Combi Boilers
A combi boiler (or combination boiler) is perfect for providing reliable central heating and powerful hot water to your home without the need for a cylinder. And with Navien’s latest combi boiler technology, in all our gas boilers, they are now suited to larger properties, providing hot water to up to three showers simultaneously without any loss of comfort.
Choose from our class-leading NCB700 ON, which is the perfect combi boiler for all sizes of homes, the superb NCB500 ON all-rounder which comfortably fits within a cupboard, or our entry models, NCB300 and NCB-CE.
NCB700 ON Gas Condensing
Combi Boiler
42kW, 54kW
NCB500 ON Gas Condensing
Combi Boiler
32kW, 37kW, 41kW
NCB300 Gas Condensing
Combi Boiler
28kW, 37kW, 41kW
12 Year Warranty
All Navien boilers are engineered for long term high performance. If a boiler is serviced regularly and breaks down within the warranty period, it’s our responsibility to repair or replace it. So all of our boilers come with a hassle-free guarantee of up to 12 years, which includes the repair and ongoing support of your product.
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