One of our most popular boilers. Suitable for most home sizes with excellent performance.
Your chosen boiler
Boiler installation and pipework materials
A horizontal flue kit
A full system flush to clean your system
A magnetic filter to keep your system clean
1 Wireless thermostat
Powerful 30kw heating output
Free wireless thermostat and magnetic filter included
Modern LCD display with easy to use interface
A rated effiency to help reduce energy bills
Heating outputup to 30 kilowatts
Flow rate12.4 litres per min.
Energy ratingA rated 89.6% efficiency
Dimensions H x W x D740 x 418 x 300mm
The Ultimate₃ combi boiler provides central heating and hot water without the need for a cylinder or tank to store water. The Ultimate₃ combi is available in a choice of 30kW and 35kW models making it suitable for a range of homes, and provides a high domestic hot water flow rate to ensure reliable performance for you and your family.