Compact low-mass water heater with 87% AFUE efficiency saves customers as much or more than the leading cast iron boilers, AT HALF THE SIZE!

• Economical: Some consumers have experienced fuel savings of up to 50%!
• No costly storage of hot water when it is not needed…Cold start capabilities!
• Stainless steel heat exchanger!
• 87.1% efficient!
• Proven trouble-free performance
• Safe: ETL and CETL home and mobile home approved
• Direct vent or chimney vent!
• Small, compact size
• 77 lb. weight allows one person installation
• Limited 10 YEAR WARRANTY                               

The Toyotomi/Oil Miser water heaters are on-demand, which means there is no costly storage of hot water until it is needed. Like all Toyotomi products they are safe and reliable.