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Description
The Hoffman 79 Straight Water Main Vent Valve is designed for hot, cold, or glycol water mains in process applications with specific gravity greater than 0.7. With a pneumatic bell for discharging moisture, it has a built-in check valve, 1/2-inch NPT female and 3/4-inch male straight shank. Removable top is tapped for 1/8-inch NPT safety drain connection.

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Manuals (1)
Specs
Application:
Main Vent
Size:
1/2" x 3/4"
Type:
Built-In Check
System Type:
Hydronic (Water)
Max Pressure:
200 psig (Hydrostatic)
Max Operating Pressure:
75 psig
Mount:
Straight
Adjustability:
Non-Adjustable
Material:
Cast Brass
Body Pattern:
Straight
Thread Type:
Female
Male
Temperature Range (F):
140°F - 250°F
Min Temp (F):
140°F
Thread Size:
3/4"
1/2"
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