DAYTON Combination Louver Dampers
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E| Style | Model | Rough Opening Height | Rough Opening Width | Flange Width | Inside Width | Wall Opening Size | Outside Height | Outside Width | Intake Louver Outside Height | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 20UA20 | 12" | 12" | 1 1/2" | 9 3/4" | - | 11 1/2" | 14 1/2" | 14 1/2" | €549.04 | |
| B | 5NKH6 | 18" | 18" | 1 1/4" | 18" | 18" x 18" | 17 1/2" | 17 1/2" | 17 1/2" | €595.87 | |
| C | 20UC33 | 18" | 60" | 1 1/2" | 57 3/4" | - | 17 1/2" | 59 1/2" | 20 1/2" | €938.05 | |
| C | 20UC07 | 18" | 36" | 1 1/2" | 33 3/4" | - | 17 1/2" | 35 1/2" | 20 1/2" | €768.50 | |
| C | 20UC12 | 18" | 42" | 1 1/2" | 39 3/4" | - | 17 1/2" | 41 1/2" | 20 1/2" | €772.77 | |
| C | 20UA99 | 18" | 30" | 1 1/2" | 27 3/4" | - | 17 1/2" | 29 1/2" | 20 1/2" | €746.17 | |
| C | 20UA93 | 18" | 24" | 1 1/2" | 21 3/4" | - | 17 1/2" | 26 1/2" | 20 1/2" | €759.13 | |
| C | 20UC19 | 18" | 48" | 1 1/2" | 45 3/4" | - | 17 1/2" | 50 1/2" | 20 1/2" | €944.73 | |
| A | 20UA21 | 18" | 18" | 1 1/2" | 15 3/4" | - | 17 1/2" | 17 1/2" | 20 1/2" | €708.60 | |
| C | 20UC26 | 18" | 54" | 1 1/2" | 51 3/4" | - | 17 1/2" | 53 1/2" | 20 1/2" | €885.79 | |
| C | 20UC27 | 24" | 54" | 1 1/2" | 51 3/4" | - | 23 1/2" | 53 1/2" | 26 1/2" | €1,040.04 | |
| C | 20UC20 | 24" | 48" | 1 1/2" | 45 3/4" | - | 23 1/2" | 50 1/2" | 26 1/2" | €979.37 | |
| C | 20UC34 | 24" | 60" | 1 1/2" | 57 3/4" | - | 23 1/2" | 59 1/2" | 26 1/2" | €1,100.64 | |
| C | 20UC01 | 24" | 30" | 1 1/2" | 27 3/4" | - | 23 1/2" | 29 1/2" | 26 1/2" | €914.95 | |
| C | 20UC13 | 24" | 42" | 1 1/2" | 39 3/4" | - | 23 1/2" | 41 1/2" | 26 1/2" | €1,038.69 | |
| A | 20UA22 | 24" | 24" | 1 1/2" | 21 3/4" | - | 23 1/2" | 26 1/2" | 26 1/2" | €891.50 | |
| A | 20UA25 | 24" | 36" | 1 1/2" | 33 3/4" | - | 23 1/2" | 35 1/2" | 26 1/2" | €887.15 | |
| D | 5NKH7 | 24" | 24" | 1 1/4" | 21 3/4" | 24" x 24" | 23 1/2" | 23 1/2" | 23 1/2" | €735.73 | |
| C | 20UA86 | 24" | 18" | 1 1/2" | 17 1/2" | - | 23 1/2" | 17 1/2" | 26 1/2" | €806.84 | |
| C | 20UA92 | 24" | 18" | 1 1/2" | 15 3/4" | - | 23 1/2" | 17 1/2" | 62 1/2" | €2,221.17 | |
| B | 5NKH8 | 30" | 30" | 1 1/4" | 27 3/4" | 30" x 30" | 29 1/2" | 29 1/2" | 29 1/2" | €1,002.63 | |
| C | 20UC28 | 30" | 54" | 1 1/2" | 51 3/4" | - | 29 1/2" | 53 1/2" | 32 1/2" | €1,360.12 | |
| C | 20UA94 | 30" | 24" | 1 1/2" | 21 3/4" | - | 29 1/2" | 26 1/2" | 32 1/2" | €1,064.73 | |
| A | 20UA24 | 30" | 30" | 1 1/2" | 27 3/4" | - | 29 1/2" | 29 1/2" | 32 1/2" | €1,133.11 | |
| C | 20UC08 | 30" | 36" | 1 1/2" | 33 3/4" | - | 29 1/2" | 35 1/2" | 32 1/2" | €1,148.02 | |
| C | 20UA87 | 30" | 18" | 1 1/2" | 15 3/4" | - | 29 1/2" | 17 1/2" | 32 1/2" | €1,035.92 | |
| C | 20UC21 | 30" | 48" | 1 1/2" | 45 3/4" | - | 29 1/2" | 50 1/2" | 32 1/2" | €1,281.66 | |
| C | 20UC35 | 30" | 60" | 1 1/2" | 57 3/4" | - | 29 1/2" | 59 1/2" | 32 1/2" | €1,409.65 | |
| C | 20UC14 | 30" | 42" | 1 1/2" | 39 3/4" | - | 29 1/2" | 41 1/2" | 32 1/2" | €1,174.66 | |
| C | 20UA88 | 36" | 18" | 1 1/2" | 15 3/4" | - | 35 1/2" | 17 1/2" | 38 1/2" | €1,004.20 | |
| B | 5NKH9 | 36" | 36" | 1 1/4" | 33 3/4" | 36" x 36" | 35 1/2" | 35 1/2" | 35 1/2" | €1,109.90 | |
| A | 20UA26 | 36" | 36" | 1 1/2" | 33 3/4" | - | 35 1/2" | 35 1/2" | 38 1/2" | €1,229.73 | |
| C | 20UC36 | 36" | 60" | 1 1/2" | 57 3/4" | - | 35 1/2" | 59 1/2" | 38 1/2" | €1,637.46 | |
| C | 20UC15 | 36" | 42" | 1 1/2" | 39 3/4" | - | 35 1/2" | 41 1/2" | 38 1/2" | €1,337.51 | |
| A | 20UA23 | 36" | 24" | 1 1/2" | 21 3/4" | - | 35 1/2" | 26 1/2" | 38 1/2" | €1,125.77 | |
| A | 20UA29 | 36" | 48" | 1 1/2" | 45 3/4" | - | 35 1/2" | 50 1/2" | 38 1/2" | €1,450.74 | |
| C | 20UC02 | 36" | 30" | 1 1/2" | 27 3/4" | - | 35 1/2" | 29 1/2" | 38 1/2" | €1,261.10 | |
| C | 20UC29 | 36" | 54" | 1 1/2" | 51 3/4" | - | 35 1/2" | 53 1/2" | 38 1/2" | €1,694.44 | |
| C | 20UA89 | 42" | 18" | 1 1/2" | 15 3/4" | - | 41 1/2" | 17 1/2" | 44 1/2" | €1,530.76 | |
| C | 20UC30 | 42" | 54" | 1 1/2" | 51 3/4" | - | 41 1/2" | 53 1/2" | 44 1/2" | €1,943.29 | |
| C | 20UC03 | 42" | 30" | 1 1/2" | 27 3/4" | - | 41 1/2" | 29 1/2" | 44 1/2" | €1,521.98 | |
| C | 20UC37 | 42" | 60" | 1 1/2" | 57 3/4" | - | 41 1/2" | 59 1/2" | 44 1/2" | €2,047.81 | |
| C | 20UA95 | 42" | 24" | 1 1/2" | 21 3/4" | - | 41 1/2" | 26 1/2" | 44 1/2" | €1,654.42 | |
| C | 20UC23 | 42" | 48" | 1 1/2" | 45 3/4" | - | 41 1/2" | 50 1/2" | 44 1/2" | €1,800.86 | |
| C | 20UC09 | 42" | 36" | 1 1/2" | 33 3/4" | - | 41 1/2" | 35 1/2" | 44 1/2" | €1,696.38 | |
| B | 5NKJ0 | 42" | 42" | 1 1/4" | 39 3/4" | 42" x 42" | 41 1/2" | 41 1/2" | 41 1/2" | €1,493.56 | |
| E | 20UA28 | 42" | 42" | 1 1/2" | 39 3/4" | 42" x 24" | 41 1/2" | 41 1/2" | 44 1/2" | €1,721.37 | |
| C | 20UA96 | 48" | 24" | 1 1/2" | 21 3/4" | - | 47 1/2" | 26 1/2" | 50 1/2" | €1,728.01 | |
| C | 20UA90 | 48" | 18" | 1 1/2" | 15 3/4" | - | 47 1/2" | 17 1/2" | 50 1/2" | €1,657.71 | |
| B | 5NKJ1 | 48" | 48" | 1 1/4" | 45 3/4" | 48" x 48" | 47 1/2" | 47 1/2" | 47 1/2" | €1,807.46 | |
| A | 20UA30 | 48" | 48" | 1 1/2" | 45 3/4" | - | 47 1/2" | 50 1/2" | 50 1/2" | €1,954.11 | |
| C | 20UC04 | 48" | 30" | 1 1/2" | 27 3/4" | - | 47 1/2" | 29 1/2" | 50 1/2" | €1,739.28 | |
| C | 20UC31 | 48" | 54" | 1 1/2" | 51 3/4" | - | 47 1/2" | 53 1/2" | 50 1/2" | €2,091.68 | |
| A | 20UA27 | 48" | 36" | 1 1/2" | 33 3/4" | - | 47 1/2" | 35 1/2" | 50 1/2" | €1,752.71 | |
| C | 20UC16 | 48" | 42" | 1 1/2" | 39 3/4" | - | 47 1/2" | 41 1/2" | 50 1/2" | €1,809.64 | |
| C | 20UC38 | 48" | 60" | 1 1/2" | 57 3/4" | - | 47 1/2" | 59 1/2" | 50 1/2" | €2,204.74 | |
| C | 20UC05 | 54" | 30" | 1 1/2" | 27 3/4" | - | 53 1/2" | 29 1/2" | 56 1/2" | €2,278.67 | |
| C | 20UC17 | 54" | 42" | 1 1/2" | 39 3/4" | - | 53 1/2" | 41 1/2" | 56 1/2" | €2,310.47 | |
| C | 20UC10 | 54" | 36" | 1 1/2" | 33 3/4" | - | 53 1/2" | 35 1/2" | 56 1/2" | €2,302.15 | |
| C | 20UA91 | 54" | 18" | 1 1/2" | 15 3/4" | - | 53 1/2" | 17 1/2" | 56 1/2" | €2,103.26 | |
| C | 20UC24 | 54" | 48" | 1 1/2" | 45 3/4" | - | 53 1/2" | 50 1/2" | 56 1/2" | €2,515.97 |
Combination Louver Dampers
Dayton combination louvers are engineered to secure air intake and exhaust openings from rain and weather while offering superior air flow. These manually managed combination louver dampers feature mill finish, projected aluminium, drainable frame and 45 degree fixed louvers. They come with stable height adjustable width intake louvers that lock firmly into the frame to offer seamless finish and clean appearance. Choose from a range of these combination louver dampers, available in 3, 4, 6, 7, 9 and 10 blade variants.
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