Grodan Gro Block Improved Mini Block 2" Shrink wrapped/Strip Environmental Controllers *as an extranctant for kelp

*as an extranctant for kelp

Includes 2 fluorescent 6400K T5 tubes

- Safety and pressure release valve

Fan - 4800RPM

then discarded

Grodan Gro Block Improved Mini Block 2" Shrink wrapped/Strip Environmental Controllers *as an extranctant for kelpGrodan ImprovedGro Block Improved Mini Block 2" Shrink wrapped StripGrodan 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 Grodans Advanced Wetting Agent. These leading edge blocks have the optimal