Grodan Gro-Block Improved GR32, Hugo, 6 x 6 x 6, Case of 64 Silicas 3-Year Manufacturer's Warranty: GreenBroz stands

3-Year Manufacturer's Warranty: GreenBroz stands behind the G Lite Grinder with a robust warranty

A galvanized housing stands up to demanding grow-room and greenhouse runs

55% RH Setpoint: The drier of the two storage tiers

2-in-1 Advance Grow Tent 5x4

Grodan Gro-Block Improved GR32, Hugo, 6 x 6 x 6, Case of 64 Silicas 3-Year Manufacturer's Warranty: GreenBroz standsGrodan Improved Hugo (White Foil) 6 x 6 x 5. 8 (Case of 64) Keep it Real Real Science Grodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty crops. The result of months of scientific research and trials is Grodan Gro Blocks Improved with our Advanced Wetting Agent. Real Improvement These