Greenstar CDi Classic gas boilers are our top of the range combi boilers, as they offer the widest choice of features. These include the ability to control both the hot water and central heating temperatures, providing the ultimate in performance, economy and user convenience.
An important feature of Greenstar CDi Classic combi boilers is that they condense in both heating and hot water modes, resulting in greater efficiency and fuel savings.
The CDi also has a feature to make system re-pressurisation simple when your system needs refilling. There is also a new, low energy, pump which saves you money on electricity. The CDi also has a feature where the condensate liquid is emptied down the boiler in larger amounts which prevents problems of freezing in extreme temperatures.
The higher outputs of Greenstar CDi boilers can be suitable for larger properties with more than one bathroom.
5 year guarantee (with extra padding)5 year boiler guarantee as standard (terms and conditions apply).
10 year guarantee on primary heat exchanger.
Central heating output: 30kW
Domestic hot water flow rate: 17.2 litres per minute at 35 degree temperature rise (provided adequate mains water pressure is available)
Designed operational flow rate 15 litres per minutes at 40 degree temperature rise.
The ErP Directive is a new EU regulation designed to drive improvements in the efficiency of heating and hot water products. Most boilers will fall within the A band, meaning they achieve more than 90% seasonal efficiency, while renewable technologies such as heat pumps will likely be in the A+ or A++ bands.EST registered This boiler is registered with the Energy Saving Trust.