GripTight® Test & Isolation Plug Product Line
Safe, Effective Solutions for Rapid Pipe Testing and Repairs.

EST Group offers a complete line of Hydrostatic Pressure Test and Pipeline Isolation Plugs for pressure testing pipework, pipelines and pressure vessels. GripTight® Test Plugs – for high pressure hydrostatic testing of open end pipe, piping systems, tubing and pressure vessels. Safe and effective at working pressures to 15000 PsiG (1034 BarG). Pipe OD and ID sealing solutions available. GripTight® Isolation Plugs – positively isolate pipe end hot work from potentially explosive upstream vapors; then weld and test the flange to pipe connection all with one tool.
• Test Open End Pipes, Pipelines, Tubes and Pressure Vessels
• Perform Flange-To-Pipe Weld Testing
• Isolate and Test Pipe Connections

GripTight MAX®
Significantly increase the range of pipe materials that can be tested at higher pressures. Highly effective for testing high pressure steam systems, high alloy hardened pipe materials, and down hole/well-head piping. Also effective for testing non-metallic materials including Fiberglass Reinforced Plastic (FRP) and Glass
Reinforced Epoxy (GRP).

Features & Benefits
• Test pressures to 15000 PsiG (1034 BarG)
• Size range 3/8” to 48” (DN10-DN1200) – larger sizes available
• Safe & reliable testing at higher pressures
• Saves up to 80% in testing time vs. welded-on end cap testing procedures
• Patented dual-serrated gripper design provides more gripping points on inside pipe surfaces
• Facilitates testing in accordance with ASME PCC-2 and ASME Boiler and Pressure Vessel Codes