Air Conditioning & Heating
Since the 1990s, DDA has been a RedDot Heavy Duty Air Conditioning distributor, specializing in mobile temperature control for trucks and heavy equipment. Whether you need truck AC repair, maintenance, or a completely new installation, DDA has got you covered!

Air Conditioning Maintenance

Regular maintenance is essential to keeping your HVAC system in your truck or heavy-equipment running properly. Our services include: 

  • Air Filter Changes
  • Condenser Cleaning
  • Belt checks
  • Overall system efficiency tests. 

Truck AC Repair

Air Conditioning Repair

DDA performs all aspects of climate control system repairs. Services can be provided at our shop or on-site with our fully stocked service trucks.

  • Broken belts
  • Refrigerant leaks
  • Condenser repair
  • Mobile service truck for on-site jobs.

System Replacement

Sometimes the cost of repair is better spent on a complete system upgrade. Whether you have a truck, excavator, boat, or just about anything else we can work with you to design a climate control system that will satisfy your needs.

Trailer and Truck AC Maintenance
Trailer and Truck AC Parts

Red Dot Air Conditioning Parts

DDA is your source for all RedDot Heavy Duty Air Conditioning parts. If we don’t have it in stock, we’ll order it and have it to you ASAP.    

FAQ

We recommend having your climate control system serviced twice a year – once before the summer heat and once before winter cold. 

Yes. We can travel to you with our service trucks to repair heavy-duty machinery on-site. 

Sometimes a refrigerant leak could be the cause for your a/c’s poor performance. However, there are many other potential problems- a failed compressor, restricted air flow, dirty condensers and more. Call us to properly diagnose and repair your issue today. 

The defrost function of a vehicle may not work properly if the air conditioning system is not working. The A/C system is used to dehumidify the air, which is essential for the defrost function to work effectively.