Available with 10 year finance
Efficiency
Power
Warranty
Built on all the tried, tested and much-loved features of the Greenstar i, the Greenstar 4000 is instantly familiar and yet totally transformed.
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How does iHeat work?
Is my price fixed, no hidden charges?
Where is iHeat based?
How soon can iHeat install my boiler?
Does iHeat install radiators?
How much does a new boiler cost?
What Does kW mean?
How do I know which boiler is right for me?
Which iHeat boilers are hydrogen ready?
What is a Combi boiler?
What's a representative finance example?
What time will the installer come?
Will materials arrive with the installer?
Will you dispose of my old boiler?
Does iHeat offer a Power flush?
Will my install require scaffolding?
Do I need to activate my warranty?
What does my warranty cover?
How do I top up my boiler?
Does the price include fitting/installation?
How do I get an iHeat quote?
Does iHeat carry out on site surveys?
What brands does iHeat stock?
Does iHeat sell electric/oil boilers?
Are iHeat’s prices fixed?
What is a flue?
Which iHeat boilers are compact?
Are your installers Gas Safe registered?
How does the finance work?
Which iHeat boilers are 0% finance?
Do I need to be present during the installation?
How long does installation take?
What do I need to do prior to my Install?
What is the difference between a Power Flush and a Chemical Flush?
Does iHeat subcontract engineers?
Who carries out my annual service?
Who do I contact if I have a problem?
Choose from a range of top boilers selected for your home
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