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  1. M

    Potterton PTT1 Cylinder Thermostat

    In the absence of any information re the sourcing of a PTT1, I have purchased a PTT2. I have discovered that the feed to the motorised valve in the airing cupboard is indeed a permanent live.
  2. M

    Hello I too am looking to replace a Potterton PTT1, but am told its successor the PTT2 requires...

    Hello I too am looking to replace a Potterton PTT1, but am told its successor the PTT2 requires a live feed which is difficult in my airing cupbard. I understand that in the past you successfully used a Drayton thermostat. Can you remember which model you used? Regards
  3. M

    Potterton PTT1 Cylinder Thermostat

    I have one of these on my hot water cylinder and it has lost its calibration. It is a discontinued product and has been replaced by model PTT2, which requires a live feed to run it, to which I don't have easy access in my airing cupboard. Does anyone know from where I can still get a PTT1...
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