COMBI-TECH SERIES R2K 55 – Condensing Combi Instantaneous Boiler

Industry leading 96% AFUE rating!
Condensing wall hung combi/ tankless boiler
Revolutionary Combi-Tech® stainless steel heat exchanger
Hydronic heating and on-demand Hot water in one package
10-1 modulation – low Nox emissions
187,667 BTU/h
DHW flow rate – 7.11 GPM @ 54°F rise (5 GPM @ 77°F rise)
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 up to 60’ per vent run (120’ TOTAL)
Intelligence meets simplicity – service friendly design
Anti-freeze function protection
Valve pack
Available in natural gas or propane
Wifi compatible
Made in Italy