Double Block & Bleed Valves

The Dublok Concept
Range & Applications
Piping Class DBB Valves
Instrument Class DBB Valves
Subsea Valves
Materials of Construction
Valve Head Types
End Connection Options

Introduction: Double Block and Bleed Valves

The Dublok range of integral (one piece body) and modular (split body) single and double block & bleed valves are available in a wide variety of pressure classes, materials and valve type configurations including ball, gate, globe, needle and check (or any combination of these types).

Designed and manufactured with safety as the highest priority Dublok valves provide strength, longevity and proven reliability combined with a high level of flexibility.