• Weld-free Galvanized steel outer tank capable of holding 110% of the primary tank
• Seamless high-density polyethylene inner tank
• Highly visible optical leak alarm
• 55% lighter than a 12 ga steel tank with a larger storage capacity
• Corrosion resistant steel filling system with external 2" thread, allowing for an even level in each tank when installed in groups
• Burner feeding system consisting of a fusible link valve and check valve incorporated with supply and return port when using the optional Roth suction assembly
• Cover for outside use
• Wide handles on each end facilitates transport and handling
• Removable base facilitates access to tight spaces and offers greater stability
• Compact and economical design
• The only tank on the market with no fittings below the oil line
• Unique expansion system ensures increase storage capacity and faster, easier fill-ups
• Completely sealed, every one of our tanks is pressure tested and meets exacting quality control standards
• Better than industry average warranty of 10 years insurance

roth 620l