I answered this question this morning, but as it hasn't come up yet (4.45pm) I'm assuming I did something wrong.
The boiler is a Potterton Performa 28.
Hi there This is a problem that has got worse over months and now it's driving me mad. The water to our bath tap does not run hot any more. At one time if we turned the tap so it wasn't quite on full the water would be hot. More recently the tap needed to be turned to drizzling for the water to be h...