Greenstar 4000

Built On All The Tried, Tested And Much-Loved Features Of The Greenstar I, The Greenstar 4000 Is Instantly Familiar And Yet Totally Transformed In Appearance, Performance And Installer Plus Points.
With Outputs Of 25 And 30kW, And Flow Rates Up To 12.3 L/Min (35°C), We’ve Raised The Bar With The Speed And Ease Of Installation, Commissioning And Servicing, Alongside Improvements In Efficiency And Control.
Encompassing Features From Our Range-Topping 8000 Style, Informed By Insights From Installers And Featuring Real Advances In Siting Flexibility, It Takes What Was The Nation’s Favourite Boiler And Makes It Even Better.
Our Entire Gas Boiler Range Is Able To Run On A 20% Hydrogen Blend – So Your Customer Can Be Confident It Will Run On Gas For It’s Lifetime.