Michael Chare wrote:
On the downstairs windows, my house has a row of vertical bricks above the
windows, rather than an identifiable lintel! I am wondering how much the bricks
are supported by the metal window frames, which will be quite strong as there
are vertical bars.

Is this a common arrangement? Do I have to be particularly careful about any
replacement windows that I might want to fit?

See http://tinyurl.com/8toaq - this came up here quite recently

David