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  1. M

    Honeywell T3 thermostat seems to require two lives and no neutral. I have one live and one neutral.

    Hi, I'm trying to fit this Honeywell T3 thermostat in place of an older Honeywell rotary thermostat that's died. The instruction sheet (photo attached) has a wiring setup for a regular boiler and a wiring setup for a combi boiler. I have a Worcester Green Star which I've been told by several...
  2. M

    Stuck drain cover, any ideas?

    The photos below show what I'm dealing with. The drain cover is recently wet around the joints even on a dry day - and you can see water through the keyholes. Coupled with the drain-smell in the en-suite that leads directly to this drain cover area makes me think these things are quite possibly...
  3. M

    How to fix Kingspan insulation sheets to a smooth ceiling?

    I really need to insulate my bathroom better, as it's over a garage. One obvious area is the garage ceiling, which has a thin bit of polystyrene glued to part of if. Better would be some thick Kingspan sheets, but how to attach them? The ceiling's smooth unpainted plaster, the Kingspan is shiny...
  4. M

    Hot water system can heat towel rails?

    Another heating mystery in my house. Currently neither towel rail gets hot even when the rest of the radiators are warm. The likely diagnosis by a heating engineer yesterday are the pipes are blocked, (they are 8mm microbore after all - and once he measured the pressure in them after...
  5. M

    Possibly pointless immersion heater - can I turn it off?

    Whilst investigating other heating and plumbing related things I've never previously needed to care about, I realize my tank has an immersion heater, on the photo below. It's been turned on at its socket on the left of the image all 7 years I've been here, but during times the boiler hasn't...
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