Some UST regulations require all components of the UST system to be "product tight" and be periodically tested for tightness. Studies funded by the state of California determined between 25% and 50% of underground tank sumps were leaking. If your tank sump(s) require upgrading, consider using CSI Field Service technicians on your next job. Our technicians are experienced in the field of FRP and carry proper OSHA training for confined space entry.
If your tank sump(s) require upgrading from a non-sealed model to a watertight and testable model, the procedure is simple and effective:
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