Heavy duty high quality cast iron construction with stainless steel semi-nozzle, trim and disc.

Bolted bonnet design for easy maintenance.

Seats lapped to optical flatness.

Dual control rings offer easy adjustability for precision opening with minimum pre-open or simmer and exact blowdown control.

Heavy duty lift lever assembly.

All adjustments factory sealed to prevent tampering or disassembly.

Each valve tested and inspected for pressure setting and leakage.

Valves available National Board certified to ASME sections I, VIII and IV, and PED certified for non-hazardous gas.