| Max. Width** |
22'" |
24' |
| Max. Height** |
22' |
24' |
| Max. Sq. Footage |
324 sq. ft. |
324 sq. ft. |
| Material |
Galvanized or Stainless Steel |
Galvanized or Stainless Steel |
| Curtain Material |
3" insulated galvanized steel flat slats (#34 profile) 22-gauge steel front / 24-gauge steel backer |
Interlocking roll-formed slats with alternate slats fitted with metal end-locks/ wind-locks |
| Max Steel Gauge |
22 |
18 |
| Operation |
Chain hoist or Motor |
Lift-up |
| Mounting |
Face mount angle-in or angle-out; between jambs |
Structural steel, drywall over wood stud jamb, drywall over 16-gauge steel stud jamb |
| Counter Balance |
Helical springs, oil tempered, iron barrel plugs for anchoring springs to shaft and pipe; 20,000 cycle |
Helical springs, oil tempered, iron barrel plugs for anchoring springs to shaft and pipe; 20,000 cycle |
| Hood |
24-gauge galvanized steel /stainless steel round hood |
24-gauge galvanized steel /stainless steel round hood |
| Bottom Bar |
Galvanized steel double angle with weatherstrip and insulation |
Two equal angles
Thickness- 0.121" min to stiffen curtain |
| Brackets |
3/16" or 1/4" steel plates with sealed ball bearings, painted factory black |
3/16" or 1/4" steel plates with sealed ball bearings, painted factory black |
| Release Mechanism |
No |
Yes |
| Slat Profiles |
No. 2, No. 4, No. 14, No. 17 |
No. 34 |
| R-value* (optional) |
5.0 |
No |
| Wind Load (optional) |
Yes*** |
Yes*** |