Serving Shasta County and
Surrounding Areas For
Over 45 Years
schedule service
Get a Day & Night Unit from Air-O Service Today!
Call Us Today
Air-O Service Provides Custom Sheet Metal To Our Customers!
schedule service
Easy Financing with Air-O Service and Greensky
schedule service

About Us

JS Mechanical Inc., DBA: Air-O Service provides heating ventilation and air conditioining systems for all types of commercial and residential applications.

Air-O Service offers professional installation, service and repair on all makes and models of heating, ventilation and air conditioning systems and provides a complete metal fabrication service.
We specialize in energy efficient systems including Geothermal and high EER/SEER equipment with air tight ductwork meeting California Title 24 code specifications. Air-O Service furnishes the highest efficiency equipment at an affordable price based upon your needs.

Air-o service

Who We Serve



Carl C.

Great professional service. Cory came out after hours and got our unit running again. His experience and knowledge were key in resolving the issue.

Kay P.

Always honest, fair price. I love that they aren’t just trying to sell me something.

Dina M.

Excellent service! Dealt with 4 people in this company on two separate occasions. Thank you for ALL your help with my issue. Thank you Chris for figuring out how to get my obsolete part. I am up and running, ready for winter. Fantastic technicians! Very knowledgeable, informative, and professional. I will tell everybody!


These guys are the best! Anytime we call they get us taken care of. We had an issue with a water heater in one of our apartment units and they took care of all of the permits to reinstall etc. I never have to worry when I call them; I know they’ll get the job done!

Liz M.

I had air-o service out to my mom’s house on a recommendation. When I called, Jan in the office got us an appointment for the next morning and when I called again to give her special instructions because I would not be able to be at the appointment she was very kind. The tech was very courteous and early. He fixed the issue quickly. The price was reasonable for the issue and if we have any other issues for …

Darran B.

Had Air O Service out to give me a quote on a new A/C system. They were prompt and friendly. I had 3-quotes and Air O was the most knowledgeable but they weren’t the cheapest. I chose Air O because of how long they have been in business. They did a great job on my new system. It’s purrs like a kitten and cools like an Alaskan night!!

Our Promotions

HVAC Specials in Redding, CA