Ariston Clas One 35FF EU Condensing Boiler

The Ariston Clas One 35FF condensing boiler is the new Ariston boiler with Per4mance System:

One condensing technology provides long-lasting and reliable performance to over time for everyday home comfort. Thanks to the new design of the exchanger, the section of the tube is increased, which ensures that the water circulates better to increase heating performance. Always like the first day, no matter how many years pass.

Constant heating performance, advanced control and total safety under any conditions thanks to the innovative ignition system. One condensing technology and thermoregulation accessories improve efficiency and performance, bringing them up to energy class A+.

With Ariston Net, a new generation of connectivity is created to easily configure, manage and control the system , achieving great annual energy savings, with a technician always available.

A unique set of intelligent and innovative functions achieve a stable temperature quickly, as well as easy customization to meet your every need of comfort.

Advantages and benefits

- Always connected with Ariston Net: a new generation of connectivity to easily configure, manage and control the system, achieving great annual energy savings, with a technician always available.

- Compatible with Cube S Net, Cube, Sensys Net, External Probe, Cube RF, RF receiver, wireless external probe 

- Total control for maximum comfort: a unique set of smart and innovative features to achieve a stable temperature quickly, as well as easy customization to meet your every comfort need. 

- Smart connectivity. the APP that turns your boiler into a smart device. 

- Wherever you are, always at your fingertips: never before has managing and controlling your boiler been so easy: now you can heat your home and have hot water as soon as you get home. 

- Save energy by using only what you need: the Ariston Clas One 35FF condensing boiler uses the energy of a more responsibly by controlling your consumption and more efficiently programming the use of your boiler. 

- A technician always by your side: thanks to the innovative monitoring system, the APP can notify you in should any problem occur with your system. By activating the remote diagnostic service, your official technical service can immediately resolve many problems without having to come to your home. 

- Warranty: 3 years on parts and 6 months on hand work and travel

Ariston quality always at home: 

- 100% GUARANTEED BY ARISTON:

All components have been developed to guarantee long-lasting performance and high efficiency: maximum guarantee, signed by Ariston.

- 100% VERIFIED AND TESTED:
All Ariston products have passed the most rigorous quality, efficiency and safety controls before reaching you. Our commitment: to obtain the best results.

- 100% MADE TO LAST:
High resistance materials, components and products developed to work in extreme conditions that guarantee the best results for longer.

New One range, PER4MANCE SYSTEM 

- XTRATECH exchanger. Hard heating: Thanks to the new design of the exchanger, the section of the tube is increased, which ensures that the water circulates better to increase heating performance. Always like the first day, no matter how many years pass.

- Absolute efficiency. Energy class A+: Thanks to the innovative ignition system, ONE condensing technology and thermoregulation accessories, efficiency, safety and performance are improved, raising them to energy class A+.

Technical characteristics of the Ariston Clas One 35FF EU condensing boiler:

- Model: 35 FF EU

- Type of gas: Natural

- Energy class: A/A

- Consumption profile: XXL

- Max./min. temperature. heating (high temp.): 82/35 °C

- Max./min. temperature. heating (low temp.): 45/20°C

- Max./min. Sanitary: 60/36°C

- Hot water flow (25ºC) l/min: 20 °C

- Max/min nominal power (heating): 31/5 Kw

- Max/min rated power (sanit.): 34.5/5 Kw

- Max/min useful power (heating): 30.2/4, 7Kw

- Max/min useful power (sanitary): 33.0/4.8 Kw

- Dimensions: 745 x 400 x 385mm

- Weight: 33.4 Kg

- 3 Years of guarantee

< b>For greater comfort, combine with Ariston Cube S-Net Control Unit for remote control via WIFI