Amtrol 701-30 Air Vent

Amtrol 701-30 Air Vent is a float-type air vent designed for heating systems. Featuring a 1/4 inch inlet, it installs quickly on standard piping and delivers reliable air removal to keep hydronic loops flowing smoothly. This air vent helps prevent air locks in boilers and radiant heating configurations, improving system efficiency and long-term performance.

Engineered for steady operation, the Amtrol 701-30 is ideal for residential and light commercial heating applications where minimizing trapped air matters. The compact inline design fits tight spaces and works with existing fittings, making retrofit or new installations straightforward.

• Float-type air vent for consistent air removal
• Inlet size 1/4 inch supports easy installation on standard piping
• Suitable for heating systems, including boilers and hydronic circuits
• Compact inline form factor for flexible mounting