Grodan Pro Improved 10, 4Inches x 4Inches x 4Inches, 1,548 blocks loose on pallet new-releases (4) Nitrogen - 2 oz

(4) Nitrogen - 2 oz

This instrument is supplied with a non-clogging double junction pH electrode as well as a rugged conductivity probe that will withstand even the most aggressive environments

pack of 5 38

Adjusts/sets the water level inside the AeroFlo chambers

Grodan Pro Improved 10, 4Inches x 4Inches x 4Inches, 1,548 blocks loose on pallet new-releases (4) Nitrogen - 2 ozNew 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