Grodan Expert Slab 15/75 6 in x 3 in x 36 in (12/Cs)

Grodan® Stonewool Gro-Slabs Gro-Slabs™ provide the final stage for growing a spectacularly large plant. Transplant your Gro-Block™ plant onto a slab just like professional growers. They come in clearly marked biodegradable UV-resistant sleeves for comfortable handling and algae prevention. With the Uni-Slab, all plant roots are protected and contained for the life of the plant. Due to its size, the Uni-Slab is perfect for one large plant. Uni-Slab has the benefits of a slab with the versatility of a block. All Gro-Slabs have vertical fibers except the 12 in Gro-Slab, which has horizontal fibers. Best Practices For Hugo Blocks Link: https://www.grodan101.com/syssiteassets/grodan-101/downloads/grodan_howtousehugoblocks.pdf