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.

2017 T-Shirt is a Summer Favorite

Get Yours While Supplies Last The Q Applied Systems 2017 T-Shirts have a built-in bottle opener and is perfect your next picnic, concert or trip to the beach.  Get yours today while supplies last.  Just click here and give me…

Q Applied Systems Partners With Climate By Design International

Q Applied Systems is pleased to announce representation of Climate By Design International (CDI) a manufacturer of desiccant dehumidification and air handling systems for critical environments requiring precision temperature…

Sales and Use Tax Rate Decreases January 1, 2017

Building the best-engineered systems and solutions for commercial and industrial operations takes commitment, skill and trust. Whether it is for pharmaceutical, biotech, high technology manufacturers, medical facilities, engi…

Are You Attending AHR 2017 Vegas

The New Year is just around the corner, and that means the AHR Expo that happens in late January every year is almost here as well. Q Applied Systems is excited to be attending AHR 2017 as a guest, and since this is the world…


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.