Humidity Control Specialists: Dehumidification & Accelerated Drying


Call us today on: 01926 882 624

Commercial Dehumidifier Service & Maintenance

Commercial Dehumidifier, Installation, Service & Maintenance

Call 01926 882624 to request a quote or arrange an engineers visit. 

dehum offer flexible 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.

Service Key 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 full 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; important if you rely on the equipment for production needs.

Why Choose Us?

  • 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. A longer 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 optimisation of your processes. Your production, your process and your environment are important to us.

What 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 engineers visit. 

  • Breweries

    The art of brewing is a delicate blend of craftsmanship and technology. Standards are high & hygiene is crucial. There is a multitude ...

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  • Automotive

    When producing cars and their components, the requirements for precise air quality control are high. Without these controls, the risks of manufacturing ...

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  • Aviation

    Humidity control and moisture removal within the aviation industry are crucial in order to protect the whole as well as the parts. ...

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  • Lithium Battery Manufacture Humidity Control

    Lithium batteries are high energy, longer life batteries used in a wide range of applications, including portable electronics, torches and implanted medical ...

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  • Chemical Processing

    Chemical processing has a broad spectrum of applications from conveyance lines to isolation containment and fluid bed drying. The processing of chemicals ...

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  • Classic Car

    Whether you are an investor in classic cars and bikes and have a full private collection, or you have spent the last ...

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  • Electronics

    Electronics are everywhere in these modern times, from a simple child’s toy to the avionics in a fighter plane. All these electronics ...

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  • Food & Drink

    Dehum, have more than twenty years of experience within the food & drinks industry. Our list of satisfied clients in the food ...

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  • General Industrial

    The benefits of dehumidification can be used across all areas of industry. Our extensive experience, will ensure that whatever the industry, we ...

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  • Healthcare & Pharmaceutical

    Pharmaceutical applications have their own unique expectations and high demands. From the simple addition of a dehum, pharmaceutical humidity control unit and/or ...

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  • Ice Prevention

    Chilled food distribution centers and commercial cold stores present their own unique issues to deal with. Anywhere that reduced temperatures are required ...

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  • Recreation & Leisure

    Atmospheres that are generally warmer in temperature, frequently populated and have large surface areas of water or ice are at a greater ...

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  • Sports Halls & Temporary Buildings

    By their very nature, a temporary building or structure has been erected to fill a specific requirement for a limited amount of ...

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  • Storage & Preservation

    The vast majority of materials are more susceptible to moisture than they are to temperature. We are responsible for the preservation of ...

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  • Supermarkets

    A modern supermarket environment is complex and unique. The sheer size, scale and multitude of products, departments, people and varying temperatures required ...

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  • Utilities

    The water, power and gas industries have huge investments in their distribution and production facilities all around the world. Some of these ...

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  • Wind Farms

    Wind turbines naturally have a high humidity in the tower. Controlling the humidity inside a turbine is complex and requires a specialist ...

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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.



To protect against corrosion of metallic parts used to make wings at the Broughton Factory, Airbus approached dehum to design and install a bespoke system, to prevent condensation forming on wing components during transportation. dehum are able to offer a range of professional services and with 21 years of experience, 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 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