Sinclair Air Systems

Sinclair Air Systems is a family-owned and operated HVAC business that takes pride in serving Covina and surrounding areas. A majority of our business is generated by word of mouth (referrals) because we take pride in our customer service & ensure quality work specific to your needs. We use integrity when dealing with our patrons, who eventually call us friends.

Business Hours

  • 9:00 am - 5:00 pm
  • 9:00 am - 5:00 pm
  • 9:00 am - 5:00 pm
  • 9:00 am - 5:00 pm
  • 9:00 am - 5:00 pm
  • 9:00 am - 5:00 pm
  • 9:00 am - 5:00 pm
Sinclair Air Systems
Sinclair Air Systems

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Sinclair Air Systems

  • 721 E San Bernardino Rd
  • +16263314541