ARISTON
Ariston is global leader in advanced water heating and thermal comfort solutions, deliveringsustainable and energy-efficient systems for residential, commercial, and industrial applications. Its products are defined by long-lasting performance, intelligent temperature control, and iconic Italian design, ensuring reliable hot water supply, reduced energy consumption, and enhanced everyday comfort for millions of users worldwide.
Products
KAIROS THERMO GR-2
KAIROS THERMO CF-3
- Natural circulation solar system for production of domestic hot water
- Selective surface treatment grant 95% absorbtion and only 5% reflection
- Safety valve
- Available in single or double collector configuration
- Safety valve
- New heat exchanger with 3x* performance
- Selective surface treatment grant 95% absorbtion and only 5% reflection
- Robust structure in aluminum
- Fast, easy and risk-free installation with "inster and click" connection
- Refined design
- Solar keymark certification on entire system
- Safety valve
- Made in Italy
- New heat exchanger with 3x* performance
- Selective surface treatment grant 95% absorbtion and only 5% reflection
- Robust structure in aluminum
- Fast, easy and risk-free installation with "inster and click" connection
- Refined design
- Solar keymark certification on entire system
- Safety valve
- Made in Italy
Who is Ariston and what makes the brand trusted worldwide?
Ariston is a global expert in water heating solutions with over 90 years of history and a presence in more than 140 countries. Known for high energy efficiency, enduring quality, and iconic Italian design, Ariston delivers sustainable comfort to millions of homes every day.
What is the KAIROS THERMO GR-2 solar water heating system?
The KAIROS THERMO GR-2 is a natural circulation solar system designed for domestic hot water production. It features selective surface treatment that achieves 95% absorption and only 5% reflection, ensuring high thermal efficiency. The system is available in single or double collector configurations and includes a built-in safety valve.
What are the key features of the KAIROS THERMO CF-3 system?
The KAIROS THERMO CF-3 is equipped with a new high-performance heat exchanger offering up to three times improved performance. It features a robust aluminum structure, refined Italian design, and selective surface treatment for maximum efficiency. The system allows fast, easy, and risk-free installation using the “insert and click” connection method.
What certifications and safety features do these systems include?
Both KAIROS THERMO systems include integrated safety valves to ensure safe operation. The CF-3 model is fully Solar Keymark certified, confirming compliance with international quality and performance standards. All systems are Made in Italy, reflecting Ariston’s commitment to precision engineering and quality.

