KEA SA having developed expertise in gas heating has chosen to work with the world's two leading natural gas boiler companies.

► ARISTON

► RIELLO

The choice of the two companies in question was made with the sole consideration of providing you with the best possible and comprehensive service, always with the aim of investing in an installation that will last over time.

Both ARISTON and RIELLO have their own technical service departments based in Thessaloniki, which means that access to spare materials and know-how is immediate, giving us the opportunity to serve you quickly.

Gas boilers are now all condensing and are divided into two main categories:

1. Indoor (for installation inside the house or boiler room)
2. Outdoor (for installation on the balcony)

Ariston HS Premium 24Kw – Fully Condensing Gas Boiler

► Features:

• With a yield of 108.3%

• Energy saving 35%

• Energy class in heating: Class A

• Energy class for domestic hot water production: Class A

• With a new LCD screen, designed for maximum user convenience, since it displays the full operation of the boiler.

• With a new internal layout, completely redesigned, with reduced noise operation and reduced maintenance costs.

Riello start condens 25 – Full Condensation Gas Boiler

► Features:

• With 108% performance

• Regulation of the temperature in relation to the environment (CTR Self-regulation and energy saving).

• High performance low energy consumption circulator (IEE ≤ 0.20).

• The end user can always have accurate information about the operation of the boiler with the help of LED indicators and the digital display

• Antifreeze protection (up to -3°C)

• Compliant with European Directive 2009/125/CE ensuring low operating costs

• Low emissions.

Riello residence INOX 25 – Wall Mounted Gas Condensing Boiler

Riello residence INOX 25 – Wall Mounted Gas Condensing Boiler

► Features:

• Performed as 109%

• Stainless steel combustion chamber.

• Low Nox emissions (class 6)

• New unit shell design with excellent soundproofing protection for quiet operation (< 50 db).

• High pressure circulator, variable speed, (Grundfos 15-60).

• Antifreeze protection (Up to -15°C)

• Easy management of the Boiler through the Control Panel

• Possibility of external installation due to the high protection IPX5D.

• Digital and Analog pressure measurement system to protect against lack of water.

• Expansion Tanks (9 lit)

Ariston Genus Premium evo ext – Wall Mounted Gas Condensing Boiler

► Features:

• With condensing technology, Genus Premium EVO Ext gives you 35% savings on your gas bill.

• The fully proportional pump which allows 30% economy in electrical consumption compared to a conventional pump.

• Adjustment of the boiler operation according to the outside temperature.

• Detects the lack of water and restores its pressure.

• Very easy and convenient to use, thanks to the Sensys system.

• The Comfort mode gives instant hot water.

• High fidelity and very long life cycle.