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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
The contents of the Refill Pack can be added and instantly CO2 is once again available for use
especially when high air capacity and extra drainage are required
| Fits 6-inch Carbon Filters | Thickness: 0
acidic buffer lowers water and nutrient solution pH
start seeds in our Light Warrior® Agro-Ponic® Seed Starter
Hydroton 10 Liter Seed Starting The contents of the RefillThe original Hydroton brand expanded clay is a unique, lightweight expanded clay aggregate made in Germany. This natural clay is mined, formed into pellets, then kiln fired at high temperatures to cause the clay to expand into tough, lightweight balls. Clay naturally has balanced capillary action, with an ideal surface structure.
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