1/2" Automatic Air Vent with Check Valve | Sealed Heating Systems

Keeping a sealed heating system free of trapped air is straightforward with the right components. The 1/2" Automatic Air Vent with Check Valve purges air pockets automatically as they form, protecting circulation efficiency without any manual bleeding. The built-in check valve is the detail that makes it especially practical: it means the vent can be serviced or swapped out without draining the system down first.

Key Features

• 1/2" automatic air vent for sealed heating systems
• Integrated check valve for easier servicing without system drain-down
• Automatically removes trapped air from the system
• Reduces the risk of air locks and circulation problems
• Suitable for use during system fill and ongoing operation

Typical Applications

Suitable for sealed central heating systems, heating pipework and closed-loop water heating systems where automatic air removal is required.

Technical Specifications