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"No Mess" powder free consistency
potassium Nitrate
All Bluelab conductivity pens and meters are factory calibrated
Instructions
Suits 4mm tubing
Combi Ducting Trellis Net & Hangers "No Mess" powder free consistencyUpgrade your ventilation setup with our premium Combi Ducting the ideal solution for indoor grow environments where durability and flexibility matter. Designed for grow rooms to be used with in line fans, carbon filters, hydroponic systems, grow tents, HVAC systems, greenhouses, bathrooms, kitchens, offices, AV closets and many other ventilation applications this ducting combines the strength of aluminium with the resilience of PVC for long lasting
US$ 187.00
US$ 180.00
US$ 112.50
