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Grodan Rockwool 4inch Cube Large Hole 100x100x75mm

£3.00£109.00

SKU: grom628 Category:

A strip of 6x GrodanĀ 4″ Rockwool cubes to match Large SBS. Use in all hydroponic systems or for transplanting into any growing medium.

*Requires pH neutralising before use. Pre-soak (ideally) overnight in pH 5.5 adjusted water.

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