Log In / Register
Basket
Free delivery on orders over £75 ex VAT
Earn points with My City Plumbing Rewards
Free click & collect from branches nationwide
Buy now, pay later interest free
Hover Over to Zoom In
Overview
Worcester Bosch Greenstar 4000 Combi Natural Gas Boiler 25 kW offers an attractive design, improved installation and excellent performance. ErP A-rated for energy efficiency and water heating efficiency, this 25 kW condensing combi boiler includes an intuitive display panel for ease of use.
- Ease of installation simple switch to previous Worcester i system models with pre-piping jig offering rear piping as standard
- Flexibility of siting provided by long flue lengths (up to 12 m with 60 mm/100 mm flues) and a 500 ml integrated condensate siphon to reduce the risk of freezing
- Wide modulation range designed to optimise efficiency when heating demand is low
- High-end design, quiet operation (up to 45 dB (A)) with an intuitive, long text and colour boiler display offering optional intelligent filling solutions
- 7 Years guarantee extended to 8 years when installed with any greenstar system filter
- Quiet operation from 42 dB (A)
- Modulates down to 3 kW central heating output (1:10)
- Compatible with our Greenstar intelligent filling system
- Intuitive full-colour long-text display
- 100 Percentage planet friendly packaging
Technical specification
Years Guaranteed7Width400 mmTypeGas Combi BoilerNoise Level45 dBMaximum Vertical Flue 125mm21 mMaximum Vertical Flue 100mm12 mMaximum Horizontal Flue 125mm21 mMaximum Horizontal Flue 100mm12 mIncludesBoiler OnlyHeight724 mmHeat Output25 kWFuel TypeNatural GasExternal or InternalInternalDepth310 mmDHW Output Min and Max3 kW to 24 kWDHW Output25 kWDHW Flow Rate at 35 Degree Rise10.2 l/minCH Condensing Max Output3 kW to 24 kWBoiler TypeCombiRange DescriptionWORCESTER 4000Manufacturer Model No7733600371Brand NameWorcester Bosch
Reviews
Help & Feedback
Chat With Us
Give Us Feedback