Skip to content
Available for IOS and Android
R1K 55 Condensing Heating Boiler
Industry leading 96% AFUE rating!
Condensing wall hung heating boiler
Revolutionary stainless steel heat exchanger
DHW ready with built in diverter valve and pre wired controls to add an indirect tank
10-1 modulation – low Nox emissions
Cascade able design – up to 6 boilers ( R1K 55)
Circulator pump, expansion tank, and air bleeders are built-in
Digitech® user friendly interface c/w outdoor rest
2” PVC, CPVC, and Polypropylene vent capable * 65’ per vent run (130’ TOTAL) view addition venting options and information below – downloadable PDF.
Intelligence meets simplicity – service friendly design
Anti-freeze function protection
Available in natural gas or propane
Made in Italy
Allowable Vent Lengths
Radiant came into being in year 1959, when our founder Mr. Walter Battisti set-up this company meant, at that time, for the assembly of the heavy oil pressure jet burners.
905 265 1527
Subscribe to our Newsletter!
© Copyright 2022 | All Rights Reserved
Radiant North America.