2277 Harbor Bay Pkwy | Alameda, CA 94502 | 888.880.VENT | www.zephyronline.com
DEC12.0101
- Vertical Duct Application
- Foam Seal for Damper Closure
AB C D E
6”
7”
8”
6” 6” 2-7/8”2-7/8” 1/4”
7”
7” 3-
1/4”
3-
1/4”
1/2”
8”
8”
3-
5/8”
3-
5/8”
3/4”
AK00029
AK00049
AK00069
MODEL
DUCT
SIZE
DIMENSIONS
BACK DRAFT DAMPE
FEATURES
3/4 View
Side View
A
B
E
DC
- Galvanized (G-90)
- NOT FOR USE WITH DRYER
VENT APPLICATIONS
Side View
C
B
A
A
B
C
7x6”
8x6”
8x7”
1-3/4”
1-
3/4”
5”
4-
3/4”
4-
1/4”
10x8”
5”
- Tapered for Best Air Flow
- Galvanized (G-90)
1-
3/4”
1-
3/4”
1-
3/4”
1-
3/4”
1-3/4”
1-
3/4”
TAPERED REDUCER
FEATURES
AK00039
AK00037
AK00035
AK00040
MODEL
DUCT
SIZE
DIMENSIONS
R
round damper to prevent return-air from entering kitchen
Reduces round duct size
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