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

Toll Free: 800-255-5515

Toll Free: 800-255-5515

WB AL 4000 Series Aluminum Access Door (Insulated)

This lightweight, insulated, all aluminum access door is ideal for exterior applications, and also those specific interior applications where corrosion or moisture is a concern. Access to large openings in walls and ceilings is made easy. The aluminum door panel is lined with 3/4" polystyrene insulation.

Construction Specifications:

Door: .045 Aluminum
Trim: .045 Aluminum, 1-5/16" wide
Finish: Mill finish
Latches: Flush, aluminum cam latch (opens with spanner head screwdriver)
Hinge: Concealed continuous piano type
Insulation: 3/4" polystyrene insulation, with 3.8 R-Value at 75° F mean temperature
Gasket: Weather resistant neoprene gasket all 4 sides
Application: Walls & ceilings

OPTIONS
• Long lock from Wind Lock
• Special Sizes - available on request


Click on CAD File icon below to access CAD drawings plus 3D and BIM models. (Note: Requires one-time registration at www.caddetails.com)

Model No. Door Size Wall Opening Cam Latch Shipping Wt Lbs. CAD Files
AL 4000 8 x 8 8 1/2 x 8 1/2 1 2
AL 4000 10 x 10 10 1/2 x 10 1/2 1 3
AL 4000 12 x 12 12 1/2 x 12 1/2 1 4
AL 4000 14 x 14 14 1/2 x 14 1/2 1 5
AL 4000 16 x 16 16 1/2 x 16 1/2 1 6
AL 4000 18 x 18 18 1/2 x 18 1/2 1 7
AL 4000 24 x 24 24 1/2 x 24 1/2 1 9
AL 4000 24 x 36 24 1/2 x 36 1/2 1 12
AL 4000 24 x 48 24 1/2 x 48 1/2 2 16
AL 4000 30 x 30 30 1/2 x 30 1/2 2 12
AL 4000 36 x 36 36 1/2 x 36 1/2 2 16
AL 4000 36 x 48 36 1/2 x 48 1/2 2 21
AL 4000 48 x 48 48 1/2 x 48 1/2 4 27
AL 4000 60 x 48 60 1/2 x 48 1/2 4 34
AL 4000 72 x 48 72 1/2 x 48 1/2 4 40

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

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