http://www.ebay.co.uk/itm/191265147462?_trksid=p2060778.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT
Forgot to add this link from ebay where I bought from.
Aliexpress can also be a very useful link too to buy cheap. This guy has sold about 16 with 100% feedback so obviously no problems.
http://www.aliexpress.com/item/New-original-100-guarantee-For-iPad-5-air-Replacement-LCD-Screen-display-by-HongKong-Post-AiFree/1763127215.html