Grodan Improved Hugo, 6' x 6Inches x 6Inches, case 64 quest-506-intake-duct-kit Plug dual relay trigger cord

Plug dual relay trigger cord sets into 24 hr wall timers to run your lights

0–9

The exceptional physical properties of this perlite make it tops in the perlite world for adding porosity to soil and soilless mixes

The meter can be recalibrated with digital calibration using the push buttons

Automatic calibration: Auto-ranging to 4

Grodan Improved Hugo, 6' x 6Inches x 6Inches, case 64 quest-506-intake-duct-kit Plug dual relay trigger cordNew 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