RIELLO STEEL PRO 300

RIELLO STEEL PRO 300 appears in the U.S. EPA ENERGY STAR "Certified Commercial Boilers" dataset, which lists products whose manufacturers have certified them to the program's specification (record 3417682, certified 2024-03-01). EPA publishes these rated values for the listing: Full load input rate Btu hr 1024; Reported thermal efficiency TE 96.10; Turndown ratio 10.00; Control type Multi-stage; Application Indoor. The listing records ENERGY STAR certification and the rated values the manufacturer reported to EPA. It is not a determination that any building, installation or design complies with a code.