The Endura line of condensing hydronic boilers is the latest addition to Fulton’s product offerings for the commercial heating market. Offered in sizes 1.5 million Btu/hr. (EDR-1500) and 2 million Btu/hr. (EDR-2000), the Endura is a vertical firetube-design boiler with a compact footprint. It features a high-quality, duplex stainless-steel three-pass heat exchanger with enhanced fireside surfaces and offers less than 20 ppm (parts per million) NOx emissions, full input with 4” wc incoming natural gas pressure, 120V single-phase power supply and up to 8:1 turndown.

It has been Air-Conditioning, Heating, and Refrigeration Institute-certified at 93.5% efficiency for the EDR-1500 and 93.7% efficiency for the EDR-2000. The Endura boiler is equipped with a color touchscreen display with extensive capabilities, including building management system communication and integrated sequencing for up to eight boilers.

Endura’s design provides simple installation, serviceability and maintenance, including removable latched panels and flexible arrangements for installation. There are no minimum water temperature requirements, dedicated circulator pumps, flow switches or temperature controls valves required.