Maintenance Solutions

Heat exchanger plugging

Heat Exchanger Plugging

The Pop-A-Plug® Tube Plugging System allows rapid preparation and plugging for heat exchanger, condenser and boiler tubes!


EST Group can pride itself on the following realizations with Pop-A-Plug®:

  • Recognized worldwide as a best practice repair method by power, oil and petrochemical companies including: ExxonMobil, Shell, Dow, LyondellBasell, Exelon, EDF, Aramco, SABIC, BASF and the US Navy
  • Certified by TUV Rheinland
  • Recommended by ASME (PCC-2, Article 3.12). Contact us for a copy!
  • Compliant with several QA Systems, including: ANSI N45.2, 10 CFR 50 App. B, and 10 CFR 21


Simple hydraulic installation significantly reduces turnaround/down time


Pressure rated to 7,000 psi (480 Bar)


Identified as an approved tube plugging method in ASME PCC-2 – Article 3.12


Provides helium leak tight seal to 1×10 -6 cc/sec


Our Saudi based plugging service team is available 24/7


Plugs can be easily removed for re-tubing