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Special Savings for You

BOGO Savings on AC + Heater check-up.

Your AC has been running all summer long and before you know it, you’ll be looking to turn on the heat. Now is a great time of year to take advantage of 2 for 1 savings on both your AC and Heater check-ups. D&H’s NATE-Certified Service Professionals take the steps to ensure your AC system is fully tuned up — from inspection and testing to adjusting 21 critical components with a high failure risk.

You get more:

21 Critical Components with High Failure Risk


  • Inspect blower
  • Verify refrigerant change
  • Inspect exposed duct work
  • Clean air filters
  • Inspect belts/pulleys
  • Inspect defrost timer
  • Test reversing valve
  • Test auxiliary heat strips
  • Check defrost timer
  • Test compressor
  • Calibrate thermostats
  • Lubricate all moving parts
  • Measure & record temperature differentials
  • Test capacitors
  • Clean condenser drain
  • Test crank case heater
  • Tighten electrical connections
  • Inspect power disconnect
  • Inspect MEG OHM compressor
  • Verify contractor
  • Verify relays

“Training is #1 in my book. Not necessarily in the repair of a system, but in helping the team demonstrate our customer-focused values. That’s what makes D&H different.”

Brett Wright
Owner and President | Grandson of founding partner

D&H is BBB accredited with an A+ rating
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[phone]   |   service [at] dandhac.com   |    dandhac.com    |   licenses: AZ ROC# C-79 #070188 / c-39 #076494
D&H Air Conditioning & Heating   |   AC repair, maintenance and installation   |   3629 N Oracle Road Tucson, AZ 85705