Grodan Improved GR10 -White Foil 4" x 4" x 4", (Pallet of 1,584 Loose Blocks) Carbon Filter DUCT COLLAR SIZE: 12” round

DUCT COLLAR SIZE: 12” round

The 710 pulls 200 more pints per day on a 30 amp circuit than any other unit on the market

• Works on contact and is also absorbed into the plant

High in both natural nitrogen & calcium

treat a small area and observe prior to full-scale application

Grodan Improved GR10 -White Foil 4" x 4" x 4", (Pallet of 1,584 Loose Blocks) Carbon Filter DUCT COLLAR SIZE: 12” roundGrodan 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