![]()
The Greenstar Si combi boilers are our mid-range appliances.
They’re suitable for apartments and small to medium sized 1 bathroom properties.
You can control both the hot water and central heating temperatures on a Greenstar Si boiler. There is also a range of optional controls available, offering you further comfort and flexibility.
Central heating output: 24kW
Domestic hot water flow rate: 10.2 litres per minute at 35 degree temperature rise (provided adequate mains water pressure is available)
The Greenstar 25Si is 90.1% efficient and is in the highest possible official efficiency category, SEDBUK band ‘A‘
This item is usually despatched within 10-14 working days*
Have You Found This Cheaper? Please Let Us Know Here
*Subject to availability from suppliers