Salinity meters/hydrometers

[mark]

Originally Posted by mike31154

Coralife Swing Arm 1.0126

1.0126?, good thing you cross check with the others

[mike31154]

He, he, I haven't used the swing arms for quite some time. I've been using the refracto and floating glass hydro for quite a while now. Just thought I'd bring the swing arms out and give everyone a picture... worth a thousand words I'm told.