On Sun, 8 Mar 2009 08:11:35 -0700 (PDT), Nige Danton
wrote:

On Mar 8, 8:31*pm, Colin Wilson
REMOVEEVERYTHINGBUTnewsgr...@phoenixbbsZEROSPAM. co.uk wrote:

If you have access either side of the conservatory then ask for
painters cripples at your local hire shop. They are steel brackets
that fasten to a pair of ladders and you put scaffold boards between
them.

Example here
http://www.safetycenter.navy.mil/pho...0/photo301.asp