can this combi boiler have a horizontal flu? if so could you give me a price please, and can the central heating side of the boiler be blanked off for future use. thanks nigel

Yes the Vokera Easi-Heat i 25c combi boiler is compatible with horizontal and vertical flue options.

The link below is for the Vokera Easi-Heat i 25c combi boiler quick-list pack which lists the compatible accessories helping to make sure you can order the correct parts to go with the boiler.