Affordable Heating & Cooling Services for Homes & Businesses in Boise, Meridian, Nampa, Eagle and the entire Treasure Valley Idaho area!

Locally Owned & Operated. Licensed & Insured for Your Protection, and Available 24/7. (License# HVC-J-646)

Knight Heating & Air Conditioning is a family owned and operated business specializing in the installation, repair, and design of Air Conditioner, Boiler, and Furnace systems for residential and commercial customers. We clean, check and provide maintenance for all makes and models of furnaces, boilers, and AC units. Our repair specialists are certified heating and air conditioning technicians and are trained to help you with preventative maintenance, repairs, replacement systems, and installation.

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We are both HVAC and Plumbing licensed & certified specialists offering the following services:

  • Furnace Replacement / Installation
  • Air Conditioner Replacement / Installation
  • Furnace Repair
  • Air Conditioner Repair
  • Furnace Maintenance
  • Air Conditioner Maintenance
  • Diagnostics and Troubleshooting
  • Tune-Ups and Maintenance


One of our highly-trained technicians will provide you with all the information you need to understand the repairs necessary to correct your heating or cooling system problem. If repair is not an option our professionals will help you select your new heating or cooling system, install it properly and also address any pre-existing problems with your duct system and house insulation.

Two workers on the roof of a building working on the air conditioning unit.