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4. Can I Put My Oil Tank Inside a Garage?

Yes, but it is highly regulated. Because an indoor leak creates a massive fire hazard and traps toxic fumes, an indoor tank cannot simply sit in the corner of your garage. Under OFTEC rules, an indoor oil tank must be completely self-contained within a 60-minute fire-rated chamber.

Used vs. New Bunded Oil Tanks: Is Buying Second-Hand Worth the Risk?

Replacing an aging fuel storage system is a significant capital expense. When faced with quotes for a brand-new setup, it is incredibly tempting to browse online marketplaces for used bunded oil tanks. At first glance, a second-hand tank listed for a fraction of the retail price seems like a smart business decision.

How to Perform a Monthly Tank Inspection (The Ultimate 2026 Checklist)?

Whether you are managing a 10,000-liter commercial diesel depot or a residential heating oil tank, installing the tank is only half the legal battle. Keeping it compliant requires constant vigilance.

1. How Does Water Get into a Bunded Tank?

A bunded tank is designed to keep fuel in, but if not properly maintained, it can easily let water in. The three most common culprits are: Condensation (The Silent Enemy): This is the most frequent cause. As outdoor temperatures rise and fall between day and night, the air inside the empty space of your tank heats up and cools down. This causes moisture to form on the inner walls, which drips down into the fuel.

1. What is the Bunded Tank 110% Rule?

By definition, a bunded tank features a primary inner tank (which holds the fuel) surrounded by an outer secondary containment barrier (the bund). The 110% Rule states that this outer secondary containment system must be legally capable of holding at least 110% of the maximum capacity of the inner tank.