im new here and think this is a great forum
anyways, could someone please offer there advice, i would really appreciate it
i have a ideal isar combi boiler that was installed just over 3 years ago that is starting to play up. when i switch the hot water on, on any of the taps in my house, i get cold water! i have to swith the tap back off and leave it a few secounds, then switch it back on to give me hot water.
do you know whats causing this??