yup it is 2 put together I have a screen door that latches on the end of it and get into it that way, when I clean the windows I have a brush that was originally used for cleaning the walls of a fish tank so I am able to reach the far side of the inside windows, I posted how I did it in here here is the link
http://www.frogforum.net/vivarium-te...373-i-did.html