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| Item | Combination Louver Damper |
|---|---|
| Adjustable Blades | Yes |
| Blade Angle | 45° |
| Blade Type | Drainable |
| Finish | Mill |
| Flange Width | 1 1/2" |
| Frame Height | 17 1/2" |
| Frame Type | Flanged |
| Frame Width | 17 1/2" |
| Free Area | 0.7 sq. ft. |
| Includes | Bird Screen |
| Inside Height | 16 1/2" |
| Inside Width | 15 3/4" |
| Intake Louver Inside Width | 15" |
| Intake Louver Outside Height | 20 1/2" |
| Intake Or Exhaust Application | Exhaust, Intake |
| Louver Item | Combination Louver Damper |
|---|---|
| Louver Material | Extruded Aluminum |
| Louver Max. Intake | 779 CFM |
| Louver Maximum Intake | 779 CFM |
| Louver Type | Combination |
| Material | Aluminum |
| Maximum Air Velocity | 3000 FPM |
| Maximum Exhaust | 1114 CFM |
| Maximum Intake | 779 CFM |
| Number Of Blades | 3 |
| Outside Height | 17 1/2" |
| Outside Width | 17 1/2" , 20 1/2" |
| Point Of Water Penetration | 1118 FPM |
| Rough Opening Height | 18" |
| Rough Opening Width | 18" |
| Country Of Origin | US |
|---|
| Weight (kg) | 7.092 |
|---|
| Style | Model | Rough Opening Height | Rough Opening Width | Free Area | Max. Intake | Max. Exhaust | Number Of Blades | Flange Width | Inside Height | Price (ex. VAT) | Cart |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 5NKH6 | 18" | 18" | 0.521 sq. ft. | 438 CFM | 625 CFM | 3 | 1 1/4" | 12" | $624.66 | |
| B | 5NKH7 | 24" | 24" | 1.3 sq. ft. | 1005 CFM | 1444 CFM | 4 | 1 1/4" | 22 1/2" | $771.25 | |
| A | 5NKH8 | 30" | 30" | 2.2 sq. ft. | 1724 CFM | 2475 CFM | 6 | 1 1/4" | 28 1/2" | $1,051.08 | |
| A | 5NKH9 | 36" | 36" | 3.7 sq. ft. | 2406 CFM | 3781 CFM | 7 | 1 1/4" | 34 1/2" | $1,163.49 | |
| A | 5NKJ0 | 42" | 42" | 5 sq. ft. | 3413 CFM | 4875 CFM | 9 | 1 1/4" | 40 1/2" | $1,565.71 | |
| A | 5NKJ1 | 48" | 48" | 7.2 sq. ft. | 5027 CFM | 7219 CFM | 10 | 1 1/4" | 46 1/2" | $1,894.78 | |
| C | 20UA20 | 12" | 12" | 0.2 sq. ft. | - | - | 2 | 1 1/2" | 10 1/2" | $541.71 |
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