AHU serviced
  • Manufacture air filters in-house






Public Sector


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What Our Customers Say

I don’t know what I would do without Beta Group

"I started using Beta Group in 2002 for air filters. They have been consistently excellent. I would definitely recommend them; in fact I don’t know what I would do without them."

Up and running within
the hour

"The spraybooth breakdown was up and running within the hour. This would have cost a lot in downtime if it wasn’t for your team."

I would like to commend your Engineers

"I would like to commend your engineers for their quality of workmanship during the difficult boiler installation. They completed the works with very little disruption to our tenants."

  • gas-safe
  • safe contractor approved
  • BESA
  • NBRA
  • ABP
  • chamber of commerce
  • CHAS Transparent