Trapped chests and their GUIs render weird when placed adjacent, which shouldn't be a thing that you're allowed to do (unless you intended to allow adjacent placement somehow).

Forge version: 12.18.0.2007
Minecraft version: 1.10.2
Quark version: beta 39

Mod list: http://www.modlister.com/user/InsomniaKitten/insomniacraft-dev-1-10

Video example: https://www.youtube.com/watch?v=I4l9MZq8Q4k