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Radiant R1K 55
Radiant · R1K 55
Radiant R1K 55 appears in the U.S. EPA ENERGY STAR "Certified Boilers" dataset, which lists products whose manufacturers have certified them to the program's specification (record 2401461, certified 2022-09-14). EPA publishes these rated values for the listing: Product type Boiler; Fuel type Natural Gas,Propane Gas; AFUE (%) 96; Can integrate hot water heating Yes. 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.
✓ Verified 2026-10-03
Specs on this page were checked against ENERGY STAR Certified Boilers (data.energystar.gov/d/6rww-hpns) on 2026-10-03.
Specifications
| AFUE (%) | 96 |
| Fuel type | Natural Gas,Propane Gas |
| Product type | Boiler |
| Can integrate hot water heating | Yes |
Certifications & Standards
ENERGY STAR 2401461 Certified residential boiler, 2022-09-14
Sustainability
No sustainability metrics on file for this product.