Grodan Gro Slab Improved 8 Inch x 3 Inch x 36 Inch (Case Of 12) Vacuum Seal Shutter frames come with pre-punched

Shutter frames come with pre-punched mounting holes for easy installation

BEWARE: There are many low quality versions available because of a recent shortage from premium food grade suppliers

Organics only for your garden

Heavy-duty plastic

Grodan Gro Slab Improved 8 Inch x 3 Inch x 36 Inch (Case Of 12) Vacuum Seal Shutter frames come with pre-punchedGrodan Improved Gro Slabs offer a wide control range to steer your crop using irrigation strategies. Featuring the Advanced Wetting Agent, Grodan Improved Gro Slabs offer more uniform WC and EC distribution throughout each slab and from slab to slab. Fast rooting and vigorous growth throughout the entire growing cycle improve cannabis plant health, better resilience and higher yields. They can also be resaturated faster and more effectively. Case of 12