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Stainless Steel Curved Spring ScissorsOther

Ultum Nature Systems

Stainless Steel Curved Spring Scissors

Feel the Difference with UNS Premium Aquascaping Tools Slightly Curved Tip for Easy Foreground Plant Trimming Ideal for Detailed Trimming & Nano Aquariums Stainless Steel - Rust Resistant Available in Traditional Stainless or Black Stainless Ultum Nature Systems stainless steel tools are made by hobbyists for hobbyists. Crafted with quality materials, the UNS line of essential aquascaping tools are rust-resistant, durable, and are meant to become a permanent part of the aquarist’s tool belt.

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Stainless Steel FlattenerOther

Ultum Nature Systems

Stainless Steel Flattener

Feel the Difference with UNS Premium Aquascaping Tools Easily Create Uniform Substrate Levels or Slopes Stainless Steel - Rust Resistant Double-Ended for Hard-to-Reach Areas Ultum Nature Systems stainless steel tools are made by hobbyists for hobbyists. Crafted with quality materials, the UNS line of essential aquascaping tools are rust-resistant, durable, and are meant to become a permanent part of the aquarist’s tool belt.

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Stainless Steel Straight Fine Tip PinsettesOther

Ultum Nature Systems

Stainless Steel Straight Fine Tip Pinsettes

Feel the Difference with UNS Premium Aquascaping Tools Great for General Planting Serrated Tips to Prevent Uprooting Stainless Steel - Rust Resistant Ultum Nature Systems stainless steel tools are made by hobbyists for hobbyists. Crafted with quality materials, the UNS line of essential aquascaping tools are rust-resistant, durable, and are meant to become a permanent part of the aquarist’s tool belt.

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Stainless Steel Straight ScissorsOther

Ultum Nature Systems

Stainless Steel Straight Scissors

Feel the Difference with UNS Premium Aquascaping Tools Ideal for Bulk Plant Trimming Stainless Steel - Rust Resistant Available in Traditional Stainless or Black Stainless Ultum Nature Systems stainless steel tools are made by hobbyists for hobbyists. Crafted with quality materials, the UNS line of essential aquascaping tools are rust-resistant, durable, and are meant to become a permanent part of the aquarist’s tool belt.

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Stainless Steel U-Bend Tubing ConnectorSupplementation

CO2Art

Stainless Steel U-Bend Tubing Connector

Keep Your CO2 Tubing Organized and Kink-Free Three sizes available Made from high-quality stainless steel Suction cup mounts included This unique U-bend tubing connector is made of high-quality stainless steel, bringing an elegant look to your planted display. The perfect accessory for keeping your tubing tidy and free from kinks.

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Stainless Steel Wave ScissorsOther

Ultum Nature Systems

Stainless Steel Wave Scissors

Feel the Difference with UNS Premium Aquascaping Tools Great for General Trimming & Detailing Quality Build with Sharp Blades Stainless Steel - Rust Resistant Ultum Nature Systems stainless steel tools are made by hobbyists for hobbyists. Crafted with quality materials, the UNS line of essential aquascaping tools are rust-resistant, durable, and are meant to become a permanent part of the aquarist’s tool belt.

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Standard Aquarium Controller Board - BlackTank & Furniture

Adaptive Reef

Standard Aquarium Controller Board - Black

The Adaptive Reef Standard Aquarium Controller Board (Black) organizes controller modules, power supplies, and cords with 9 cord cutouts, rear rails, and an internal shelf, keeping aquarium electronics tidy and protected from splashes.

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Tank & Furniture

Aqueon

Standard Glass Rectangle Aquarium

Aqueon's Standard Glass Rectangle Aquarium is a classic glass fish tank with black trim and clean silicone edges, offered in a wide range of sizes for freshwater or marine setups. Larger models include one-piece center-braced frames that eliminate glass bowing.

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Standard RO Membrane HousingFilter

Bulk Reef Supply

Standard RO Membrane Housing

These standard RO membrane housings are long-lasting and offer wide membrane compatibility. Membrane housings are relatively standard across the industry, and these housings will fit standard 10" RO membranes, such as the popular Dow Filmtec 75 GPD membranes.

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Star WoodSubstrates & Aquascaping

Ultum Nature Systems

Star Wood

Star Wood brings a bold, architectural feel to your aquascape with its long, straight branches and naturally pointed tips. It has the smooth texture of Manzanita Wood but with sharper edges for a bolder, more directional look, perfect for structured layouts, dramatic slopes, or branching designs.

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Start UpOther

Prodibio

Start Up

The Prodibio Start Up kit starts a new aquarium within hours using live bacteria strains and additives that kick-start biological filtration. BioDigest Start populates the tank with live bacteria that consume waste and reduce ammonia, lowering nitrates and preventing filamentous algae, while Stop Ammo Start traps ammonia and reduces nitrite production. Hardy fish can be added within 12 hours. Dose all vials for the tank size in one sitting: 0-14 gal 2 vials, 15-29 gal 4 vials, 30-49 gal 6 vials, 50-94 gal 12 vials, 95-1000 gal 30 vials. Glass vials filled with argon or nitrogen keep nutrients fresh without refrigeration.

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Start Up BettaWater Purification

Prodibio

Start Up Betta

Cycling Kit for Betta Fish Helps with Biological Filtration in New Setups Includes Bett'Activ Water Conditioner 1 Box Treats up to 7.5 Gallons The Start Up Betta kit pairs Prodibio Bett'Activ and AquaBacter. It allows for the use of tap water in Betta aquariums and provides the necessary bacteria for a strong and efficient nitrogen cycle.

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Start Up Cycle KitSupplementation

Prodibio

Start Up Cycle Kit

Prodibio Start Up Cycle Kit is a two-part aquarium startup system combining BioDigest Start beneficial bacteria with Stop Ammo Start ammonia protection to rapidly establish biological filtration; dose one ampoule each every 15 days.

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Start Up GoldfishWater Purification

Prodibio

Start Up Goldfish

The Prodibio Start Up Goldfish kit pairs Gold'Activ water conditioner (removes chlorine and chloramines, traps ammonia) with Aqua'Bacter cold-water nitrifying bacteria to cycle new goldfish aquariums; each box treats up to 7.5 gallons.

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Starter Pack TDO Chroma BOOSTOther

Reef Nutrition

Starter Pack TDO Chroma BOOST

Every Size of Food For Fish From 1/4" up to Full Grown! Reef Nutrition by Reed Mariculture TDO Chroma BOOST food is granulated and pelletized then "top dressed" with Haematococcus Algae providing an excellent source of astaxanthin leading to healthy animals that are able to show off their vibrant colors.

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STD-80 Aquarium Aluminium StandTank & Furniture

J&Y

STD-80 Aquarium Aluminium Stand

The STD-80 Aquarium Aluminium Stand is a premium-quality aquarium cabinet designed to provide exceptional strength, long-lasting durability, and a clean modern appearance. Built with a robust aluminum frame for a stable, reliable foundation; resistant to moisture, corrosion, and daily wear. Unlike traditional wooden cabinets, highly resistant to water damage — ideal for reef, marine, and freshwater aquariums.

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STELLAR Hybrid Light Fixture Extension Kit AquaristicLights

Giesemann

STELLAR Hybrid Light Fixture Extension Kit Aquaristic

STELLAR Hybrid Light Extension Kit Easily extend the distance between the main banks of LED lights in your STELLAR Hybrid fixture. This kit provides the parts needed to create additional space between the light banks, helping you achieve better coverage and flexibility for your aquarium setup.

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STELLAR Hybrid Light Fixture Shortening Kit AquaristicLights

Giesemann

STELLAR Hybrid Light Fixture Shortening Kit Aquaristic

Fine-Tune Your Giesemann Stellar Hybrid Fixture The Stellar Hybrid Shortening Kit reduces the space between the main lighting sections by approximately 3 inches, making it easier to fit smaller LED modules or achieve a tighter layout. Available in your choice of Iridium or White to perfectly match your Stellar Light Fixture.

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STELLAR Marine Iridium LED Light Fixture AquaristicLights

Giesemann

STELLAR Marine Iridium LED Light Fixture Aquaristic

Bring Out the Best in Your Reef Hybrid LED Fixture for Reef Aquariums Focused Spectrum for Coral Growth and Color Slim, Elegant, and Built to Last Flexible Mounting Options Available 3-Channel Control with Optional lynk Controller The Giesemann Stellar LED Marine Version transforms your reef lighting setup by combining sleek design with powerful performance. This hybrid LED fixture is designed to complement your existing lights, filling in gaps and boosting coral coloration with a carefully tuned spectrum focused heavily in the blue range (400-480 nm).

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STELLAR Marine White LED Light Fixture AquaristicLights

Giesemann

STELLAR Marine White LED Light Fixture Aquaristic

Bring Out the Best in Your Reef Hybrid LED Fixture for Reef Aquariums Focused Spectrum for Coral Growth and Color Slim, Elegant, and Built to Last Flexible Mounting Options Available 3-Channel Control with Optional lynk Controller The Giesemann Stellar LED Marine Version transforms your reef lighting setup by combining sleek design with powerful performance. This hybrid LED fixture is designed to complement your existing lights, filling in gaps and boosting coral coloration with a carefully tuned spectrum focused heavily in the blue range (400-480 nm).

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STELLAR Tropic Iridium LED Light Fixture AquaristicLights

Giesemann

STELLAR Tropic Iridium LED Light Fixture Aquaristic

Bring Out the Best in Your Planted Tank Hybrid LED Fixture for Freshwater Aquariums Optimized Spectrum for Plant Growth and Color Slim, Elegant, and Built to Last Flexible Mounting Options Available 3-Channel Control with Optional Lynk Controller The Giesemann Stellar LED Tropic Version brings vibrant, natural light to your planted aquarium with a sleek design and powerful performance. Engineered to complement your existing lights, this hybrid LED fixture uses a refined RGB/W spectrum tuned specifically for freshwater plants, promoting lush growth and healthy coloration while minimizing algae formation.

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Stick-On ThermometerOther

Bulk Reef Supply

Stick-On Thermometer

The Bulk Reef Supply Stick-On Thermometer is a liquid-crystal thermometer that adheres to the outside of an aquarium glass panel for an unobtrusive temperature readout. It displays temperature in both Fahrenheit and Celsius via a simple color indicator, covering a range of 64-93 F (18-34 C).

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Stingray Magnetic Frag RackOther

AvidAqua

Stingray Magnetic Frag Rack

Secure, Expandable, and Built to Last Magnetically Attached, Expandable 12-Frag Rack Reef-Safe, Leak-Proof Magnets with Double-Sealed ABS Patent-Pending Slide-Loc® System Holds Frags Securely in Place Includes 30-Degree Adapter for Optimal Light Exposure Anti-Slip Silicone Cover Prevents Rack Rotation Compatible with Other ModMag Accessories for Customization The Stingray Magnetic Frag Rack offers a secure and expandable solution for coral growers who demand durability. Unlike traditional frag racks that rely on glued acrylic magnetic encasements prone to leaks and rust, the Stingray features the ModMag attachment system—ultrasonically double-sealed ABS magnets designed to remain completely reef-safe for years inside your tank.

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Stingray NextLevel Frag Rack Add-OnOther

AvidAqua

Stingray NextLevel Frag Rack Add-On

Take Your Frag Rack to the Next Level Add Another Level to Your Stingray Frag Rack Includes NextLevel Adapter for Seamless Expansion Patent-Pending Slide-Loc® System Prevents Frag Toppling 30-Degree Angle Adapter Helps Frags Capture More Light Compatible with Existing ModMag System (Sold Separately) Expand Your Frag Rack Capacity The Stingray NextLevel Frag Rack Accessory is the perfect solution for reef keepers looking to expand the capacity of their existing Stingray frag rack or any other frag rack equipped with the ModMag system. This 12-frag add-on rack gives you the flexibility to build vertical frag structures, saving valuable space in your aquarium.

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StoneFix Aquascaping CementOther

Aquaforest

StoneFix Aquascaping Cement

Aquaforest's StoneFix is a highly efficient, quickly bonding cement-based glue perfect for connecting large rock structures while aquascaping. Take full creative control of your aquarium aquascape -- bond live rock or ceramic rock, inside or outside of the aquarium, with this non-toxic compound that is reef-safe and easy-to-use.

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