almost ready for the iva what trim have people used on the centre mirror to achieve the correct radius around the edge ?

What mirror have you got?
I've got a racetech mirror and used some rubber trim This stuff. stuck on with contact adhesive. I also used a 20mm swa boot to cover the lower nut.

I used this trim stuck on with mitre fix

http://m.ebay.co.uk/itm/261407136956


http://www.toolstation.com/m/part.html?p=47409

thanks for the links much appreciated

If you look at the bottom right of page 413 in the CBS Catalogue. There is a how to. I super glued the ends of the trim to form a gasket and just slipped it onto the mirror. It didn't fall off until after IVA!