Caleffi Solar - 250 Automatic Air Vent (250041A)

Caleffi Solar - 250 Automatic Air Vent (250041A)

Your Price CAD:$38.24
Part Number:XAA504
The Caleffi Solar - 250 Automatic Air Vent 250041A is used in the closed circuits of solar heating systems. It allows 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.

The Caleffi Solar - 250 Automatic Air Vent 250041A is used in conjunction with The Caleffi Solar - Air Vent Isolation Valve - NA29284.
Technical specifications:

Materials: 
Body: brass chrome plated 
Cover: brass chrome plated 
Control spindle: stainless steel 
Float: high resistance polymer 
Seals: EPDM 
Medium: water, glycol solutions 
Max. Percentage of glycol: 50% 
Working temperature range: -20 to 360ºF (-30 to 180ºC) 
Max. Working pressure: 150 psi (10 bar) 
Max. discharge pressure: 75 psi (5 bar) 
Connection: 1/2 M NPT

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