Aqua Meds Buff-It-Up - 4 lbs.

Buff-it-Up will boost the KH (carbonate hardness) in your pond which will bring your pH to a safe level. Supports and helps grow the life saving beneficial bacteria in your pond filter, which require carbonates KH and a calcium source to flourish.Buff-it-Up is an excellent calcium source, is gentle, safe, and enhances the freshwater environment.