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Tanks, stands, lids
Canister filters, HOBs, protein skimmers, rollmats
Planted LEDs, high-actinic coral LEDs
Heaters, chillers, electronic controllers
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
Chosen by aquarists
465 matching items · Most used first
SupplementationUltum Nature Systems
The UNS Micro CO2 Bubble Counter provides a crystal-clear visual of CO2 dosing rates with an integrated check valve that prevents aquarium water from backflowing into the solenoid and regulator. It features a smart top-facing quick-fill port with an included syringe, mounts directly to the UNS Micro CO2 Regulator, and is built from high-clarity acrylic with a machined alloy base.
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SupplementationUltum Nature Systems
The UNS Micro CO2 Complete Kit is a 7-piece all-in-one pressurized CO2 system built for nano and desktop aquariums under 15-20 gallons. It includes a micro regulator with gunmetal aluminum finish, integrated low-heat 12V DC solenoid, bubble counter with built-in check valve, 95g disposable CO2 cartridge, cylinder stand, 5 ft of pressure tubing, and a small ceramic diffuser.
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SupplementationUltum Nature Systems
A precision-machined alloy adapter that lets the compact UNS Micro Regulator screw directly onto refillable UNS Paintball CO2 Cylinders (16oz and 24oz) for longer gas runtimes and lower long-term operating costs than disposable cartridges. Durable, leak-free machining provides an airtight seal with quick twist-on installation. Designed exclusively for the UNS Micro Regulator and paintball-style cylinder threads; not compatible with large standard CGA320 bulk tanks. Micro Regulator and cylinders sold separately.
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SupplementationUltum Nature Systems
The UNS Micro CO2 Regulator is the smallest model in the UNS lineup, an ultra-compact aluminum regulator in gunmetal finish for nano planted aquariums. It offers adjustable pressure control from 25-60 PSI and connects directly to standard 95g disposable threaded CO2 cartridges; a solenoid and bubble counter can be added for automation and flow monitoring.
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SupplementationUltum Nature Systems
The UNS Micro CO2 Regulator Kit bundles an ultra-compact aluminum regulator in gunmetal finish, a silent low-heat electronic solenoid, and a bubble counter with integrated check valve for nano planted aquariums and desktop aquascapes. It maintains 25-60 PSI operating pressure and pairs with the 95g UNS disposable CO2 cartridge.
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SupplementationUltum Nature Systems
The UNS Micro CO2 Solenoid is an electronic magnetic valve that automates CO2 injection schedules by plugging into a standard light timer or smart plug. It runs on cool, silent 12V DC power, has an ultra-compact footprint for mounting directly to the UNS Micro CO2 Regulator, and includes a 12V DC power adapter.
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OtherUltum Nature Systems
The UNS Microfiber Towel offers a soft, ultra-absorbent cleaning solution engineered specifically for aquascaping maintenance. Finished in a sleek dark grey color with an embroidered UNS logo, this premium maintenance towel easily lifts water spots, fingerprints, and dust without scratching glass surfaces or leaving residue behind. Features ultra-soft scratch-free weave, lint-free water and spot removal, convenient hang loop, and embroidered UNS branding. Measures 16 x 16 inches; safe for glass and acrylic tanks as well as LED housings and cabinet surfaces.
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SupplementationUltum Nature Systems
The UNS Mini Dual Stage CO2 Regulator takes 700+ PSI cylinder pressure and tames it into a safe, steady stream for your aquarium. Features an advanced dual-stage failsafe that eliminates end-of-tank dumps, an integrated 12V DC solenoid for timer automation, pre-installed CGA320 adapter plus a paintball adapter for universal tank compatibility, adjustable 0 to 50 PSI output, and a built-in pressure relief safety valve. Includes the regulator, solenoid and 12V power adapter, precision bubble counter, both tank adapters, and a setup tool set with replacement O-rings.
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FilterUltum Nature Systems
The UNS Mini Protein Skimmer is a compact drop-in protein skimmer for improved filtration in saltwater reef aquariums, reducing organic impurities by injecting bubbles into the water to remove proteins and amino acids from decomposing waste. It integrates seamlessly into the UNS Dual AIO rimless aquarium line and is suitable for saltwater aquariums up to 25 gallons. Max flow rate 79 GPH, 3.5W DC12V power.
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LightsUltum Nature Systems
UNS Mini Refugium Light Fixture w/ Magnetic Mount Compact Refugium Light for Macroalgae Growth Simple Mounting Arm for Aquariums up to 21 mm Thick Adjustable Output with Inline Controller IP63 Rated for Water Resistance A dedicated refugium light helps turn a small rear chamber or sump section into a more productive space for natural nutrient export. By providing consistent, targeted illumination for Chaetomorpha and other macroalgae, the UNS Mini Refugium Light supports healthy growth while helping the refugium perform its role in the overall filtration system.
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LightsUltum Nature Systems
A low-profile LED light for saltwater tanks, built to drive strong photosynthesis in nutrient-exporting macroalgae. The clip-on model uses a rugged, universal 21mm rim clamp that snaps onto almost any standard rimless glass or acrylic panel, delivering focused, usable PAR where the algae bed needs it. Features a targeted macroalgae spectrum (6000K white, deep reds, violet, and blue) for Chaetomorpha and Caulerpa, adjustable color modes and dimming, a smart inline timer with memory, and IP63 moisture-resistant construction. Includes the LED fixture, clamp assembly, inline timer and dimmer controller, and AC power supply. 10W; ~50,000-hour LED lifespan.
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LightsUltum Nature Systems
A low-profile LED light for saltwater setups, built to drive photosynthesis in macroalgae tucked into rear AIO chambers or under-cabinet sumps. Engineered specifically for UNS Dual AIO aquariums and UNS Reef System sump lids, with a heavy-duty magnetic backing for tool-free mounting. Features a targeted macroalgae spectrum (6000K white, deep reds, violet, and blue) for Chaetomorpha and Caulerpa, 8 color modes and 10 dimming levels, and a smart inline timer with memory. Includes the LED fixture, inline timer and dimmer controller, and AC power supply. 10W; ~50,000-hour LED lifespan.
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OtherUltum Nature Systems
UNS Nimbus Misting Nozzle Clips are a 4-pack of custom-molded mounting brackets engineered exclusively for UNS Nimbus Smart Misting System spray nozzles, mounting them directly onto rimless aquarium glass for targeted humidity coverage. A single 4-pack positions up to four nozzles across displays up to 3ft by 2ft for emersed Buce, moss walls, and hybrid paludarium layouts.
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OtherUltum Nature Systems
The UNS Nimbus Smart Misting System is an automated humidity solution engineered to recreate tropical microclimates in terrariums, paludariums, and vivariums with an ultra-fine, consistent fog. It features customizable schedule programming, a 3.17-gallon external water reservoir, 4 adjustable spray nozzles (expandable to 5), built-in water level detection with auto shut-off, and energy-efficient 20W operation.
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FilterUltum Nature Systems
The UNS Paludarium Bulkhead set is an official plumbing accessory kit engineered specifically for the Ultum Nature Systems Paludarium E Series, including the UNS 45E and 60E tanks. With the pre-drilled 40mm rear plumbing ports on UNS E Series tanks, these bulkhead fittings allow you to connect external filtration seamlessly through the back of the aquarium. This listing includes two complete bulkhead fitting sets for inflow and outflow; UNS Paludarium tanks and Delta canister filters are sold separately. Compatible with UNS Delta 30, 60, and 90 canister filters.
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Tank & FurnitureUltum Nature Systems
A set of fitted glass lids and clips made specifically for the UNS 45E or 60E Paludarium to transform an open paludarium into a closed enclosure. Includes 2 paludarium glass lids and a clip set. Tank not included; available for the UNS 45E or 60E with black or white clips.
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SupplementationUltum Nature Systems
UNS Plant Food Max is a nutrient-rich all-in-one liquid fertilizer (500ml) providing essential macro and micronutrients for established, densely planted aquariums such as high-tech, stem plant-heavy, and Dutch-style aquascapes. It is invertebrate-safe for shrimp and snails, prevents yellowing and stunted growth, and is dosed at 1 pump per 5 gallons every other day.
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SupplementationUltum Nature Systems
UNS Plant Food Min is a moderately concentrated liquid plant fertilizer (500ml) formulated for new aquariums, low-tech setups, Iwagumi layouts, and tanks with heavy bioloads or nutrient-rich substrates. It delivers balanced potash, magnesium, and chelated micronutrients without overloading the water column, is safe for shrimp, snails, and fish, and is dosed at 1 pump per 5 gallons every other day.
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Tank & FurnitureUltum Nature Systems
A mechanical pre-filter pad and first line of defense for aquarium filtration, designed to fit UNS Reef Systems. Its multi-layer honeycomb structure captures detritus and fine debris before they reach filter socks, extending sock lifespan and improving overall efficiency. Easy to install, remove, and rinse; compatible with UNS R60, R75, R90, R120, R150, R180, and Peninsula models. Includes 2 pads.
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Tank & FurnitureUltum Nature Systems
Glass lids designed for the UNS Prism line of rimless tanks (20TM, 25TM, 30TM), with mitered edges that sit inset for extra security and a center hole for ventilation and easy removal. Tank not included.
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OtherUltum Nature Systems
Ultra-flexible, medical-grade silicone airline tubing that stays soft, kink-free, and easy to work with, unlike standard plastic tubing that turns stiff and brittle. The naturally kink-resistant memory design keeps a smooth flow of air around tight corners, and an anti-static coating repels dust and lint. High-elasticity material stretches over rigid plastic or glass connections for a tight, airtight grip. Includes a precut 2-meter (6.56 ft) roll with standard 4/6mm fitting dimensions (4mm inner, 6mm outer diameter).
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OtherUltum Nature Systems
10-inch (25 cm) straight aquascaping tweezers crafted from rust-resistant stainless steel with a sleek matte black finish. Straight tips with fine micro-serrations hold plant stems securely without crushing delicate foliage or roots, providing vertical reach and downward leverage to anchor tissue cultures, hairgrass plugs, and deep-root stems into aquasoil. The aquarium-safe inert coating will not leach chemicals; ideal for stem and carpeting plants in nano to medium aquariums.
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OtherUltum Nature Systems
10-inch (25 cm) matte-black straight aquascaping scissors for heavy bulk trimming of stem plants, background shaping, and open-water foliage maintenance. Precision-ground, corrosion-resistant stainless steel blades slice cleanly through thick stem groups without crushing plant stems or tearing vascular tissue. The Pro tail grip (finger rest) adds leverage and reduces hand fatigue during long maintenance sessions.
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OtherUltum Nature Systems
10-inch (25 cm) matte-black aquascaping scissors with an ergonomic offset S-curve profile for trimming dense carpet lawns like Monte Carlo and Dwarf Hairgrass. The signature wave design keeps the blades parallel to the substrate while the hand stays elevated, and dual finger-rest tails reduce hand fatigue during long sessions. Razor-sharp, corrosion-resistant stainless steel blades deliver clean cuts without tearing foliage or pulling roots.
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OtherUltum Nature Systems
10-inch (25 cm) straight aquascaping tweezers precision-machined from rust-resistant stainless steel with a clean grey finish. Straight tips with fine micro-serrations hold plant stems securely without crushing delicate foliage or roots, providing vertical reach and downward leverage to anchor tissue cultures, hairgrass plugs, and deep-root stems into aquasoil. The aquarium-safe inert coating will not leach chemicals; ideal for stem and carpeting plants in nano to medium aquariums.
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OtherUltum Nature Systems
10-inch (25 cm) matte-grey straight aquascaping scissors for heavy bulk trimming of stem plants, background shaping, and open-water foliage maintenance. Precision-ground, corrosion-resistant stainless steel blades with a non-glare industrial finish slice cleanly through thick stem groups without crushing plant stems or tearing vascular tissue. The Pro tail grip (finger rest) adds leverage and reduces hand fatigue during long maintenance sessions.
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OtherUltum Nature Systems
10-inch (25 cm) matte-grey aquascaping scissors with an ergonomic offset S-curve profile for trimming dense carpet lawns like Monte Carlo and Dwarf Hairgrass. The signature wave design keeps the blades parallel to the substrate while the hand stays elevated, and dual finger-rest tails reduce hand fatigue during long sessions. Razor-sharp, corrosion-resistant stainless steel blades with a non-glare industrial finish deliver clean cuts without tearing foliage or pulling roots.
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OtherUltum Nature Systems
The UNS Pro Check Valve is machined from aluminum alloy and rated for high pressure, preventing backflow of aquarium water into air pumps and CO2 regulators. Unlike plastic check valves, it resists cracking and leaks and can be disassembled and rebuilt as needed.
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SupplementationUltum Nature Systems
The UNS Pro CO2 Manifold Block is an add-on extension designed to clip directly onto your existing UNS Pro Dual Stage Regulator. By stacking these modular blocks together, you can split your carbon supply to feed multiple independent aquariums from just one gas cylinder. Features ultra-precise needle valves for independent bubble count control, integrated bubble counter and check valve for visual flow tracking and backflow protection, and leak-proof mounting. Compatible exclusively with the UNS Pro Dual Stage CO2 Regulator. Available in 1 Manifold ($34.99), 2 Pack ($62.99), 3 Pack ($89.99), and 5 Pack ($124.99).
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SupplementationUltum Nature Systems
Clear CO2 tubing engineered from heavy-duty thermoplastic polyurethane (TPU), combining structural rigidity to safely handle high working pressures with the flexibility to navigate cabinet layouts. The kink-resistant memory design keeps the daily gas dose consistent even around tight corners, and an anti-static, dust-resistant coating keeps the lines looking pristine. Includes a precut 3-meter (9.84 ft) roll with standard 4/6mm dimensions (4mm inner, 6mm outer diameter).
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