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and unobtrusive
4" (5-10 mm) and framed aquariums less than 1 ¾" (47 mm)
so avoid brushing with excessive pressure
Compatible with all Apex Systems
UNS Controsoil Brown - Extra Fine Size:3 Liter and unobtrusiveA quality planted aquarium substrate provides the foundation for healthy plant growth. Ultum Nature Systems Controsoil is a natural blend of soil and volcanic ash. Setting it apart from other substrates, Controsoil does not contain high nutrient levels that can cause spikes in ammonia levels. It primarily focuses on impurity absorption and providing balance from the start. This approach makes UNS Controsoil a great choice for all skill levels and