Cultilene 6x6x4 Block w/ Optidrain (64 pieces per case) Cultilene Blocks have an optimum air/water ratio for healthy root growth and allow for great continued rooting thanks to the extremely even distribution of water and EC. These blocks have an excellent water absorption and (re)saturation rate and feature... $220.04
Cultilene 4x4x4 Rockwool Block (144 pieces per case) Cultilene Blocks have an optimum air/water ratio for healthy root growth and allow for great continued rooting thanks to the extremely even distribution of water and EC. These blocks have an excellent water absorption and (re)saturation rate and feature... $229.26
