Features

• Extra high capacity for industrial, commercial and residential low pressure steam heating boilers.
• Cast iron body with bronze nozzle, disc and guide.
• Large seat area/guide area ratio and disc pivot design ensures optimum performance.
• Seats are lapped for optimum performance.
• Reversible lift lever for ‘pull-up’ or ‘pull-down’ manual testing.
• All adjustments factory sealed to prevent tampering or disassembly.
• Tested and inspected for pressure setting and leakage.