Redstone - 2x2 Hidden Piston Door Tutorial!

Here is the piston door tutorial I promised. I hope it isn't too hard to follow. Still new to the tutorial scene. Leave a like and comment if you like it and subscribe if you aren't already :)

Outro Music from : Kevin Macleod
Song : Corncob
Kevin Mcleods Website :
http://incompetech.com/
Kevin Macleod on Twitter :
https://twitter.com/kmacleod