In article ,
IMM wrote:
Insulate the inside first. Use Kingspan or Celotex which is high
performing and thin, put Fermacell boards over that with a vapour
barrier beneath the Fermacell. No wet trades involved and a great
finish and cheap to heat. Sorted.

He's back. And still not understanding a simple question. Unless he knows
a plasterer called Wendy.

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Dave Plowman London SW
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