Grodan Improved Gro-Slab, 36 x 12 x 3, case of 8 Environmental Controllers instead of against her

instead of against her

see the INSTRUCTIONS tab

This is the real deal from “old school"

making your cleaning experience a healthier and more efficient one

building upon the previous fibrous root system

Grodan Improved Gro-Slab, 36 x 12 x 3, case of 8 Environmental Controllers instead of against herGrodan Improved Gro Slab and Uni SlabGrodan Improved Gro Slabs and Uni Slabs offer a wide control range to steer your crop using irrigation strategies. Featuring the Advanced Wetting Agent, 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. The improved slab structure and