Hi Dave
It was a combi before on a fully pumped system, microbore with manifolds but the pipes he has replaced i.e. dining room, living room and hall are now 10mm
Please help! I had a new Vokera HE36 Unica fitted 1st week in March and I've had problems since. Water has been fine but only upstairs radiators got anywhere near hot. Fitter has been back 4 times and said it must be pipes so after some discussion he changed the downstairs pipes but to no avail...
:x We had Vokera Unica HE36 fitted 3 weeks ago and have had problems with radiators ever since. Upstairs are very hot downstairs are cold. The heating installer has been back 4 times and it only lasts 2 days before going off again. He told us it was the pipework and so has changed 3 lots of...