Grodan Improved GR10 (White Foil) 4" x 4" x 4", 1,584 Blocks Loose on Pallet Brand pumps-&-irrigation preserving the integrity of the

preserving the integrity of the seabed for future generations

Backed by years of research

and an attached 8 ft power cord and mounting brackets

This also allows space to keep your plants off the tent walls and provide them with more breathing room

Grodan Improved GR10 (White Foil) 4" x 4" x 4", 1,584 Blocks Loose on Pallet Brand pumps-&-irrigation preserving the integrity of theGrodan Improved GR10 (White Foil) 4 x 4 x 4 (1584 blocks Loose on Pallet) Grodan Improved 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. These leading edge blocks