Donít dry-line, Lime-Line
Conventional drylining is extremely bad for old masonry buildings FOR OTHER INSULATION OPTIONS SEE OUR INSULATION CENTRE
It is a totally unacceptable solution
because it Causes many more problems than it solves
It is a largely a cosmetic solution, hiding the damp problems
It moves the dew point from the wall surface to the cold wall behind the dry lining, dramatically increasing condensation.
is know as interstitial condensation, which means condensation that
occures within the fabric of the wall or roof, ie between or in the
layers of the materials
Over time this will be a source of mould
and fungal growth which is both unhealthy and very smelly.
Enjoy it for 5 years, after that you get to smell it.
You can read some of the research on this by Joseph Little, Here, and Here,
Acceptable insulation solutions:
This would include:
Mineral Boards see details