PURE SUBSTRATES 2 Gallon Grow Bag - HIGH POROSITY, Buffered + Superwashed 4630B 23 cm diameter 17

23 cm diameter 17

Will not scratch or haze surfaces

The Bluelab Combo Meter measures pH

as needed to maintain a precise relative humidity (RH)

PURE SUBSTRATES 2 Gallon Grow Bag - HIGH POROSITY, Buffered + Superwashed 4630B 23 cm diameter 17PURE POWER HP HYBRID TOP BAGS Clean. Consistent. Predictable results. Simply the best quality coco you will ever try. RHP Certified Designed and tested in Holland to the absolute highest horticultural standards on the planet, the substrate and the factory are RHP certified for premium quality. All Killer No Filler! PURE Power HP Hybrid Closed Top bags are produced with only the highest quality raw materials. We do not use the "waste" product of the