Get a 5 gal bucket, make a mark at whatever intervals you want, and when the res is full you will know how many gallons it contains. Marking out 5-10 gal intervals is always nice just so you can tell where your res is.
wingedson Reviewed by wingedson on . How do I measure water for Nut's As I am filling my hydro res for the first time it occurs to me that I have no idea how much water is in the tank. This is important I think to myself. So the only thing I could come up with is to use a smaller tote and measure the contents by what the label says is the volume of the tote. I hope those numbers are volume and not area. I have a much closer water station but not one with a filter on it. I will remedy that soon enough, but out of curiosity, what's a good way to measure my Rating: 5