VidaWool Rockwool HC Wide Slab with Hole, 3" (H) x 8" (W) x 36" (L) - Case of 12 Fermented Plant Extracts the MRCOOL DIY is by

the MRCOOL DIY is by far the most cost effective air conditioner on the market today

The Humic and Fulvic acids as well as other key vitamins in the Multi Total improves nutrient transport and increases substrate fertility

Bionova K 20 should be applied when deficiencies occur and/or to mature and improve firmness

16" x 16" x 2" for X-3400A & X-3700

Included: OG or XL Classic Bundle

VidaWool Rockwool HC Wide Slab with Hole, 3" (H) x 8" (W) x 36" (L) - Case of 12 Fermented Plant Extracts the MRCOOL DIY is byVidaWool Slabs VidaWool Slabs provide support for the remainder of the production cycle, giving your plants ample room to flourish. Plant spacing and placement are critical at this stage, when crowding can result in less than optimal crop development. VidaWool slabs make it simple to quickly and accurately transplant blocks and keep plants developing all the way to harvest while minimizing the time and effort spent setting up the room. Applications