Berner Air Curtain Distributor
Berner International, has been a leading distributor of commercial air curtains systems, also know as air doors since 1956.
Berner’s air curtains form a barrier of air strong enough to keep out insects, cold air, smoke, and other toxic/unwanted substances.
We help Berner bring the highest quality commercial airflow systems and service. If a business has air pollution, ventilation, or movement demands, we can meet and exceed them.
Contact us now for a fast quote on the best air curtains for your specific application.

Berner Air Curtain Official Representative
Click below to get more information on commercial and industrial air curtains.
Air Curtain Applications
An air curtain, otherwise called an air door, is a machine that blows a controlled stream of air over an opening to the opposite side to make an air seal. This seal isolates various situations while permitting a smooth, continuous progression of traffic and unhampered vision through the opening.
Since they help to contain warmed or adapted air, they give sizable vitality investment funds and expanded individual solace when applied in mechanical or business settings. They additionally help to stop the invasion of toxins and flying bugs.
Types of applications for these products and equipment include:
Air Door Options
- Electric Heat
- Hot Water Heat
- Steam Heat
- Indirect Gas Heat
- Direct Gas Heat
Air Door Features
- Direct Gas Fired Door Heaters
- Great for negative building pressures
- Low operating cost
- Employee Comfort
Pest, Bug & Insect Control
- Eliminates flying bugs
- High Powered
- NSF Certified
- USDA Certified
- UL Certified
About Berner International
The teams at Berner International and R. Williamson & Associates are among the highest skilled and most experienced in what they do.
Assisting in product selection as well as installations. If you need parts or motor replacements, we have that covered, too!
Whatever the demand, we work alongside leading companies such as Berner to make sure our service and products are all above the standard.
Berner never strays from their vision of being:
- Dependable
- Affordable
- Energy saving
- Effective

Official Berner Representatives
R. Williamson & Associates goal is to continually supply and distribute their air doors with fast turn around time and great service.
From product selection to providing installation solutions, R. Williamson & Associates is here for your industrial ventilation needs.
Please take the time and learn more about us.
Providing Industrial Ventilation Equipment to the Following Industries
Proudly Serving Chicago Illinois, Wisconsin & Indiana
We ship nationwide
We ship nationwide
- Joliet
- Bloomington
- Rock Island
- Quincy
- Pittsfield
- Waukegan
- Rockford
- Champaign
- Genva
- Woodstock
- Wheaton
- Springfield
- Peoria
- Aurora
- Kenosha, WI
- Darlington, WI
- Racine, WI
- Lancaster, WI
- Monroe, WI
- Moline
- Crown Point, IN
- East Chicago, IN
- South Bend, IN
- Valparaiso, IN
- LaPorte, IN
- Naperville
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