Hi all, this is my first post on here. Im Tom, i live in north west between preston and liverpool and have been plastering for ten years. I am wonderin if anyone knows were i can get an aluminium i section from. The ones used on monocouche when ashlar cutting. Cant find them anywere. Iv checked the usual, Refina and screwfix and done a few searches on the net. Any suggestion would be great.