Air Conditioning Services

High-Quality Cooling Solutions for Homes & Businesses in Grand Forks, ND

When summer hits, you need an air conditioning system you can trust. At Top Tier Plumbing & HVAC, we specialize in reliable A/C repair, installation, replacement, and maintenance for residential, commercial, and mobile home properties.



We keep your space cool, efficient, and comfortable—even on the hottest days.

Our Air Conditioning Services

Residential Air Conditioning

We install, repair, and service all types of residential cooling systems:


  • Central air conditioners
  • Ductless mini-split systems
  • Heat pump cooling
  • Smart thermostat integrations
  • A/C repair & diagnostics
  • Refrigerant leak checks
  • Seasonal maintenance
  • Emergency cooling service


Your comfort is our priority — all summer long.

Commercial Cooling Solutions

Commercial cooling requires experience, precision, and reliability.


We service:

  • Rooftop A/C units (RTUs)
  • Split systems
  • Server room cooling
  • Commercial ductless systems
  • Cooling towers (where applicable)
  • Preventative maintenance contracts


We work quietly and efficiently, minimizing downtime for your business.

A/C Installation & Replacement

Outdated or inefficient cooling systems cost more to operate and break down more often.


We install high-efficiency air conditioning systems that provide:

  • Lower energy costs
  • Better cooling coverage
  • Quieter operation
  • Improved indoor air quality


We size each system correctly for your building — no guesswork, no shortcuts.

A/C Maintenance

Prevent breakdowns and keep your system running efficiently with annual tune-ups.


Maintenance includes:

  • Coil cleaning
  • Refrigerant checks
  • Airflow testing
  • Electrical inspections
  • Drain line cleaning
  • Filter replacement


Routine care saves money and prolongs your system’s life.

Air Conditioning Repair

If your A/C is blowing warm air, making strange noises, or struggling to keep up, we can help.


We repair:

  • Compressor failures
  • Frozen coils
  • Airflow obstructions
  • Faulty thermostats
  • Drain line clogs
  • Electrical issues
  • Refrigerant leaks


Fast, accurate diagnostics lead to fast, dependable repairs.

Choose Top Tier for Your Cooling Needs

  • Experienced technicians
  • Clean, courteous service
  • Honest pricing
  • Residential, commercial & mobile home expertise
  • Fast emergency response

Stay Cool & Comfortable All Summer