John Smith wrote:

"N. Thornton" wrote in message
om...


no, its cement mortar, 1 part by volume cement, 1 part lime and 6
parts sand. But as youve seen, there are various ways to do it.


Regards, NT


That to me, as a newbie to all this, would make sense as it would seem to be
more solid as an 'undercoat' to a finished plaster than using plaster for
both undercoat and finish.


It is, and as often used as such, but it takes longer to go off and is
more expensive.

'loaded' plaster - bonding plaster - is more often used.


John.