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Ships within 48 hours · Estimated delivery Sep 3 - Sep 8
Available Phosphoric Acid (P₂O₅)
• Easy to Use CO2 monitoring device with high and low setting and photocell determination
single-celled algae
scuff and scrape resistance
output and diffusion
Grodan® Expert Slabs 6" 15/75 LEC Bulbs Available Phosphoric Acid (P₂O₅)Grodan Stonewool Gro Slabs Grodan Expert Slab 15 75 6 in x 3 in x 36 in (12 Cs) 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
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