top of page


  • UL 499: Electric Heating Appliances

  • UL 834: Heating, Water Supply, and Power Boilers – Electric

  • UL 353/ CSA C22.2: Standard for Limit Controls

  • NSF/ANSI 61: Drinking Water System Components – Health Effects

  • NSF/ANSI 372: Drinking Water System Components - Lead Content

  • 24 CFR 3280.604 of the Federal Manufactured Home Construction and Safety Standards

  • Buy American provisions of the American Recovery and Reinvestment Act of 2009




The SEISCO Tankless Water Heater is superior to any tankless product on the market.  Its testing and certifications go beyond the minimum standards acheived by competitive products

Tankless Water Heater
bottom of page