hi all,looking for a bit of advice,we have a old central heating hot water boiler and are looking to change the boiler for a new one more suited to our property,we have 7 rooms 7 radiators and a towel radiator.i understand there will be the need for pipework alterations ,boiler relocation etc.what type of boiler should i be looking at,price etc and what sort of dayrate labour charge would this entail.the system we have is indirect with an hot water cylinder,any help appreciated.