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Return pumps, wavemakers, gyres
Aquasoils, sands, dry reef rock, driftwood
Conditioners, RODI systems, marine salt mixes
Plant fertilizers, liquid CO₂, reef dosing pumps, calcium & alkalinity
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In community tanks
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5,380 matching items · Most used first
Substrates & AquascapingUltum Nature Systems
UNS Controbase is a nutrient-rich pumice-stone base substrate infused with slow-releasing nitrogen, potassium, phosphorus, and trace elements. Its 6-8mm porous granules come pre-bagged in mesh filter bags for layering beneath aquasoil or sand, promoting water flow, oxygenation, and beneficial bacteria growth while supporting heavy root-feeding aquatic plants for approximately three months.
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Substrates & AquascapingUltum Nature Systems
An aquarium-safe liquid cyanoacrylate adhesive designed to securely bond hardscape materials such as stones, driftwood, and layout structures during aquascaping. Creates stable, long-lasting scapes without harming fish, shrimp, or plants once cured. Pairs with UNS Controlock for an ultra-strong hold on reinforced hardscape structures.
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Substrates & AquascapingUltum Nature Systems
A hardscape bonding material kit for reinforcing aquarium aquascape structures with strong, lasting bonds. Includes bonding material, UNS Controbond liquid cyanoacrylate adhesive, tweezers, an anti-dry cap, and precision tips. Simply pack the material between hardscape contact points, add liquid adhesive, and allow one minute to cure; safe for fish, shrimp, invertebrates, and plants.
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Substrates & AquascapingUltum Nature Systems
UNS Controsand Bora is a fine natural sand containing a mixture of lighter, sandy granules, inspired by natural white sand banks. Ideal for beach-style aquascapes or as an accent against a darker base substrate, it complements vibrantly colored aquatic plants and livestock. Supports strong root development and is safe for bottom-dwellers. Grain size 0.4-0.9MM; available in 3L and 8L bags.
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Substrates & AquascapingUltum Nature Systems
UNS Controsand Kona is a rounded pebble gravel decorative sand substrate designed for freshwater planted aquariums and aquascaping. Its deeper tones create excellent contrast, and it can be used alone or mixed with other substrates for terrariums, paludariums, and planted tanks. Supports strong root development and is safe for bottom-dwellers. Grain size 3-5MM; available in 3L and 8L bags.
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Substrates & AquascapingUltum Nature Systems
UNS Controsand Maui is a fine-grain natural sand substrate for planted aquariums and aquascaping with a cool-toned palette that pairs well with natural stone. Its 0.4 to 0.9mm granules encourage strong root development and suit shrimp and bottom-dwelling species; available in 3L and 8L bags. Note: it may raise water hardness.
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Substrates & AquascapingUltum Nature Systems
UNS Controsand Mojave is a fine natural sand containing a mixture of warm, reddish-brown granules, ideal for desert-style aquascapes or as an accent against a darker base substrate in planted aquariums. It complements vibrantly colored aquatic plants and livestock, supports strong root development, and is safe for bottom-dwellers. Grain size 0.4-0.9MM; available in 3L and 8L bags. Note: may raise water hardness.
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Substrates & AquascapingUltum Nature Systems
UNS Controsand Monterey is a larger gravel decorative sand substrate with neutral tones, predominantly beige to light brown granules with dark accents, inspired by coastal beaches. Its larger granule size suits standalone accent use or mixing with fine grain sand for texture and dimension in planted aquariums. Supports strong root development and is safe for bottom-dwellers. Grain size 3-5MM; available in 3L and 8L bags. Note: may raise water hardness.
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Substrates & AquascapingUltum Nature Systems
UNS Controsand Morocco is a fine natural sand substrate for planted aquariums and aquascaping, featuring deep burgundy, brown, and red tones for desert-style aquascapes or accenting darker substrates. Its 0.4 to 0.9mm granules encourage strong root development and suit shrimp and bottom-dwelling species; usable in aquariums and terrariums. Available in 3L and 8L bags.
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Substrates & AquascapingUltum Nature Systems
UNS Controsand Pacifica is a fine-grain natural sand substrate for planted aquariums and aquascaping, comprised of deep earthy hues that work well with driftwoods. Its 0.4 to 0.9mm granules encourage strong root development and suit shrimp and bottom-dwelling species without impaction risk; also usable in terrariums. Available in 3L and 8L bags.
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Substrates & AquascapingUltum Nature Systems
UNS Controsand Santa Fe is a larger-sized natural gravel containing a mixture of light and dark pebbles, inspired by sediment found in and around naturally-occurring river banks. Its variable cool and warm hues and differing pebble sizes make it a great choice for biotope aquascaping as an accent substrate. Supports strong root development and is safe for bottom-dwellers including cory fish. Grain size 3-5MM; available in 3L and 8L bags. Note: may raise water hardness.
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Substrates & AquascapingUltum Nature Systems
UNS Controsand Sequoia is a mixed pebble gravel substrate for planted aquariums and aquascaping with a blend of warm and cool tones. Its larger 3 to 8mm granules make it a good all-purpose gravel for larger aquariums and plants with robust root systems, and it suits shrimp and bottom-dwelling species. Available in 3L and 8L bags.
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Substrates & AquascapingUltum Nature Systems
UNS Controsand Tahoe is a rounded pebble gravel decorative sand substrate with a neutral natural color palette suitable for freshwater planted aquariums and aquascaping. It works alone or blended with cosmetic sands for planted tanks, terrariums, and paludariums, supports strong root development, and is safe for bottom-dwellers. Grain size 3-5MM; available in 3L and 8L bags. Note: may raise water hardness.
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Substrates & AquascapingUltum Nature Systems
UNS Controsand Vesuvius is a chunky decorative sand substrate made from porous Black Lava Rock, supporting a healthy aquarium ecosystem and strong root development for planted aquascapes. Its inert composition suits freshwater aquariums and shrimp tanks, with grain size 4-8MM. Available in 3L and 8L bags.
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FilterUltum Nature Systems
The Ultum Nature Systems Delta Mini Surface Skimmer is a compact internal skimmer engineered for freshwater, planted, and saltwater reef aquariums from 8 to 48 gallons. Designed as a standalone skimmer for nano tanks or as supplemental filtration alongside the primary canister system, this self-adjusting unit delivers pristine surface clarity while enhancing vital gas exchange. Features rapid surface film removal, self-adjusting floating intake, enhanced surface aeration, whisper-quiet 3.5W motor with 66 GPH turnover, compact minimalist white aesthetic, and versatile application. Dimensions: 2.22 x 2.58 x 5.38 inches.
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OtherUltum Nature Systems
The UNS Drop Checker is a glass CO2 aquarium gas indicator that takes the guesswork out of pressurized CO2 dosing, shifting colors automatically based on pH fluctuations from dissolved gas: blue means low CO2, green is optimal, and yellow warns of dangerously high CO2. Available in SD in-tank suction or HD over-the-rim hang styles, the kit includes the glass drop checker and a starter 15ml bottle of indicator solution.
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OtherUltum Nature Systems
UNS Drop Checker Solution is a 30ML high-purity replacement CO2 indicator fluid for glass drop checkers, refreshing faded monitoring fluid so readings stay accurate. Blue indicates low CO2, green is optimal, and yellow warns of dangerously high CO2. Compatible with UNS drop checkers or any brand of glass monitoring hardware; fluid should be replaced every 4 to 6 weeks.
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OtherUltum Nature Systems
The UNS Dual AIO ATO is an automated all-in-one water top-off system that maintains consistent aquarium water levels lost to evaporation. A float valve sensor detects water level drops and triggers a pump to transfer freshwater from the reservoir into the tank, stabilizing water parameters and preventing salinity fluctuations; available in sizes from 30A to 90LA.
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FilterUltum Nature Systems
The UNS Dual AIO Filter Sock Conversion Kit allows hobbyists to swap out the sponge and upgrade filtration in the UNS Dual AIO rimless aquarium line, with an acrylic piece that fits filter socks into the integrated filtration system. Includes the acrylic conversion fitting and a 3D Honeycomb 200 micron mesh filter sock; also compatible with 100 micron nylon replacement socks. Compatible with all Dual AIO sizes.
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OtherUltum Nature Systems
The UNS Dual AIO Intake Guard minimizes the intake filter slot dimension on the UNS Dual AIO rimless aquarium line, preventing smaller livestock from being sucked into the filter chamber. Compatible with all Dual AIO sizes (30A, 35A, 40A, 45A, 60A, 90LA); not compatible with older AIO aquarium models. Dimensions 3.14 x 0.39 x 2.32 inches.
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FilterUltum Nature Systems
The UNS Dual AIO Media Tower is a multi-chamber filtration basket system engineered specifically for the UNS Dual AIO Rimless Aquarium line, consolidating mechanical, biological, and chemical media into a single space-efficient vertical tower. It directs 100% of chamber water flow through filter media to maximize particulate capture and absorption. Includes filter sponges and UNS Bio Blocks. Available in sizes for the 30A, 35A, 40A, 45A, 60A, and 90LA models.
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Tank & FurnitureUltum Nature Systems
UNS Dual AIO Aquarium Media Tower Designed Specifically for UNS Dual All-In-One Aquariums Organizes Biological, Mechanical, and Chemical Filtration Media Integrated Handle Allows for Quick Removal and Easy Maintenance A convenient filter media organizer designed specifically for Ultum Nature Systems' Dual All-In-One Aquariums. Featuring multiple levels of adjustable storage for biological, mechanical, and chemical filtration, the UNS Media Tower is the perfect upgrade to the filter sponge or sock and provides space to use various filtration media simultaneously within a compact footprint.
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OtherUltum Nature Systems
A designated housing that converts the rear chamber of the Ultum Nature Systems Dual AIO aquarium into a refugium, allowing for the cultivation of Chaetomorpha and other macroalgae as an efficient form of natural nutrient export. Refugiums improve filtration and increase biodiversity, giving copepods, amphipods, and other tiny organisms space to flourish in a safe, protected habitat. Held securely by an adjustable clamp and designed to accommodate the refugium light to support healthy growth; the allotted space is opaque to prevent light overspill into the main aquarium. Acrylic; 8.35 x 3.15 x 2.68 in. Light sold separately.
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Tank & FurnitureUltum Nature Systems
UNS Dual AIO Rimless Tank Glass Lids are specialized high-clarity glass covers custom-engineered to fit the exact display footprint of the UNS Dual All-In-One tank series, sitting flush over the main viewing area while leaving the rear dual-chamber filtration accessible. They provide livestock protection against jumpers, reduce evaporation, and allow full light penetration. Includes clear rimless lid clips. Available for the 30A, 35A, 40A, 45A, 60A, and 90LA Dual AIO models.
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OtherUltum Nature Systems
A rotary nozzle for UNS Dual AIO aquariums that delivers dynamic, reef-like water movement with silent, gear-free operation to reduce dead spots and enhance circulation. Integrates seamlessly for a clean, unobtrusive upgrade without the extra energy draw, heat, or footprint of traditional wave makers. Made from aquarium-safe PETG (UV-resistant and impact-tolerant) in black; recommended flow rate 120-475 GPH. Includes 1 rotary nozzle, 1 Dual AIO outflow base (20mm), 1 assembly tool, and 5 spare caps.
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FilterUltum Nature Systems
UNS Filter Tubing is premium flexible hose engineered specifically for aquarium canister filters, glassware, and stainless steel lily pipes. Featuring a tinted smoke finish, this durable filter hose seamlessly disguises internal organic matter and algae residue between routine cleanings to maintain a clean aesthetic. High-elasticity durable build resists kinking, universal fit for canister filters and lily pipes, safe and non-toxic. Available in 1/2 inch and 5/8 inch sizes, 5ft and 10ft lengths.
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OtherUltum Nature Systems
Foresta Line is a synthetic thread that is perfect for attaching plants to hardscape material or desired surfaces. It is extremely durable, will not degrade over time and comes in a green color way to blend seamlessly with a variety of aquatic and terrestrial plant species. Length: 480M / 1574.8FT.
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OtherUltum Nature Systems
The UNS Foresta Mat provides a quality foundation for aquatic and terrestrial plants, with a surface that retains the ideal amount of water to support attached species while remaining permeable for essential air flow. Pairs perfectly with the UNS Foresta Integrated Paludarium to create a beautiful live plant wall. Comes in a pack of 6 individual mats; each mat measures 4.13 x 4.13 x 0.08 inches.
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Tank & FurnitureUltum Nature Systems
The UNS Foresta Plant Holding System 132 is a space-saving vertical display modeled after the UNS 90L aquarium, with a 132-pot capacity: 90 pots on the rear waterfall wall and 42 in adjustable lower trays. It features dual ultrasonic atomizers, sliding glass doors for humidity, precision ball valve flow control, and optional UNS Delta 90 filter and Nimbus misting device bundles. Protected by U.S. Patent No. D1,125,709.
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Tank & FurnitureUltum Nature Systems
The UNS Foresta Plant Holding System 174 is a professional-grade vertical nursery with a massive 174-pot capacity: a rear wall for 90 pots and a lower section for 84 pots. It features a cascading waterfall wall, four adjustable plant trays, internal 2-pump filtration with filter socks, dual ultrasonic atomizers, sliding glass doors for humidity, and a U.S. patented design. A Nimbus misting device bundle is also available.
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