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.
I like the idea of using corrugated roof with clear - so light can get in... but I guess it will depend on what material it is? I am happy to clean it every so often - but will need a ladder!! Like this shape and simplicity..