QU'EST-CE QUE TU CHERCHES?
Choosing the right isolation type is critical for safety, performance, and cost control in industrial systems.
GEKO trunnion mounted ball valves are available in DBB, DIB-1, and DIB-2 configurations to match different operating conditions.
Visual Diagram – How Each Valve Works
DBB (Double Block & Bleed)
👉 Best for: Standard applications with cost priority
DIB-1 (Full Double Isolation)
👉 Best for: High-risk, high-pressure critical systems
DIB-2 (Hybrid Design)
👉 Best for: Balanced safety and cost
Quick Comparison Table
| Feature | DBB | DIB-1 | DIB-2 |
|---|---|---|---|
| Isolation Level | Medium | Highest | High |
| Sealing Type | SPE + SPE | DPE + DPE | DPE + SPE |
| Bidirectional Isolation | Limited | Full | Partial |
| Pressure Relief | Automatic (both sides) | External required | Automatic (one side) |
| Installation Direction | Free | Free | Directional |
| Cost | Low | High | Medium |
Typical Applications
Oil & Gas Pipelines
👉 Recommended: GEKO DIB-1
Petrochemical & Refinery
👉 Recommended: GEKO DIB-2
General Industrial Systems
👉 Recommended: GEKO DBB
How to Choose the Right Valve
Step 1 – Flow Direction
Step 2 – Safety Requirement
Step 3 – Pressure Relief
Step 4 – Budget & Installation
Why Choose GEKO Ball Valves
Call to Action
Not sure which valve fits your project?
Contact GEKO today for a custom selection and quotation.
E-mail
: info@geko-union.com
E-mail
: info@geko-valves.de
E-mail
: tw@geko-union.com
E-mail
: nl@geko-union.com
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