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Main product image of 78, 3/4" Straight Water Main Air Valve
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78, 3/4" Straight Water Main Air Valve

Brand:
Hoffman
SKU:
401485
Rating:
(3)
Q&A:
(0)
78, 3/4" Straight Water Main Air Valve
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$285.21 each
In Stock
In Stock
Get 208 Wed, Jul 30
Free Shipping This item ships free
Easy Returns No restocking fee for 90 days

Product Highlights

Product Highlight: Size
3/4"
Product Highlight: System Type
Hydronic (Water)
Product Highlight: Max Pressure
450 psig (Hydrostatic)
Product Highlight: Mount
Straight
Product Highlight: Material
Cast Brass
Product Highlight: Body Pattern
Straight

Description

  • For use on high pressure hot or cold water or glycol
    mains and process applications with specific gravity
    greater than 0.7
  • Cast brass body
  • Tapped at top for 1⁄8" NPT safety drain connection for
    discharging moisture
  • Body unscrews for easy cleaning
  • Built-in Check Valve
  • 3⁄4" NPT straight shank
  • Maximum operating pressure 150 psig (10.3 bar)(Drop away pressure - maximum pressure against which the vent can open).
  • Maximum hydrostatic pressure 450 psig (31.1 bar)
  • Maximum temperature 250°F (121°C)

Specs

Application:

Main Vent

Size:

3/4"

Type:

Built-In Check

System Type:

Hydronic (Water)

Max Pressure:

450 psig (Hydrostatic)

Max Operating Pressure:

150 psig

Mount:

Straight

Adjustability:

Non-Adjustable

Material:

Cast Brass

Body Pattern:

Straight

Thread Type:

Male

Min Temp (F):

140°F

Temperature Range (F):

140°F - 250°F

Thread Size:

3/4"

Contact

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Product Reviews

4.67 out of 3 reviews
100% would recommend this product
4.67
out of 3 Reviews
100% would recommend this product
WRITE A REVIEW
5 star
67%
4 star
33%
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Showing 1-3 of 3 reviews

kind of expensive

we use on our communal well. kind of expensive but last longer than most air eliminator valves
Dale
Gilroy, CA
5 years ago
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One stop shop

Awesome Parts's and costumer service Fast delivery
Partshead
Valencia ca
6 years ago
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#78 Air vent

Worked great, easy to install
Supreme Service
WI
8 years ago
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