Grodan Gro-Block Improved GR40 Uni-Block 8" x 8" x 4" (20 x 20 x 10 cm) No Hole (36 / Case)

Manufacturer: Grodan

SKU: Q100449

Manufacturer part number: 287461

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The Grodan Improved Uni-Block was designed as the ideal stacking block, giving you more choice in your growing configuration.Developed specifically for larger plants, the new Uni-Block delivers the benefits of a Gro-Block as well as the advantages of the popular Uni-Slab.

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