That's all I use on my cages (except the cages that I'm experimenting with Radiant Heat Panels) My apartment stays between 70-80 degrees year round just for reference.
AP will send you 2 feet of 11" flexwatt, it gets attached like so:
*NOTE* I am using the divider on this cage, that is why the flexwatt is mounted in the center and not in the outlined area *NOTE*
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