Gypsum (Calcium Sulfate), use 1/4 to 1/2 teaspoon per 5 gallons to lower pH, increase hardness, and add hop-enhancing sulfates.
Gypsum (Calcium Sulfate) Powder, 1 lb
$3.99
In stock (available)
Additional information
| Weight | 1.10 lbs |
|---|---|
| Dimensions | 5 × 5 × 5 in |
| SKU | chgy1 |