I am just now starting to dive into the aquaponic design and operation of my system, finding out about ph and concrete tanks. Here is an interesting site that enplanes  RH and PH in rain water  here in the USA.

  http://www.wagnermeters.com/ph-same-price-as-rh.php 

I am starting to understand that i need to line my tanks with a liner, check ph in water supply(well water) and check ph in fish tanks. Rain…

the tanks in the center i saved for aquaponics , Good Lord willing we will start the aquaponic system up this year. the shade you see here was taken down last year because of high winds, so I built a new and improved one and my thinking since we have to shade our system anyway i could install the aquaponic above the garywater system. I am sure I will have to add shade cloth over the entire system. . Our web sight is…