Potterton Sirius three FS 90 floor standing boiler 90kW

Product Description

The Potterton Sirius Three 90 floor standing condensing boiler is suitable for a whole range of projects of varying sizes requiring up to 440kW or 1WM as part of a cascade system. This unit offers modulation ratios of up to 9:8, has a reliable stainless steel heat exchanger and boasts the lowest NOx rating available. It's also ErP A-rated for energy efficiency and offers a gross seasonal efficiency of up to 97.5%. Extremely compact and fitted with castors for easy roll-in, this boiler makes installation straightforward.

Product Features

• Lowest NOx ratings on the market
• Modulation ratios up to 9:8
• Lightweight stainless steel heat exchanger
• Gross seasonal efficiency up to 97.5%
• Very compact design with castors on the bottom of larger output boiler
• Particularly suited to replacement projects in large domestic and small commercial properties
• For applications up to 440W
• Cascade output up to 1MW
• 5 Years warranty

• Potterton_SS_Boiler_Range_Guide
• Potterton_Sirius_three_FS_Technical
• Potterton_Sirius3_FS_50-110_Install