The HydroGuard® System is the most dependable storage system available. At the core of this package is the trusted CSI double-wall tank and our contractor friendly double-wall tank sumps with built-in FRP reservoirs. The package also comes with an optional deadman anchoring system, creating a complete underground storage solution.


Interactive HydroGuard® System brochure, Click Here.


Hydrostatic pressure in the annular space of the tank and tank sump walls provide an amazingly sensitive and reliable means of monitoring for leaks 24 hours a day, 7 days a week. In addition to leak monitoring capabilities, the HydroGuard® System provides 360° secondary containment of critical piping components.


To see animations of how the monitoring system works, follow these links:


The HydroGuard® System was designed to exceed the regulations and storage requirements of any location and comes with our 30-year structural and corrosion limited warranty. Choosing a HydroGuard® tank system is the best protection for your investment.


CSI is proud to introduce the HydroGuard® Single-Sump System!

Now, the most reliable, hydrostatically monitored, underground system is available with a single-sump!


The HydroGuard® Single-Sump System provides the same safety and security as the Multi-Sump System, but with one, double-wall, hydrostatically monitored turbine sump, eliminating the 3-year sump testing Federal Regulation requirement..


Standard Features of the Multi-Sump and Single-Sump Systems:


  • UL-Listed Double-Wall Tank
  • Hydrostatically Monitored Tank and Tank Sump(s)
  • Double-Wall FRP Construction Tank Sump(s)
  • FRP Couplings
  • Watertight Tank Sump Lid
  • Primary Tank Openings and Critical Tank Top Equipment Accessibility
  • Enchanced HydroGuard® Limited Warranty


Typical HydroGuard® Multi-Sump System

Click on the illustration for more details.

Typical HydroGuard® Single-Sump System

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For product literature, specifications, drawings, and installation instructions Click Here


For more information on product compatibility Click Here

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