Model Comparison
  501-21 * 501-23 * 501-25 501-30 501-42
Windload 21 PSF 24 PSF 25 PSF 30 PSF 42 PSF
Guides 16 GA .057 16 GA .057 18 GA .048 16 GA .057 14 GA .070
Curtain 28 GA .018 28 GA .018 28 GA .018 28 GA .018 28 GA .018
Maximum
W x H		 8'8" x 10' 8' x 10' 6' x 10' 8'8"x 10' 10'x10'
Windlocks None None None UHMW Nylon UHMW Nylon
* Not Florida certified
Installation Requirements
Door Height Minimum
Sideroom		 Minimum
Headroom
Hand Operated - Pull Rope
Up to 8' 4.5" 16"
Up to 10' 4.5" 17"

Model 501 Wind Load

Our versatile Model 501 door is engineered to meet various windload ratings. Our model numbers carry windload ratings listed in pounds per square foot of pressure (PSF).

Creating a wind-resistant door involves several changes to the door design. The changes can be any of the following or a combination of changes.

Available Options