Open bonnet design suitable for steam, air, and non-poisonous gases.

Provides full lift at set pressure.

Metal-to-metal lapped seat ensuring optical flatness and zero leakage.

Manufactured in accordance with ASME Boiler & Pressure Vessel Code, Section III & Section VIII Division I.

Soft seat option available for low-temperature and critical applications.

Flange dimensions conform to ANSI B16.5 standard.