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  1. J

    Indentifying system type, sealed, gravity, vented. Checking pressure. Smart upgrade.

    There is currently just a single motorised valve on the system. So the option is HW and CH (valve open) or just HW (valve closed). See picture. The picture is from directly underneath the boiler. Top l.h.s. pipe is CH flow. For background, the current programmer is a mechanical timer, immermat...
  2. J

    Indentifying system type, sealed, gravity, vented. Checking pressure. Smart upgrade.

    I am looking to make my heating system smart (e.g. Drayton Wiser) and also looking to check the pressure. I would normally ask the installer (a long acquaintance of the family) - but unfortunately he has since passed away. The system (old family place in Ireland) was updated in 2015 with an...
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