ProLine® XE Tankless Condensing

State tankless condensing water heaters are ENERGY STAR® qualified and available in natural gas or propane. Backed by long-term warranties for residential and commercial use, condensing tankless water heaters are our most energy-efficient tankless option providing on-demand hot water. Learn More

ProLine® XE Tankless Non-Condensing

With ground breaking designs and stronger components, State non-condensing tankless water heaters are durable and long-lasting. When it comes to non-condensing tankless water heaters, you can count on the expertise and innovation of State. Learn More