Tina Kroll
t/a
CEMEK GRAFIX
picture story
by Tina Kroll
schematic overview
by Matt Kroll
for more info on renewable energy and aquaponics,
see Matt's Facebook group
https://www.facebook.com/groups/503972459654716/
or his aquaponics page on his website
http://diewerkstattdesign.wix.com/mattkroll#!aquaponics/cv97
