Grodan 1.5" x 1.5" x 1.5" BULK QTY Delta Mini Blocks INDIVIDUAL Rockwool Cubes

Grodan 1.5" x 1.5" x 1.5" Mini Blocks w/ Hole - BULK QTY. Grodan 1.5" x 1.5" x 1.5" Mini Blocks w/ Hole BULK QTY. Stonewool is recognized the world over as the ideal hydroponics growing substrate. Grodan stonewool is known for its quality, consistency and performance.

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