| Blade Angle (Deg.) | 45 |
| Flange Width (In.) | 2 in |
| For Use With | Intake or Exhaust Applications |
| Includes | Bird Screen and Screen Fasteners |
| Inside Height (In.) | 18 in |
| Intake Louver Inside Width | 18 in to 24 in |
| Intake Louver Outside Height | 22 in |
| Item | Intake Louver |
| Louver Free Area | 0.730 to 0.980 sq ft |
| Louver Item | Stationary Intake Louver |
| Louver Material | 3003 Aluminum |
| Louver Max. Exhaust | 1,500 CFM |
| Louver Max. Intake | 1,050 CFM |
| Louver Type | Adjustable Width, Fixed Height |
| Max. Velocity (FPM) | 3,000 fpm |
| Min. Wall Opening (In.) | 18 H x 18 W |
| Mounting Hole Size (In.) | 9/32 x 1/2 |
| Number of Blades | 2 |
| Outside Width (In.) | 22 to 28 |