Residential Services and Installation


 Our certified technicians work on all brands of equipment and we can give you a competitive quote for a repair at time of service or  replacement of faulty equipment  to get your home comfortable quickly . We Provide a free quote for  installation for new construction as well as replacement of old equipment and ductwork.

Preventive Maintenance Contracting


We provide comprehensive packages for planned maintenances, designed to optimize your system’s performance and efficiency. U S AIR COMPANY offers maintenance agreements customized to fit all your  needs.


Light Commercial Installation


U S AIR COMPANY understands  how important effective communication is to complete any light commercial HVAC project, on time and on budget. U S AIR COMPANY will  work with your business throughout the entire timeline of your project, from an initial estimate to project completion. Contact us today to learn more about our installation process.

Commercial Service and Repair


Commercial air conditioning and heat is an important part of your company. When the air conditioning or heat  system stops working in your commercial property, it’s a problem you should have to deal with. Let our  certified technicians  get your system up and running quickly 

Variable Refrigerant Flow


 U S AIR COMPANY will review your building layout and energy demands.  We will  then design and install the perfect VRF system that best suits your needs. 

Factory Start -Up Services

Our certified technician will  perform system start-up, using protocols that include pre-start checks and parameter checks after the equipment is running. Our technician will instruct on  proper care and operation of the system and will verify the system is running properly and efficiently.

U S AIR COMPANY Service Area

Serving All of San Diego and North County San Diego

U S AIR COMPANY provides Furnace & Air Conditioning Installation, Repair & Maintenance in all areas of San Diego  including Oceanside, Carlsbad, Encinitas, Escondido, Rancho Santa Fe, CA and all surrounding communities including  Solana Beach, Del Mar, Fallbrook,  Poway, Vista, San Marcos, San Luis Rey,  Mira Mesa and  San Diego