| Model: | IL80 | 
| Filter: | IL80 | 
| Minimum Size: | 12" x 18" | 
| Maximum Size: | 48" x 96" | 
| Frame Depth: | 8" Deep | 
| Frame Material: | .125" Thick Extruded Aluminum 6063-T5 Alloy Head/Sill
 .080" Thick
 Extruded Aluminum 6063-T5 Alloy Jambs
 | 
| Blade Material: | .24" Thickess at edges reducing to .063" Thickness at midpoint
 Extruded Aluminum 6063-T5 Alloy
 | 
| Blade Orientation: | Vertical | 
| Blade Type: | Double Chevron Design | 
| Blade Angle: | N/A | 
| Continuous Line: | No | 
| Face: | Full Width Sill, Blades and Head Contained in Jambs | 
| Screen Options: | None as Standard | 
| Presure Tolerance: | 120± PSF | 
| Free Area: | 27.56% (4.41 ft2 for 48" x 48") | 
| Air Preformance: | 0.65 in. w.g. at 1250 fpm and 9667 scfm |