Xylem-Bell & Gossett 113222 Model 97 1/8" NPT Automatic Air Vent

The Xylem-Bell & Gossett 113222 Model 97 Automatic Air Vent is designed to efficiently remove air from hydronic heating and cooling systems. This compact air eliminator features a 1/8" NPT male threaded connection for easy installation in tight spaces where air accumulation can cause system inefficiency and noise.

Key Features:

• Automatic operation eliminates air pockets without manual intervention
• 1/8" NPT male threaded connection for versatile mounting options
• Maximum working pressure of 150 PSI for reliable performance
• Temperature rating up to 240°F for use in high-temperature applications
• Compact Model 97 design ideal for residential and light commercial systems
• Durable brass construction ensures long service life

This automatic air vent continuously monitors system pressure and releases trapped air while preventing water loss, helping maintain optimal system efficiency and preventing air-related issues such as noise, corrosion, and reduced heat transfer. The Model 97 is commonly installed at high points in piping systems, above radiators, or on air separation tanks.