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Stainless steel range

Solid and dependable Potterton Commercial Stainless Steel boilers are designed for maximum combustion performance and energy efficiency.

Available in outputs from 50kW to 525kW, and offering up 660kW in cascade, they are suitable for all types and sizes of commercial and residential buildings.

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Sirius two WH

Light wall-hung, stainless steel condensing boiler

Output50kW-110kW

Dry weight40kg-93kg

Flue connection size80/125 - 110/160

CascadeUp to 660kW

5 YEAR WARRANTY*

View product documentationMore about the Sirius<br>two WH

Sirius two FS 50kW - 110kW

Compact floor-standing, stainless steel condensing boiler

Output50kW-110kW

Dry weight60kg-109kg

Flue connection size80/125 - 110/160

CascadeUp to 440kW

5 YEAR WARRANTY*

View product documentationMore about the Sirius two FS 50kW - 110kW

Sirius FS 400kW and 525kW

Floor-standing, stainless steel condensing boiler

Output440kW/525kW

Dry weight359kg/ 424kg

Flue connection size180

5 YEAR WARRANTY*

View product documentationMore about the Sirius FS 400kW and 525kW

Sirius WH cascade

Compact and modular framework

OutputUp to 660kW

Size2 - 6 boilers

View product documentationMore about the Sirius WH cascade
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