In article ,
Theo wrote:
alan_m wrote:
On 16/04/2021 11:35, Andrew wrote:


They can't. It is just sprayed directly onto the underside of the slates
and all over the timber.

A neighbour's house has this - it was sold not so much as insulation but
as a cheap alternative to replacing an old slate roof. Glue the slates
on from the inside with foam.

Surely that's going to be moisture problems squared, if the slates aren't
watertight?

Quite. Why it was known to be a cheap bodge years ago. So did wonder what
had changed these days.

--
*Corduroy pillows are making headlines.

Dave Plowman London SW
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