Watts Automatic Vent Valve, 1/8 in. Male NPT Connection, Brass Body, Silicone Rubber Seal

Item # 443630 | Watts Part # 0590715 | UPC Code 098268373622 | UNSPSC Code 40141606
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Product Overview

This 1/8 in. automatic air vent valve is used in commercial and residential hydronic heating applications to provide automatic air venting for hot or cold water distribution systems. It consists of a brass body construction with male NPT connection, brass cover, air vent with silicone rubber seal, polyethylene float with valve plug, and automatic vent. It has a high temperature rating and is ideal for use with glycol systems or for use as an anti-vacuum device. It can also be installed to permit the separation and dispersal of air while fluid is circulating in the system. It can be disassembled for inspection and cleaning. The maximum pressure is 150 psi (10 BAR).

  • Body and cover are brass construction
  • Air vent with silicon rubber seal
  • Float is high temperature resistant polyethylene
  • Suitable for use with glycol systems
  • Can be disassembled for inspection and cleaning
  • Provides automatic air venting for hot or cold water distribution systems
  • Purge air that may be in the water system
  • Minimum working pressure is 1.45 psi
  • Maximum working pressure is 150 psi
  • Temperature range is 33 to 240 degree F

Proposition 65 Information

Prop65 Warning Icon WARNING: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Documentation

Specifications

Color
Brass
Factory Set Pressure (PSI)
1.45 - 150
Finish Family
Bronze/Copper Metallic
Inlet Connection Size
0.125 in.
Manufacturer Warranty
1 Year
Material
Brass
Product Depth (in.)
2.75
Product Height (in.)
1.75
Product Weight (lb.)
0.35
Product Width (in.)
1.75

Warranty

1 Year