NCB‑H Condensing High‑Efficiency Combi‑Boiler

• Smart controls LCD display, quick dial wheel & Setup Wizard

• Advanced stainless steel dual heat exchangers

• 15:1 DHW and up to 5.5:1 heating TDR

• Field convertible gas system (NG/LP) up to 10,100 ft.

• Capable of cascading up to 15 NPE water heaters

• Capable of common venting up to 7 NPE water heaters

• Built-in 3 zone pumps and 3 zone valves powered connections

• 2” venting up to 65' and 3” venting up to 150'