Congratulations! Your promo code PROMOCODE will be automatically applied when you check out – enjoy.
Sorry, I’m out of stock
For help finding something similar, just give us a call on 0871 971 0771, or we can email you if it comes back into stock »
The stylish Italian Designed Ariston Clas ONE 38kW Natural Gas/ LPG Condensing Combination Boiler comes with a host of high-end features including the new Stainless Steel Xtratech™ heat exchanger which is able to perform better and more efficiently than ever before and with a unique AUTO function - used to optimise the efficiency of the boiler and heating system.
Lightweight and easy to install, the new boiler also has all connections in the same places – enabling an easy retrofit in place of an existing Ariston boiler.
Boiler Pack comes complete with £100 worth of Free Accessories
FREE Ariston Standard Horizontal Flue Kit (3318073) and LPG Conversion kit
What stands out
HI-TECH, HI-COMFORT
The top of the range Clas ONE is the latest generation of Ariston Thermo's condensing combi gas/ LPG boilers, offering heat management with smart connectivity right out of the box and patented stainless steel XtraTech™ heat exchanger. This brand new flagship comes Boiler Plus ready and with a massive 8-year warranty.XTRATECH STAINLESS STEEL HEAT EXCHANGER
Stainless steel heat exchangers are exceptionally robust and operate well in a wide range of pH values, providing resistance to corrosion.
142% wider waterways with increased efficiency
Wider pipes allow water to pass through the heat exchanger more effectively, with less risk of blockages from debris. This extra width also allows hot water to pass through the heat exchanger quicker.
Better transfer of heat
The enhanced single coil heat exchanger is robust and highly efficient, thanks to an improved condensing surface and increased hydraulic performance. This also allows for constant water speeds and a reduced chance of blockages, ensuring a long lifespan.
A Gas Safe registered engineer must be used to install this appliance. We would advise checking the installers licence number against the Gas Safe Register.