Recent content by moh

Hi, can I use a one way return valves to block the biorb flow plastic tube that you connect the air stone to? If so, what size one way valve do I need? I plan on using sand and internal filter in my biorb flow tank.

Hi All,   I bought a Biorb flow rectangular tank (second hand) and there is no Biorb lava rock.  I am therefore hunting for a substrate that will hold the bacteria to break down the waste ammonia etc and will be easiy to maintain (light substrate for easy gravel vacuum cleaning). I have...