Humidity Control Specialists: Dehumidification & Accelerated Drying


Call us today on: 01926 882 624

Commercial Dehumidifier Service

Commercial Dehumidifier, Installation, Service & Maintenance

DEHUM offers flexible maintenance service agreements & extended warranty options. Our professional service engineers are available countrywide to perform planned or preventive maintenance of your humidity control equipment. Regular maintenance ensures optimal performance & greater efficiency over an extended lifetime.

Key Service Benefits:

  • Fixed price service agreements over 1 to 5 years
  • Bespoke service contract to meet unique site requirements
  • Individual component checks
  • Contracts from labour only to complete comprehensive packages.
  • Equipment optimisation
  • Reducing energy consumption reports
  • Priority breakdown response

These services can prevent component failures and allow budgeting for any replacement parts that may be required. Our service reports will indicate and track overall system performance, which is vital if you rely on the equipment for production needs.

Call 01926 882624 to request a quote or arrange an engineer’s visit. 

Why Choose Us For Maintenance?

  • At least 10% lower cost than competitors
  • All brands of desiccant dehumidifiers, serviced

DEHUM has been maintaining dehumidification equipment since 1996. Working with Blue Chip Companies such as Maclaren, Airbus, GSK, MARS Chocolate and Coca-Cola. Our engineers are trained to the highest standards in Gas-Safe, 17th Edition Electrical, F-Gas, Psychrometrics and Humidity Control Analysis.

We offer bespoke Service Agreements for 1,3, or 5-year terms and a more extended period will secure a reduced labour rate for the duration of the Agreement allowing for better budgeting. As a Service customer, your preventive maintenance and any interim enquiries will be prioritised, ensuring that you get our Engineers to you as quickly as possible.

Following any visit, we will prepare a detailed report on the condition and performance of your equipment and identify any areas of improvement with recommendations to ensure the optimisation of your processes. Your production, your process and your environment are important to us.

What maintenance support is available?

  • UK Coverage
  • Fully Qualified Engineers
  • Latest testing equipment
  • Engineered Solutions
  • Equipment performance checks
  • Filter supply and changes
  • Parts supply and replacement
  • Critical spares on and off-site
  • Breakdown response

Call 01926 882624 to request a quote or arrange an engineer’s visit. 

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  • Storage & Preservation

    When storage of any materials is needed, consider how susceptible to moisture they are to temperature. We are responsible for preserving art, ...

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  • Supermarkets

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  • Utilities

    Utilities such as water, power and gas industries have considerable investments in their distribution and production facilities worldwide. Some of these industries ...

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Onfab UK

We had the pleasure to work with DEHUM for three weeks from 20th February in 2017. DEHUM has my strong recommendation for anyone who is looking for a high quality and precise job in air-conditioning.


Hague Electrical Services Ltd

We have worked with DEHUM on a number of high-profile projects over the past 8 years.  They are committed, enthusiastic and have great attention to detail.
Ultimately, they consistently meet (and often exceed) the client’s requirements.



DEHUM have played a significant role in the development of our processes and have become a trusted partner… As individuals, they demonstrate a pride in what they deliver and integrity in how they conduct business.



Airbus approached DEHUM to design and install a bespoke system. With 21 years of experience, DEHUM were able to offer Airbus a solution to this challenging problem.


Seward Refrigeration Ltd

We have always found Sorption Wheel Services dehumidifiers to be a reliable product and have used them on several projects over many years. This has been a mutually beneficial alliance upheld by dependable support staff.


Telstar Applied Containment

ATUK has worked with dehum for many years and have always found their service and products to be of exceptional standard… dehum has always used their expertise to provide a solution…


Birmingham Air Conditioning Ltd

Having worked with Simon, Mark, David and other members of the dehum team, I can say that I have seldom met a more enthusiastic, dedicated and motivated team of individuals…


Telstar Applied Containment

Our collaboration with DEHUM is going well and the latest products are of excellent quality, the knowledge of the design team is second to none and the technical support top notch.


Bristol Museum, Galleries and Archives

DEHUM have provided and serviced equipment to maintain safe relative humidity levels in our museum stores and archives for more than twenty years.

David, Preventative Conservator

Clients we help

How our systems can help

Using our engineering expertise and skill base, we are able to design unique applications, based on calculated psychometrics, to achieve and maintain optimum relative humidity levels (RH%) or accelerating drying. 

We have been behind extensive improvements in productivity across a multitude of industries.

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    01926 882 624