Caleffi 502243A Air Vent

Caleffi 502243A Air Vent is an automatic float-type air vent designed for heating systems and radiators. This brass-bodied unit with a 1/2 inch male-threaded inlet efficiently expels trapped air from hydronic circuits, reducing noise and helping maintain steady system temperatures. Rated up to 250°F and 150 PSI (60 PSI venting), it handles both air and water media, making it versatile for boilers and convectors. With an EPDM seal and brass mechanism stem, this vent delivers reliable performance and long service life. ISO 9001 and ICIM certifications ensure quality manufacturing.

• Inlet size: 1/2 inch
• Inlet connection: male threaded
• Body material: brass
• Temperature rating: up to 250°F
• Pressure rating: 150 PSI (60 PSI venting)
• Media handled: air and water
• Seal/Mechanism: EPDM seal with brass mechanism stem
• Applications: heating systems and radiators