Humboldt County's Own Magnum 30 Gallon Drum Master Controller Upgrade your ventilation system with

Upgrade your ventilation system with the F5 Fans Turbo EC 8" Inline Fan

PSI Rating: Max 10 psi

Safety Measures: ArmorVac bags are developed with FDA approved food safe materials

Shuts down feed water before the water filter

Humboldt County's Own Magnum 30 Gallon Drum Master Controller Upgrade your ventilation system withMAGNESIUM AND SULFUR BOOST Magnesium deficiency is the MOST common cause of poor yields besides overfeeding. The primary symptom of Magnesium deficiency is premature yellowing or interveinal fading of leaves. Sulfur deficiency is characterized by the fading of the veins. Once yellowing is visible, CO2 consumption has slowed. That affects flower development. The most common cause of Magnesium deficiency is the high Potassium Phosphorus levels of bloom