Ultum Nature Systems Controsand - Monterey

Our recommended substrate choice for beginners! Controsand is available in various bag sizes and colors to accommodate user preference and aquatic plant choice. Click here shop all planted aquarium substrates! Ultum Nature Systems Controsand is a natural substrate for the planted aquarium. Available in various granule sizes and colors, 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 available in 3L and 8L bags. We recommend the 3L bag for nano aquariums and tanks up to the Ultum Nature Systems 45U rimless aquarium. The 8L bag is suitable for use in larger tanks such as the Ultum Nature Systems 60U rimless aquarium. UNS Controsand Monterey APPROXIMATE GRAIN SIZE: 3-5MM Monterey Controsand is a chunkier gravel that features a mix of neutral tones. Monterey can be used alone or paired with a fine natural sand to create a customized substrate blend. It is also ideal for adding extra detail in the foreground area or in aquariums where a larger granule is necessary.