Williams Brothers Corporation of America Defining Quality One Access Door at a Time

Toll Free: 800-255-5515

Shopping cart is empty.

Toll Free: 800-255-5515

WB ADWT Series Airtight/Watertight Access Door Tested for Air & Water Penetration

The Only Access Door Tested for Air Infiltration and Water Penetration. The WB ADWT air tight and water tight  access door is a flush access panel that has been tested for air infiltration and water penetration. The door panel and trim are fully welded and gasketed. This access door is ideal for use in laboratories, clean rooms, operating rooms, etc. where an airtight/watertight seal is required. This airtight watertight access door can be made out of primed white or stainless steel. This waterproof access door / panel is perfect for environments where a test water tight or air tight access door is required. These environments could be laboratories, pharmaceutical buildings, hospitals, or any where a tested air tight / water tight access door is necessary. This air tight / water tight access door comes in all the popular sizes such as 12x12, 18x18, and 24x24; however, custom sizes are available upon request. Manufactured for The Williams Brothers Corporation of America.

Most Orders Ship Same or Next Day. Free Freight on 35+ Doors

Click here to see what makes Williams Brothers access doors the best in the industry.

Construction Specifications:

Door, Frame & Trim: 16 Gauge steel
Finish: 5 Stage iron phosphate with prime coat of white alkyd baked enamel, paintable surface
Latch: Stainless steel phillips head screws standard
Hinge: Continuous exposed stainless steel piano hinge
Air infiltration: Less than 0.01 cfm/sq foot-ASTM E 283
Water Penetration: No leakage at 15.05 psf-ASTM E
Gasket: Continuous bulb trim gasket
Application: Walls & ceilings


• Stainless Steel Type 304 - (available at checkout)
• Keyed Cylinder Lock (available at checkout)


                         Water Tight wbdoors.com  

Model No. Door Size (W x H) Wall Opening Shipping Wt. (lbs.) Price Buy Online
ADWT 12 x 12 12 3/8 x 12 3/8 8 $239.95
ADWT 14 x 14 14 3/8 x 14 3/8 12 $249.95
ADWT 18 x 18 18 3/8 x 18 3/8 15 $299.95
ADWT 24 x 24 24 3/8 x 24 3/8 22 $369.95
ADWT 30 x 30 30 3/8 x 30 3/8 32 $509.95
ADWT 30 x 48 30 3/8 x 48 3/8 44 $709.95

Williams Brothers Corporation
Corporate Office
1330 Progress Drive
Front Royal, Virginia 22630

Western Distribution Center
Reno Nevada 

Toll Free Phone 800 255-5515
Phone 540 636-4444
Toll Free Fax 800 822-5001
Fax 540 636-4455

Toll Free Phone 800 255-5515
Phone 540 636-4444
Toll Free Fax 800 822-5001
Fax 540 636-4455