Service and Maintenance

There is water pooling around our AC unit. Should I repair or replace?

Get the answer to water pooling around your AC unit and learn whether or not your should repair or replace. Still have questions? Call us at 626-357-3535.

HVAC Funnies: 2021 Edition

Depend on the commercial HVAC specialists the San Gabriel Valley trusts for all their heating and cooling needs, since 1969! Call Air-Tro today. (626)357-3535.

Get the Scoop on These Common Warm Weather Commercial HVAC Issues

Air-Tro has been keeping California commercial buildings comfortable since 1969! Call us today at (626) 357-3535.

Allergies and Your Air Conditioner: What They Have In Common

Indoor comfort should mean clean, cool air throughout the summer within your home. Call the HVAC specialists at Air-Tro to ensure your air conditioning system is working at its best. (626) 357-3535.

Our HVAC System Shut Down Suddenly. Should I Repair or Replace?

Find out whether you replace your HVAC system if it suddenly shuts down in this video: “Repair or replace by AIR-TRO,” a game that asks all of the tough HVAC questions so that you don't have to!

Spring Has Sprung: Seasonal HVAC Maintenance Tips for Homeowners

Air-Tro has been keeping California comfortable since 1969. Call the HVAC specialists the San Gabriel Valley trusts for all their heating and cooling needs. (626) 357-3535.

The Connection Between Commercial HVAC Maintenance and Overall Profitability

Lower your energy bills with a properly maintained HVAC system for your commercial building. Call the heating and air conditioning specialists at Air-Tro today. (626) 357-3535.

3 HVAC Myths You Might Not Realize Are Untrue

Your heating and air conditioning system deserves the best. Call Air-Tro today. We’re the HVAC company the San Gabriel Valley trusts, since 1969! (626) 357-3535.

Repair or Replace? Should I replace my filters even though my HVAC system is running fine?

Find out whether you should change your filter even if your system is running fine in this video: “Repair or replace by AIR-TRO,” a game that asks all of the tough HVAC questions so that you don't have to!