Side Wall Vent Systems, VH1 Series
VH1 Series Vent Hoods
VH1-Series Models: VH1-3, VH1-4, VH1-6, VH1-8, VH1-10
Specially designed to terminate Tjernlund Side Wall Vent Systems. They are also an approved method of terminating many horizontally vented appliances. Vent hoods feature heavy duty, corrosion resistant aluminum construction. Models VH1-3, 4 and 6 also have an additional heat shield for built in clearances from combustibles. Building exteriors are kept clean while the aesthetics of the structure remain undisturbed. All mounting hardware is included.
VH1 Series
Support Documents
Dimensions
Model | A (Diameter) | B | C | D | E | F | G | Rough-In Dimensions |
VH1-3 | 3” | 6 ¼” Square | 7 1/4” | 10” | 9” | 5 1/2″ | 7 3/4″ | 6 3/4” Square |
VH1-4 | 4” | 7 ½” Square | 7 1/8” | 13” | 8 5/8” | 7 3/8” | 11” | 8” Square |
VH1-6 | 6” | 8 ½” Square | 7 7/8” | 12” | 9 1/2″ | 10 1/2″ | 10” | 9” Diameter |
Dimensions

Model | A (Diameter) | B | C | D | E | Rough-In Dimensions |
VH1-8 | 8” | 16” | 7 3/4″ | 18 3/8” | 20” | 8 1/2″ Diameter |
VH1-10 | 10” | 16” | 7 3/4″ | 18 3/8” | 20” | 10 1/2″ Diameter |

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HS Series Models: HSJ, HS1, HS2
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HS3, 4, 5 Series Commercial Power Venters
Used for Sidewall venting commercial natural gas or LP fired equipment including: boilers, water heaters and unit heaters. All models feature the UC1 Universal Control and a diaphragm Fan Proving Switch safety interlock which will shut down heating equipment if a venting malfunction occurs.