Provides outstanding heating performance in a 25kW model, and is best suited to homes with high hot water demands.
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
Free wireless thermostat and magnetic filter included
Modern LCD display with easy-to-use interface
Kitchen cupboard fit dimensions
A 10 year guarantee for peace of mind
Heating outputup to 25 kilowatts
Energy ratingA rated 89.6% efficiency
Dimensions H x W x D600 x 375 x 280mm
The Glow-worm Ultimate standard boiler provides outstanding heating performance in a 25kW model, and is best suited to homes with high hot water demands, where a hot water storage cylinder and a cold water tank are already installed. Being both lightweight and very compact, this boiler can easily be installed within a kitchen cupboard if required.