We respect you, your time and your home. Co owner and estimator Dennis McHugh has over 20 years of experience and will provide you with an estimate for your job.

See what our clients are saying about us...

Family owned since 1983, Air Shield and Clear Window Technology have been raising the bar in the replacement window industry.  

Our high standards for the products we carry and the service we provide has kept us going strong for over 30 years. 


Contact us at:  314-966-2666

15009 Manchester Rd Suite 267 Ballwin MO 63011


what we do


Contact us at:  314-966-2666

15009 Manchester Rd Suite 267 Ballwin MO 63011 63011 US

our Services

Whether you're replacing your windows and doors or just needing to get them to function, Clear Window Technology can provide practical solutions the competition can't. Call today for a free estimate.  314-966-2666

Check out our Photo Gallery for Amazing Before and After photos of Local Window & Door Projects.


Why do Replacement Windows Fail? 

Sign Up for this Special Report by Window Expert Dennis McHugh, Top Ten Components of Durable, Energy Efficient Replacement Windows.  


We Replace and Repair

-Replacement Windows, Vinyl, Wood And Composite 

-Fogged Insulated Glass Replacement and Repair 

-French Doors

-Entry Doors


Certified Andersen Installer

- Lead Certified
- A.S.H.I. Affiliate
- A+ Better Business Bureau 
- Angie's List Super Service  Award 2015-16

-Liability and Workers Comp Insurance