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THI Range THI C 1-10/2-13/17/5-25 THI DC THI 10-50 C THI 10-100 C & CS THI 2-17/5-25 DC DUO ZEM Merite Range ZEM 2-17/5-25C ZEM 5-25 B120 (DUO)
ZEM 5-25 B120
The B120 is a combined appliance using the two technologies of our condensing boilers and fast recovery hot water tanks all in one packaged unit. Hot water performance makes it ideal for the modern home with a recovery rate of only 12 minutes from 10°C to 60°C and providing a specific flow rate of 21 litres per minute.

Our simple control kit wires back to the boiler microprocessor making installation and use easy. All boilers can be connected to our unique cascade flue systems.
5-25kW
Height 1725mm
Width 600mm
Depth 643mm
Gas connection 1in
Heating connection 1in
Hot and Cold connections 3/4in
Condense connection 32mm
Weight 141Kg
Max Efficiency 109.3%
Heating output 5-25kW
Gas NG and LPG
Flue Connection 60/100mm
Hot water recovery 12 min
Hot water flow rate 21 l/min