Below are a few helpful link to build logs, misting systems, and false bottoms that I have posted over my time here, hope some of them help you.
Oh, and one note on GS and Silicone: GS can be sprayed right to the glass and I do this often. But if using other than black the unsightly white and yellowing GS is visible so some will use black silicone the glass where they want to put the GS first.
GE Silicone II window and door has been the standard for doing vivs my many keepers and it is not advisable to use the kitchen and bath version due to the Bio Seal used in kitchen and bath versions of the GE II.

http://www.frogforum.net/vivarium-te...d-journal.html

http://www.frogforum.net/vivarium-te...se-bottom.html

http://www.frogforum.net/vivarium-te...cal-build.html

http://www.frogforum.net/vivarium-te...valuation.html

http://www.frogforum.net/vivarium-te...viv-build.html

http://www.frogforum.net/vivarium-te...pic-heavy.html