CaleffiNA29284 – Air Vent Shut-Off – 1/2″ MNPT

Automatic air vents are used in the closed circuits of solar heating systems. They allow air contained in the fluid to be released automatically during the filling process, through a valve operated by a float in contact with fluid in the system. The shut-off valves are used in combination with the automatic air vents to isolate them after filling the circuit of solar heating systems. These series of products have been specially made to work at high temperatures with a glycol medium.

Features

• Chrome plated brass body and ball
• PTFE Seals
• Medium: water, glycol solutions
• Max Percentage of Glycol: 50%
• Working temperature range: -20 to 360 degrees F
• Max Working Pressure: 150 psi (10 bar)
• Connection: 1/2″ F x 1/2″ M NPT

HCAL123461