General Hydroponics®, Armor Si®, 0-0-4, Silica for Plant Growth Enhancement (2.5 Gallon) Grow1 5' Steel Stake Nordic Pure 24x30x2 MERV 12

Nordic Pure 24x30x2 MERV 12 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

The ROI-E200 is the newest member of the ROI-E series

and rated IP65 for humid grow environments

their ability to dry evenly also promotes root development

Improved Waterflow: To enhance the flow of water beneath the block

General Hydroponics®, Armor Si®, 0-0-4, Silica for Plant Growth Enhancement (2.5 Gallon) Grow1 5' Steel Stake Nordic Pure 24x30x2 MERV 12Armor Si Silica For Plant Growth Enhancement, Soluble Potash (K2O) 4% 2. 5 Gallon Armor Si, with 4% Soluble Potash (K2O), is a versatile growth enhancer suitable for hydroponics, Coco Coir, and all grow media. Strengthen your plants, improve structure, and boost foliar development. Increase yield and enhance flower and fruit production. Benefits Armor Si is suitable for all types of plants during all stages of growth Use as a growth enhancer with