Gro-Slab, 40" x 6" x 3"
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Grodan Stonewool is a proven hydroponics growing medium preferred by garden enthusiasts everywhere. The 39" x 6" x 3" Expert Slab is perfect for "blocking on" smaller stonewool cubes and blocks to accommodate the final stages of plant growth. Slabs feature vertically packed fibers for quick drainage and come in a UV-resistant plastic poly sleeve to minimize algae formation.
  • Item #: ES361

Gro-Slab, 40" x 6" x 3"

Price: $9.00
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