#unvented

  1. L

    Turn off unvented water heater while on holiday

    Hello, Sorry if this has already been asked and answered, but I have an unvented water heater and I was wondering if it will be a problem if I turn it off while on holiday ? Could it give pressure problems or anything? Thanks, it's first time I have one and I am kind of stressed about it.
  2. D

    Unvented system losing pressure

    Hi all, looking for some suggestions to try and understand why my system is losing pressure. I have a system boiler serving an unvented hot water cylinder and central heating. Central heating circuit is set to 1 bar but drops to 0.8 every 1-2 days but doesn’t drop any further. central heating...
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