A-1 Certified Service, Inc

Knoxville, TN

Heating and Cooling • Plumbing

Is this your business?


Are you interested in making homes as energy efficient as possible? We do air tight tests to ensure the highest quality of comfort and efficiency. We are a one stop shop for whole home solutions. We have been doing this type of work in the area for a while and are very reputable, respectful, and professional.

Services Offered

Heating and Cooling
  • Central A/C Install
  • Central A/C Repair
  • Central Humidifier Install
View all
  • Water Heater Repair
  • Shower/Tub
  • Sewer Main Replace
View all