Because the HydroNext 5600S is a "watertight" (estanco) model, it uses a sealed combustion chamber, making it safe for both indoor and outdoor installation.
The Junkers Hydronext 5600S is a condensing boiler that utilizes a stainless steel heat exchanger to achieve high efficiency and low emissions. Its compact design and wall-mounted installation make it suitable for residential and small commercial applications. The boiler is equipped with a built-in control unit, which allows for easy operation and monitoring. junkers hydronext 5600s manual