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Grodan Grodan Expert Gro-Slab 6 in x 3 in x 36 in Single - Brew & Grow Hydroponics and Homebrewing Supplies of Chicagoland
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Amazon.com : Hydrofarm RW157512 Grodan Expert 15/75 Grow Slab Growing Media for Large Vegetables and Plants, 36 x 6 x 3 Inches, Case of 12 : Gardening : Patio, Lawn & Garden
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Amazon.com : Delta Slab 36 in. x 6 in. x 3 in. (Rockwool / Stonewool) Grodan : Soil And Soil Amendments : Patio, Lawn & Garden
![Grodan Grodan Expert Gro-Slab 6 in x 3 in x 36 in Case/12 - Brew & Grow Hydroponics and Homebrewing Supplies of Chicagoland Grodan Grodan Expert Gro-Slab 6 in x 3 in x 36 in Case/12 - Brew & Grow Hydroponics and Homebrewing Supplies of Chicagoland](https://cdn.shoplightspeed.com/shops/638365/files/24181981/1600x2048x2/grodan-grodan-expert-gro-slab-6-in-x-3-in-x-36-in.jpg)