Find a local HVAC contractor that employs NATE certified technicians:
Service Checklist
Help your technician accurately and quickly diagnose your heating or cooling unit's problem.
Energy Savings
Learn how choosing the right home comfort system can save you money.

"After calling a reputable HVAC company to look at my heat pump, the tech spent two hours at my house and left without fixing it and still no heat. I called a NATE-certified repairman, who fixed the unit in about 45 minutes. What a difference!"

Diane Darrow
Reston, VA
NATE Home : How NATE Benefits You : Service, Maintenance and Repair
Service, Maintenance and Repair
Annual residential HVAC service keeps you comfortable all year long

Whether your heating or cooling system needs routine maintenance or needs to be repaired, NATE-certified technicians will show up on time, ready to get the job done quickly without unnecessary multiple house calls. NATE techs know heating and cooling—rigorous testing validates and verifies that knowledge. So you know you're getting a technician you can trust.

NATE-certified techs have 12.9% fewer callbacksBenefits of using a certified heating or cooling technician include:

  • Fewer callbacks and warranty returns
  • Increased energy efficiency, resulting in lower utility bills
  • Fast, efficient service
  • Equipment that runs at peak performance, year after year 
  • Higher customer satisfaction