This Resideo Automatic Air Vent offers extra protection to keep heating and non-heating systems operating efficiently. It comes with a removable float/valve assembly for easy servicing. Internal parts are made of corrosion-and chemical-resistant materials. Operates quietly and efficiently, purging air trapped in closed hot or cold water systems.

• Integrated shut-off facility
• Expanding discs to prevent leakage
• Integrated vacuum break
• Cleaning and replacement of seal and inner components can be carried out without draining the system