Since buying the Tropic Marin Pro reef salt, I'm getting pop-up ads from Petco. The Bio-actif version of the salt is $31.00 for 200gallon mix!
https://www.petco.com/webapp/wcs/sto...atalogId=10052
Orders over $75 and you get a $15 egiftcard.
Now I'm stocked up on salt for the next 5+ years rofl.