Grodan Gro-Block Improved GR10, large 4Inches loose on pallet (1,584) organic This reflector is made of

This reflector is made of Miro® aluminum which provides optimal reflectance to your crop

Provide fresh and filtered water to your home or garden

or hanging

and built to last

Grodan Gro-Block Improved GR10, large 4Inches loose on pallet (1,584) organic This reflector is made ofNew 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