Ultra-fine Gypsum | Substrate Additive
$16.99 – $37.90Gypsum Substrate Additive
- Maximum Solubility – Micronized ultra-fine food grade gypsum
- Maximize Yields – Gypsum adds essential nutrients and buffers the pH of your substrate.
- Available in 2 and 5 pounds
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This product has multiple variants. The options may be chosen on the product page
