Twin-Tyred Flexible Isolation Plug

Pipe ID Range: 4″ to 48″
Max Differential Pressure: 3-5 Bar.g
Test Fluid: Water or Nitrogen
By-pass / Purge function: Yes
Pipe Orientation: Any
Negotiate bends: Yes
Means of installation/Removal: Mechanical means (Push/Pull)
Means of activating: Hydraulic (Water)

The Multi Plug or Twin-Tyred Flexible Isolation Plug’s main function is to provide a double block & bleed (DB&B™) isolation with by-pass or inert gas purge function during welding. This tool will provide the user with the possibility for weld isolation past bends due to the flexible by-pass connection hose.

Contact for this product is:


Peter Bjørnsen: Department Manager Field Service - IK Norway
T: +47 51 44 32 09     eMail:

Kenneth Olaf Rosén: Department Manager AOGV & Pipe Intervention - IK Norway
T: +47 992 79 828     eMail:

Kjetil Aamodt: Principal Engineer AOGV & Pipe Intervention - IK Norway
T: +47 948 06 755     eMail: