Grodan Gro Block Improved GR10 Large 4" w/Hole 4" x 4" x 4" Strip - Wrapped (Case of 24 Sleeves) HGC707195 The Steam Humidifier

The Steam Humidifier

8% Nitrate Nitrogen

Made of Polypropylene

When paired with the CBA-1

When multiple WCS-1 are connected to a single Aqua-X

Grodan Gro Block Improved GR10 Large 4" w/Hole 4" x 4" x 4" Strip - Wrapped (Case of 24 Sleeves) HGC707195 The Steam HumidifierGrodan 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 fiber structure and physical properties for crop uniformity, more