Noritz NRCB180-NG Indoor Direct Vent Combination Boiler (Standard Vent Convertible) with Built-In Pump max 180,000 Btuh DHW 9.8 gpm 100,000 Btuh SPACE HEATING unit_type_Disconnect Switch this piece easy to install

this piece easy to install and known for its tight seals

Its weatherized heavy duty construction of ¼ inch mild steel is maintenance-free and withstands any season

Automatic overheat protection system

this compact and simple solution can provide additional comfort to spaces where other solutions may not be viable

Noritz NRCB180-NG Indoor Direct Vent Combination Boiler (Standard Vent Convertible) with Built-In Pump max 180,000 Btuh DHW 9.8 gpm 100,000 Btuh SPACE HEATING unit_type_Disconnect Switch this piece easy to installNoritz NRCB180 Residential Condensing Gas Combination Boiler The NRCB180 Residential Combination Boiler allows for simultaneous residential domestic hot water and space heating, and performs at a 95% AFUE ( Annual Fuel Utilization Efficiency). Its fuel‐ saving performance allows the NRCB to meet "Energy Star Most Efficient" standards. The NRCB180DV has a maximum gas input Btuh of 180,000 for hot water and 100,000 Btuh for space