Grodan Gro-Block Improved Jumbo, 6" x 6" x 4" w/Hole (Pallet of 704 Loose Blocks) PTBC4RJ112P20 Six 20' white data link

Six 20' white data link cables:

shelf life

• Buffered

HPS equivalent: 800w

Kit includes heavy duty 1020 tray

Grodan Gro-Block Improved Jumbo, 6" x 6" x 4" w/Hole (Pallet of 704 Loose Blocks) PTBC4RJ112P20 Six 20' white data linkGrodan 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. These leading edge blocks have the optimal fibre structure and physical properties for crop uniformity, more even