You will need an iPad adhesive kit. However, if you need to replace the thin inside plastic frame (I've melted one or two with my heat gun when removing glass) order a roll of 2mm, 3M adhesive, it is sticky on both sides. It also comes in handy when you need a little piece for iPods/iPhones.
[http://www.amazon.com/gp/product/B004WIQW3U/ref=as_li_ss_tl?ie=UTF8&camp=1789&creative=390957&creativeASIN=B004WIQW3U&linkCode=as2&tag=ngcom-20|3M 2mm Adhesive Tape - click here]