Cultilene (Cultiwool) 4x4x4 Rockwool Block (144 pieces per case) Air Purification Enhanced Nutrient Uptake – Mycorrhizal

Enhanced Nutrient Uptake – Mycorrhizal networks dramatically expand the root zone's surface area

It works with your existing nutrient program and growing medium

Features steel shutters

and privacy

Cultilene (Cultiwool) 4x4x4 Rockwool Block (144 pieces per case) Air Purification Enhanced Nutrient Uptake – MycorrhizalCultilene 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 the exclusive Plant Comfort fibre structure which has a lower density of resistance during rooting with no loss of firmness. All blocks except the 3x3x3 also have the Optiplus feature, which is a