F921® aboveground storage tanks are manufactured with a double‐wall steel design. Standard features include built‐in, testable, interstitial monitoring capability and impermeable secondary containment.
F921® meets UL 142, Standard for Steel Aboveground Tanks for Flammable and Combustible Liquids.

- 300 to 75,000 gallon capacity
- UL 142
- Double wall design offers integral, impermeable
secondary containment to meet EPA SPCC
requirements
- Primary storage tank and secondary containment
compatible with a wide range of fuels and chemical
- Steel construction allows for recycling
- Interstitial space can be monitored for leak
detection