Can someone please advise where is windows is generally placed and is it placed directly in the block or closer or should there be something it goes on.
A. Does the window sit on external wall
B. Does the window sit on cavity tray, but surly the cavity tray is not strong enough to fix into.
C. Does the window sit on internal wall
D. Or is it between them like half on external and half on tray.
Thanks
A. Does the window sit on external wall
B. Does the window sit on cavity tray, but surly the cavity tray is not strong enough to fix into.
C. Does the window sit on internal wall
D. Or is it between them like half on external and half on tray.
Thanks