Raypak introduces its all new XFyre Modulating, Condensing Boiler, sizes 300 to 850 mbtu. Efficiency 94% thermal at full fire, up to 99% part load. Indoor/Outdoor construction standard. Certified for PVC, CPVC, and SS venting. SS heat exchanger w/ASME H Stamp. Indoor combustible clearance requirement is zero, except access.

Top water connections and 9.5-sq-ft footprint minimize space requirements. Design includes DSI ignition, fuel air synchronization, soft start and 5:1 modulation. Digital Operating Controls plus 0-10 VDC input from BMS. An easily read LCD Status Display, full diagnostics, and fault memory, and California LoNOx certification further enhance this new Raypak offering.