Serving Inland Empire Area, San Bernardino, Riverside, Hemet

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Reviews From Ontario
Products & Services
Basement Repair Services & Products
WaterGuard Interior System
DryTrak Drainage Channel
TrenchDrain Drain Grate
IceGuard Discharge Line
FlexiSpan Wall Crack Repair
Polyurethane Crack Sealing
WellDuct Window Drainage
BrightWall Waterproof Panels
ThermalDry Wall Barrier
Basement To Beautiful Pre-finishing Wall Insulation Panels
Drain Tile Installation
SuperSump Pump System
TripleSafe Pumping System
UltraSump Battery Back Up
Sanidry Dehumidifier

Air Conditioning Installation Specialists in Ontario, CA

Happy Customers Surrounding Ontario, CA
Reviews

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Effective heating and cooling is vital for a comfortable home which makes HVAC systems an important part of every home. That’s why you want to make sure your Ontario, CA HVAC system is serviced by an experienced contractor you can trust. Luckily you don’t need to look far.

AQS Heating & Air Conditioning is the trusted contractor of Ontario, CA. We’ve been servicing HVAC systems since 1986 which gives us over 30 years of experience. Heat pumps, furnaces, air conditioners, we repair and install them all. Our team takes great pride in delivering incredible service and we’ll make sure that your new installation or repair goes quickly and produces long-lasting results. In fact, we’re so confident in the results that we offer up to a 10-year warranty on new installations.

Do you need a reliable HVAC contractor? Give us a call today or click below to schedule your free estimate for any of our heating, air conditioning, and indoor air quality services in Ontario, CA!

Our services

  • Air conditioning repair & installation
  • Furnace repair & installation
  • Heat Pump installation & repair
  • Mini-split system installation & repair
  • Duct sealing, insulation, & repair
  • Air purifier installation
  • And more!
Case Studies From Ontario
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Client requested estimate on new energy efficient system. AQS provided several options for the customer to make the best decision.
Serving the following Ontario, CA zip codes
91758, 91761, 91762, 91764
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