Deep Six Hydrometer

[AttackKoala]

Another comment about Hydrometers. Check to make sure they are calibrated for tropical water. The temperature of water can actually raise the reading by several thousandsths a degree. I don't' know how common this knowledge is... I didn't know until a couple of months ago.

 

[ostrow]

Premium Aquatics had a deal for reefcentral.com members.