My hydrometer broke in the process of switching tanks, bought a new one Fluval hydrometer from Petco but the readings are off the charts. I tried a vinegar bath for an hour but not much better. Anyone have a refractometer I could borrow for a day? I ordered one on Amazon but it wont come til...
Hi, downgrading my tank and selling my existing tank, sump and skimmer. Pickup in midtown Manhattan 10016. Pics below with links to originals
40 gallon reef-ready cube tank and stand - tank (no scratches on glass): 24"x24"x19"H including trim, stand: 26"Wx25"Dx32"H - asking $400 for both...