The Potterton Sirius Three 50 floor standing condensing boiler is suitable for a whole range of projects of varying sizes requiring up to 440kW. With modulation ratios of up to 9:8, a reliable stainless steel heat exchanger and the lowest NOx rating available, this unit is ErP A-rated for energy efficiency and offers a gross seasonal efficiency of up to 97.5%. Extremely compact, with castors attached to the bottom, this boiler makes installation easy in any location.
Special Price
£4,778.23
£3,981.86
Regular Price
£5,206.80
£4,339.00
In stock
W-S12438