Ultum Nature Systems Controsand - Pacifica Size:8L This gives it the ability

This gives it the ability to thrive fully submerged in a planted aquarium or above water in terrarium and paludarium-like setups

it's possible to simply swap it out for the spare to ensure CO2 supply is consistent and without any downtime

and stack when creating dynamic aquascaping slopes and hardscape layouts

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Ultum Nature Systems Controsand - Pacifica Size:8L This gives it the abilityUltum Nature Systems Controsand is a natural substrate for the planted aquarium. Available in several styles, each type produces a different result that is perfect for creating a variety of looks in the planted aquarium tank. Controsand is a natural product and is safe for all planted tank and freshwater aquarium applications. Rinsing is recommended before use to remove finer grains and ensure a crystal clear start. Each style of UNS Controsand is