Watts DUOVENT-NPT 1/8 Air Vent, Brass, FNPT

The Watts DUOVENT-NPT 1/8 is a 1/8" brass air vent. It features a brass body. Rated to 150 psi and 33°F to 240°F.

This 1/8 inch high capacity air vent includes a manual vent feature and 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 female NPT connection, brass cover, air vent with silicone rubber seal, shutter, polyethylene float with valve plug, automatic vent with black cap, and manual vent with red cap. It has a high capacity and high temperature rating and is ideal for use with glycol systems or for use as an anti-vacuum device. It can be disassembled for inspection and cleaning. The maximum pressure is 150 psi (10 bar).

Features

• Includes manual air vent feature
• Air vent with silicon rubber seal
• Float is high temperature resistant polyethylene
• Suitable for use with glycol systems

Common Questions

What is it designed for?

It is intended for hydronic heating service.

Specifications

• Size: 1/8"
• Inlet Size: 1/8"
• Outlet Size: 1/8"
• Connection: FNPT
• Connection Gender: Female
• Body Material: Brass
• Max Pressure (psi): 150
• Application: Hydronic Heating
• Pack Quantity: 72
• Country of Origin: Italy
• Warranty: 1 Year Limited
• MPN: DUOVENT-NPT 1/8
• Temperature: 33°F to 240°F
• Lead-Free: No
• Component Role: Air Vent