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Rockwool 8"x 100cm GRO-SLABS, Rockwool, IncrediGrow, IncrediGrow - Grow, Cannabis, Microgreens, Fertilizer, Calgary, Airdrie, Quickgrow, Amazing, Ecolighting, Megamass, Monolith Tents, Orchid Society

Rockwool - Gro-Slabs 8"x 100cm

Grodan - Gro-Slabs are for the second or third stage of a plant's life. Slabs are available in a variety of sizes and come with instructions on the wrapping. These slabs come in clearly marked biodegradable UV resistant poly sleeves. The poly sleeves have several functions; Comfort in handling. Preventing algae growth. Preventing roots and diseases from moving easily from slab to slab. Minimizing evaporation. Enabling full saturation of the slabs before use. Controlling/directing the water-runoff from the slab