21IZ3 are pneumatically actuated modular valves that come with:
- optimized flow path on modular body design for high flow rate
- optimized body design that reduces water hammer effects
(below seat versions)
- corrosion resistant body
- self positioning plug to ensure the best seal
- optical position indicator
- self adjusting stem packing for long service life
- freely selectable mounting orientation
- 360° adjustable actuator