Comprising four combi models, with outputs from 28 and 40kW, the NCB-CE A-rated gas condensing boilers deliver outstanding ErP efficiencies from a standalone unit. In addition to low NOx emissions (class 6), all NCB gas Combi boilers are water resistant to an IPX5 rating offering peace of mind, while each unit is easy to handle for simple, fast and cost-effective installation.
10 year parts and labour warranty for complete peace of mind
Stainless steel heat exchangers for optimum durability and long term efficiencies
Front touch panel gives you useful information on LPM, supply/return water temperatures and etc
Turndown ratio of 10:1
Extended venting up to 21M allowing flexible installation
LPG Compatible - LPG conversion kit included
IPX5 rating provides protection from any water leaks
Water resistant PCB
ErP water heating efficiency A rating at XL PROFILE
NOx classification Class 6
Technical specification
ERP (Energy Efficiency)NWidth43.52mmTypeBoiler Packs - Gas CombiToilet Cistern CapacityFTW--Height43.52mmHeat Output40 kWFuel TypeNatural GasERP RatingNot ApplicableBoiler TypeCombiSupplier Part NumberNavienPk2Brand NameNavien
Reviews
Navien 40kW Combi Boiler with Horizontal Flue NCB 40