Classic 30/75 Slab (wet), 12"x3", case of 8 Microbes bulbs (all)

bulbs (all)

731946039112 (UPC-A)

20 Blue LED Display Readouts

Attribute name Attribute value Barcodes 8718531710290 (EAN-13)

Benefits: Safe for use around children and pets

Classic 30/75 Slab (wet), 12"x3", case of 8 Microbes bulbs (all)Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different types of fibers. The purpose is to support the requirement of the plant in the different plant stages. Grodan has a tremendous capacity for absorbing nutrient solution while retaining plenty of oxygen