In article ,
Dave P wrote:
Problem is that I've discovered that although there are (concrete)
lintels fitted over the inner leaf of the cavity wall, there ain't
nothing over the outer leaf.

I'd be amazed if this were the case. The average wood window frame just
ain't capable of supporting any part of a wall.

--
*Husband and cat lost -- reward for cat

Dave Plowman London SW
To e-mail, change noise into sound.