Grodan Improved Pro MM 40/40 6/15 Plugs, 1.5Inches x 1.5Inches x 1.5Inches, 2250 per box, Commercial (Pro) Commercial Humidifier It is intended to be

It is intended to be used inline with existing pvc piping and also can be placed into an water tank

A truly comprehensive formulation containing all of the macro and micro nutrients

vigorous growth

A filter cloth designed to extend carbon filter lifespan by protecting its charcoal bed from debris

This 5 gallon bucket system is so simple yet grows large plants efficiently

Grodan Improved Pro MM 40/40 6/15 Plugs, 1.5Inches x 1.5Inches x 1.5Inches, 2250 per box, Commercial (Pro) Commercial Humidifier It is intended to beNew 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