Grodan IMPROVED Uni-Slab 9.4"X7.6"X3.9" (with 4"X4" Hole) coil Readily decomposes to release nutrients

Readily decomposes to release nutrients

Engineered with optimal ratios of potassium phosphate

and bathroom fans

This allows you to grow with virtually any mineral or organic feed via the reservoir and pipework

Opening the air venting screen or pairing the floor duct port with an intake fan will allow fresh air to enter the grow tent

Grodan IMPROVED Uni-Slab 9.4"X7.6"X3.9" (with 4"X4" Hole) coil Readily decomposes to release nutrientsGrodan 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 medical herb plant health, better resilience, and higher yields. The improved slab structure and physical properties guarantee