HVAC Commercial Cooling Services

Rooftop Units

Rooftop Units are a big part of our Commercial Cooling Business. We care for all Brands! Because Florida has extreme heat and lately lots of rain, rooftop units deserve a professional team to care for them.  For this reason, count on Cold Wall, Inc. to go over and beyond for your rooftop units.  If you are having trouble with your RoofTop Units, Contact us today!  We promise Results! 
  • Replace filters on cooling equipment
  • Check the condition of belts and pulleys and replace as needed
  • Clean condenser and evaporator coils
  • Check refrigerant charge and inspect for leaks if the charge is low
  • Clear drain lines and pans
  • Check electrical connections
  • Check operation of fan and blower motor and adjust if needed
  • Lubricate motors, bearings and other moving parts
  • Check operation of thermostats and other controls
  • Check for adequate airflow


  • Create a Performance Log
  • Keep Tubes Clean
  • Treat condenser
  • Lower Entering Water Temperature
  • Maintain Adequate Refrigerant Charge
  • Prevent Inefficiencies from non-condensables
  • Check Compressor Oil
  • Check Starters and Motors
  • Variable Speed Drives

Commercial Ice Machines

Because Ice Machines need their own special care.   Leaks, Clogged lines,  and systems can cause a spike in energy consumption.  Now we know this doesn’t have to be the case.  Ultimately, proper Maintenace on Ice Machines is becoming a hotter topic within our industry. The benefits and costs of today’s proposed standards, for automatic commercial ice makers sold in 2018–2047, are under review by the Department of Energy (DOE) and for good reason. Ice Machines deserve routine care and maintenance and we are here to help you.   Our Commercial Cooling Services include:
  • Check the unit’s temperature
  •  that the controls and wiring are undamaged and operating properly
  •  fasteners for functionality and corrosion
  •  the external filter system and change its cartridge if needed
  •  inlet water valve screens for blockages
  • Inspect auger and bearing (for extruded ice machines)
  • All elements of the water system
  • Change Air filters (for air-cooled models)
  • Evaporator plates (if the buildup of calcium, iron or lime is present)
  • Condenser Coil
  •  Adjust Condenser fan blades
  •  Storage bin

Commercial Coolers

Next, Commercial Coolers include both refrigerators and freezers which are available in a wide variety of configurations including walk-ins, reach-ins, and commercial refrigeration display cases.  They are the lifeline of Grocery Stores and other retail businesses.   Needless to say,  perishable goods are an important part of the revenue and profits, therefore, it is important to keep your commercial refrigeration operating properly through scheduled commercial refrigeration service.  Our Commercial Services have you covered.
  • Routine Maintenance Agreements
  • Repair Services
  • Environment Management
  • Facilites, and Maintenance Support
  • Emergency Services (contract customers)