A Better Way to Heat Water 

Product Details 

NAECAIII Compliant Water Heaters

GT-520 Gas Tankless (Outdoor)
Residential On-Demand
5-Year Parts    15-Year Tank
Reliability On-Demand, a complete line of tankless water heaters from American

  • Continuous Maximum Flow Rates up to 9.0 GPM
  • High Efficiency Condensing Technology
  • Primary Heat Exchanger is Constructed of HRS 35 Copper
  • Secondary Heat Exchanger is Made of Type 316L stainless Steel
  • ENERGY STAR® Qualified
  • Available in Natural Gas or Propane (LP)
  • Low NOx Emissions
  • Complies with Lead Plumbing Law

Download Spec Sheet
Download Installation Instructions