• 80, 115 and 175-Gallon capacities
• Unique steel formulation with high temperature porcelain enamel maximizes corrosion resistance and results in a superior tank design
• Heavy duty magnesium anode rod(s) installed for longer life
• Rigid 2'' polyurethane foam insulation provides superior insulating qualities and results in reduced operating costs
• Our patented process of injecting foam into the insulating cavity adds additional durability and toughness to the baked enamel steel outer jacket
• Circulating line connections and hot outlet are 2'' NPT on the ST80 and ST120 and 2-1/2'' NPT on the ST175
• Other openings are provided for relief valve and temperature control. ST175 equipped with a hand-hole cleanout
• All commercial storage tank models are certified to ASME boiler and pressure vessel code standards
• Low lead compliant
• 5-Year limited tank warranty against tank leaks.

Commercial vertical storage tanks designed for applications that require large quantities of potable hot water in short periods of time