Navien NCB300 28kW Combi Boiler, Std Flue & Adey Micro 1 Filter undersink Its dual glass build

Its dual glass build

Flexible and convenient charging with extended cable length

One-person installation: Lightweight 25kg design with minimal space requirements

Sold individually

Shows current setpoint and local temperature at all times

Navien NCB300 28kW Combi Boiler, Std Flue & Adey Micro 1 Filter undersink Its dual glass buildThe Navien NCB300 28K is a wall hung, room sealed gas condensing combi boiler rated at 28kW, supplied here complete with the Navien 1000mm Standard Horizontal Flue Kit (GXXX002208) and an Adey MagnaClean Micro 1 Filter (FL1 03 07129). Navien's entry level combi model shares its core componentry with the larger NCB300 500 700 range, including dual stainless steel heat exchangers for long term durability and a 6: 1 turndown ratio for smooth modulation.