just moved in to my new house and the shower is luke warm only improvement is when the bathroom cold tap is turned on during shower and even then its just warm not hot?please help i cant stand another cold shower... :(
Check HW thermostat on boiler is turned up.Usually top knob on Valliants.If hot water is ok at other taps sounds like shower valve is faulty or requires adjusting.
Tomparis
May 2009
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