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  • Watts 1/2 in. Brass MPT Vacuum-Relief Valve
  • Watts 1/2 in. Brass MPT Vacuum-Relief Valve
  • Watts 1/2 in. Brass MPT Vacuum-Relief Valve
  • Watts 1/2 in. Brass MPT Vacuum-Relief Valve
  • Watts 1/2 in. Brass MPT Vacuum-Relief Valve

Watts 1/2 in. Brass MPT Vacuum-Relief Valve

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This lead free vacuum relief valve is suitable for low pressure steam and water service, and is ideal for use in domestic water heaters and supply tanks. This valve automatically allows air to enter into the piping system to prevent vacuum conditions that could siphon water from the system and damage water equipment. It features NPT male inlet connection, is low profile for easy installation, and has a protective cap.