Excel Mechanical, Inc. was Established  in 1986. We offer a diverse range of services including Commercial and Residential HVAC and Plumbing.  

​​Tucson, AZ

Over 90% of existing homes and commercial buildings located throughout North America have air duct systems that leak. 

Aeroseals proven value results in an 20% Energy Savings by Sealing up to 95% of Your Duct Air Leakage.

GreenSeal is a Certified Dealer of the Cutting Edge Aeroseal Duct Sealing Technology That seals duct from the inside!


Take the time to read frequently asked questions and educate yourself on how efficient, effective, and affordable GreenSeals Duct Sealing solutions will be for your business or home.