Grodan Improved 5.6 Block, 3 in x 3 in x 4 in Size:Strip of 8 fully soluble nutrients designed specifically

fully soluble nutrients designed specifically for recirculating hydroponic applications

comes with multi-outlet divider

3' long in rolls—folds out to 10' wide

The #4 is the largest perlite on the market and averages a whopping size of around 1 in

activators or catalysts to produce accelerated growth

Grodan Improved 5.6 Block, 3 in x 3 in x 4 in Size:Strip of 8 fully soluble nutrients designed specificallyNew Grodan Improved! Improved product at current pricing. New density + new hydrophilic technology = better water distribution and root development. The uniform distribution of water and nutrients throughout the block allows for more efficient use of the entire substrate volume Full saturation of the blocks with no dry spots and improved EC control with less water is achieved in the rootzone due to the uniform, optimized wool resulting in a