This compact, wall hung designed boiler can be easily installed as a retro-fit to traditional less efficient boilers. Our Zen series can deliver whole-home heating and domestic hot water.

Zen is the new 100% Rinnai domestic condensing boiler, with Wi-Fi thermostat supplied as standard. Thanks to the “My Rinnai” APP, monitoring and using the boiler is very easy: all it takes is a click to set the temperature, control consumption and change programming for unexpected plan changes, such as last-minute evenings with friends. Highly-performing on any type of heating system, range rated and full condensing, Zen is the perfect Rinnai solution for domestic comfort. Small in size but big in terms of performance, Zen is easy to install and ensures low environmental impact.

Installation Wall Hung Indoor/Outdoor
Height 660mm
Width 440mm
Depth 285mm
Weight 33kg
Exhaust system Forced Flue
Ignition method Electronic
Gas consumption 5.8kW – 24.5kW
Domestic Hot water delivery capacity 13.5 l/min raised 25°C
Domestic Hot Water Temperature range 35°C-60°C
Min operating water flow DHW 2.0 L/min
Nominal operating pressure DHW 0.7-10 bar
Central Heating Temperature Range (flow temp.control / room temp.control) 50°C-80°C / 5°C-40°C
Central Heating Nominal operating pressure 1bar (Max 3bar)
Electrical Supply 230 AC 50Hz 1ph
Electrical consumption (CH/DHW) 83/85 Watts