Gas boiler questions
Frequently asked questions
- Common winter boiler enquiries
- What does the 'SE', 'D5' code or slow flashing blue light mean on my Greenstar CDi?
- What do the two flashing circles in the display mean?
- Does the Greenstar Plume Diverter kit fit onto the non-telescopic condensing flue?
- How can I locate crossed pipework on my newly installed Greenstar boiler?
- Does an external condensate pipe have to be insulated?
- How do I size the gas pipework?
- How should a condensate pipe be installed?