Grodan Crop Box Slabs (370x550x150 mm) 4/pk Set of 2 Use: Last 5 days of

Use: Last 5 days of flower period

Max Weight 68KGS or 150 LBS per pair

GP3 requires Grow

Key Features:

 GP3 Professional Feeding Program

Grodan Crop Box Slabs (370x550x150 mm) 4/pk Set of 2 Use: Last 5 days ofGrodan Rockwool is a mineral wool made from molten basalt and limestone rock that is spun into cotton candy like fibres and then compressed into cubes, blocks or slabs. Being made from natural rock, Grodan is a mineral based product used in hydroponic growing applications. The WCB or Wrapped Crop Box Slab by GRODAN is designed to suit a 45litre crop box crate. They are called wrapped as they are supplied as individually plastic wrapped slabs and the