alanchown
Fish Fanatic
I was a bit surprised to find that my JBL 500gm bootle had virtually run out at a bit less than 6 weeks of use. Its's on for 11 hrs a day. My tap water has a high ph/kh so runs at a few bubbles per minute, so I'm guessing that 6 weeks is not too bad.
My tank is 100L.
Does 6 weeks seem about right?
Alan
My tank is 100L.
Does 6 weeks seem about right?
Alan