Sirius three is our most comprehensive range yet of 15 wall-hung and floor-standing boilers. From major public sector projects, to high-end development, Sirius three has got you covered.
Our Sirius three has one of the lowest NOx ratings on the market, is ErP compliant, highly-efficient and performs to the highest of standards.
With modulation ratios up to 9:1 every boiler delivers flexible, controllable power.
The Sirius three range includes the following products:
With a uniquely broad range of options from 50-250kW, there’s an efficient boiler for every installation; all covered by our 5-year warranty*.
*see terms and conditions