Mother Earth Hydroton Original 50 L Calibration Store it wet in KCl

Store it wet in KCl storage solution between uses

White beneficial fungi may form on the plugs when you open the bag

Two to four months in a container opened a few times a week

000 GPD pure RO water

since every packet inside is working against the room together

Mother Earth Hydroton Original 50 L Calibration Store it wet in KClThe 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. Hydroton brand expanded clay is semi porous and generally does not float like other products can. For best results, rinse