We can handle all your light commercial HVAC service and repair needs


Light Commercial HVAC

NASCAIR specializes in the installation of Commercial HVAC systems.

Replacement Specs

We are licensed to replace commercial HVAC systems up to 15 tons.

Year-Round Maintenance

We perform annual checkups and pre-season inspections for worry-free performance all year long.

Solutions based on the size & needs of your business

NASCAIR offers a full range of solutions based on the size and needs of your business. It all begins when one of our certified NASCAIR technicians completes an assessment to accurately determine if your system needs replacement. If the determination is made that a Commercial Replacement System is needed, NASCAIR will gather the necessary information to determine what system will best fit your needs. 

Determining factors such as space, size, usage, existing ductwork and existing electrical supply are all considered.  Gathering this information allows NASCAIR to configure the most efficient system possible for you to ensure that you remain comfortable year-round while saving money on your heating and cooling bills.


NASCAIR offers year-round commercial maintenance, annual checkups and pre-season inspections for worry-free performance all year long. Please ask about our NASCAIR Commercial Maintenance Agreements that will make your comfort our priority.

All about teamwork

Our technicians and installers are trained and updated annually by factory representatives. Representatives from all the manufacturers, including Lennox, Amana, Daikin and Honeywell certify our people before they can install their equipment.

Well trained and courteous

Our technicians are well paid. We don’t want them leaving and going to the competition. They are smart, courteous, and reflect our moral compass.

Honest and dependable

We don’t want to be the cheapest; we want to be known as craftsman – knowledgeable and sought out for our expertise. We have worked hard and learned many lessons in order to be considered amongst the best in our industry.

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  • Turn the thermostat OFF
  • If you notice a wet spot on the ceiling or water in the furnace (inside unit) or blower (outside unit) area
  • DRIPPING WATER: If water is dripping from a pipe sticking out of the soffit:
  • Shut off A/C immediately at the breaker box you have an EMERGENCY
  • Call 803-802-8884 to set up a service appointment before the water damage becomes a bigger problem




  • Turn the thermostat OFF
  • Now turn the thermostat to the HEAT setting and monitor to see if the system cycles back on
  • If the furnace is in the attic, ensure no one has unintentionally turned OFF the switch above the furnace. This is common during the Holiday Season
  • If this does not work please call 803-802-8884 to set up a service appointment