PeteStop® Pipe Plugs for Pressurized Valve Replacement or Repair
For most size, pressure, chemical, and temperature requirements
Quickly Stop Flow for Valve Replacement Without Depressurizing Your Pipeline!
Replace or repair valves in record time with Petersen’s PeteStop® Inflatable Line Stop System or Petersen Mechanical Plugging System. These innovative solutions insert a plug through the valve being serviced safely blocking pressurized flow and eliminating costly depressurization.
Key Advantages:
- Faster – Connect system directly to the plug or pipeline for rapid setup.
- Lower Time & Labor Costs – No pipeline depressurization required.
- Handles Challenging Pipe Conditions – Works with heavy corrosion, out-of-round pipe, weld beads, and more.
- Ideal for Tight Spaces – Designed for limited access work areas.
- Versatile Plug Types Available – Double block & bleed, centered, off-center, side, flow stop, and high-pressure applications.
- Reusable – Durable systems built for repeated use.
Contact our engineers to create a solution for your unique requirements.
Insert Inflatable Plug Through the Valve, Strongback Anchor
Insert Mechanical Plug Through the Valve, Strongback Anchor
Insert Mechanical Gripper Plug Through the Valve, Plug Gripper Anchor
Inflatable with Strongback
Inflatable with Strongback
Mechanical with Strongback
Annular Seals, Inflatable and Mechanical 
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Duct Balloons, Grout Bags, Bladders 
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Packers Carriers, Relining Inflatable 
PeteStop® Inflatable Line Stop Pipe Plugs to block Pressurized Pipelines 
PeteStop® Line Stop Systems, Components & Tools 
Pipe Plugs - Inflatable All Types 
Pipe Plugs - Mechanical All Types 
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Pipe Plugs, Multi-Flex® Chemical Resistant 
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