Did consider that Chris but I disregarded when I see the cost of the U piece (£35 for 3 mtres) but it did include a rubber insert. maybe I will have to bite the bullet and go for it. Sounds like it worked for you.
Many thanks,
Ivor
I am planning to build myself a porch which is approx 5 metres x 2.5 metres. I have 10mm toughened glass panels which I would like to use (2.4 x 1.9m) and I intended to make an oak structure for the porch. My initial thought was to use green oak beams 100 x 100 and router the slot for the glass...