HVAC Manufacturer

Q Applied Systems is a manufacturers' representative of HVAC and moisture control equipment and systems as well as fume and dust collection products throughout Southern California and Baja Mexico.


Contact us to discuss HVAC and engineering solutions for moisture, humidity, fume or dust control on your project.

(858) 435-2236 or info@qappliedsystems.com.



View Q Applied Systems latest blog posts below or click here to go to the complete Q Report library of blog topics.

San Diego HVAC and Plumbing Trade Show on February 27th

The annual ASHRAE/ASPE product trade show will be held on Tuesday, February 27th. The largest and most popular HVAC and plumbing trade show in the area will run from 11:00am to 2:00pm at the Al Bahr Shrine, 5440 Kearny Mesa R…

Mexicali Supply Expo To Be Held On Thursday, February 22nd

Q Applied Systems will be exhibiting at the 2018 Mexicali Supply Expo.  Please stop by booth #1009 to learn more about the HVAC manufacturers and equipment we represent.   This industrial expo is being held at the Parque Indu…

2018 AHR Expo, Chicago, January 22 -24

Happy New Year to All!  It’s time once again to complete your plans to attend the 2018 AHR Expo in Chicago from January 22 – 24.  With more than 2,000 exhibitors and 65,000 attendees, the show offers a unique forum for the en…

Reaching For The Brass Ring

This article is simply borne out of the curiosity of a phrase and the research is worth sharing as its origins, local San Diego flavor and relevance to our professional and personal lives. To the customers of Q Applied System…


With over 30 years experience Bill Reagan has gained a reputation as a manufacturer’s representative of quality equipment and manufacturer’s to meet the most demanding HVAC applications.

…in Southern California and Baja California, Mexico, we urge you to see why Q Applied Systems is your best choice for engineered systems and solutions for your commercial or industrial operation. Don’t wait a day more to get in touch with our people.