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24 hour call out service in the area of Glamorgan


No matter what time of the day it is, our emergency call out service at Sub-Zero Refrigeration & Air Conditioning Ltd can help. From repairing faulty parts on your air conditioning unit to helping you resolve your ventilation problems, we can do it all.

As refrigeration and cooling unit breakdowns have a detrimental effect on workplace efficiency, we work speedily to reduce your downtime.Let our 24 hour service professionals handle all your repairs in South Wales and throughout the whole area of Glamorgan. From commercial offices to industrial factories, our engineers are prepared for anything. 


  • Refrigeration
  • Ventilation
  • Air conditioning

As well as emergency repairs, we also provide maintenance and servicing on all our systems. For a preventative measure against emergency repairs contact us to book a service of your system. Our services apply to South Wales.

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Other services.

Air conditioning installation South Wales

Air Conditioning

At Sub-Zero Refrigeration & Air Conditioning Ltd, we aim to provide the desired temperature for your workplace. Our friendly, air conditioning engineers will work with you to make sure all your installation requirements are met.

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Ventilation systems


Whether you wish to increase the energy efficiency of your factory building or have issues with your office insulation, Sub-Zero Refrigeration & Air Conditioning Ltd can cater to all your ventilation, air purification and large-scale air handling concerns.

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commercial refrigeration


Do you require a chiller cabinet at work? From installing cabinets, blast freezer or cold rooms, our engineers can install a refrigeration system suitable for your workplace.

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cellar cooling systems

Cellar Coolers

It is highly important that your premises be equipped with an appropriate Cellar Cooling system in order to maintain a suitably cool, regulated temperature.

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Cold rooms

Cold Rooms

A cold room is typically a man-made room that has a lower than average temperature, also referred to as a walk-in fridge or freezer. A cold room is usually used for the storage of perishable items so as to prolong their shelf life and prevent spoiling.

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