Quote Originally Posted by CarlD View Post
Ok...so, the simple rule of thumb is....
1 gallon of 8.25% will add 8.25ppm of FC to 10,000 gallons, or 4.125ppm of FC to 20,000 gallons or 16.5ppm of FC to 5,000 gallons.
Perfect timing. I just bought some to prepare for opening next week and was wondering about that.

Thanks.