- Joined
- Feb 22, 2018
- Messages
- 1,289
- Reaction score
- 607
60 gallon , So i put about 10 tables spoon of brs GFO (brs recommends 1 table spoon per 4 gallons, in a mesh bag in my sump, low flow area, My phosphates are .08 , never used GFO before, what can i expect my phosphates at right now , its in ever since 5 PM est, so about 5 hours , W