Potterton Sirius three FS 90 floor standing boiler 90kW

Product code: S12440

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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