How to install corrugated plastic roofing sheets via WikiHow. Low cost roof sheeting at http://www.roofinglines.co.uk/products/?s=cast-iron-83-profile-11mm-thickness&utm_source=pinterest&utm_medium=pinterest&utm_campaign=pxpinterest2.
A clear plastic roof may be just what you need. You can get clear corrugated roofing at your local building supply store or try something a little different. The material in this photo is 1/2 inch thick honey comb plastic from Tap Plastic. I think it looks a little more upscale and diffuses the light nicely.
Cam: So I'm keen on a low maintenance cladding. I like this recessed idea with timber which softens the exterior. But I imagine the lateral walls fade differently to the back wall which I don;t like the idea of - fussy eh!