Valves
EnPro Double Block & Bleed (DBB) Needle Valve
Valves
EnPro Double Block & Bleed (DBB) Needle Valve
A precision needle valve designed for use with instrumentation equipment. It can control, isolate, measure, calibrate, equalise, drain, or vent the pressure of gases and liquids.
Why it matters
Provides safe and reliable isolation during maintenance or calibration, minimising leakage risk and ensuring measurement integrity.

Product features
- Blow-out proof stem for safety
- Tested at design pressure for reliability
- Fully rebuildable for long service life
- Rolled stem threads for durability
- Soft seated design for bubble tight shutoff
Options
- Wide range of materials
- Multiple sizes and connections
- Various sealing styles and stem types
- Handle varieties available
- Relief or burst disc options
- Various thread specifications
Need help specifying the right valves?
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