The SR Aquaristik In-Line CO2 Diffuser is ideal for using with canister filters, to reduce the unsightly look of traditional ceramic diffusers inside the aquarium. The internal ceramic diffuser atomizes CO2 into water returning from the canister filter back into...

Red Flint sand substrate is naturally occurring in the rivers and streams in nature. This enables familiar environments where sand is needed with your fish species that are not accustom to fast moving rivers that might include larger stones. Sand...

The SR Aquaristik Luminarium is a modern hanging accent aquarium that is a perfect addition to almost any setting. The unique hanging design allows the aquarium to be viewed by all sides without obstruction. The SR Luminarium is ideal for...

Great for Bubble Nests and Spawning Provides Hiding Spaces for Fry Naturally Adds Tannins and Humic Acid Anti-Fungal and Anti-Bacterial Properties Great for Freshwater Shrimp Ideal for Betta and Biotope Systems About Catappa Leaves The benefits of tannins in aquariums have...

Nature's Ocean® Base Rock is 100% premium all natural aragonite rock covered with naturally formed holes and crevices which makes for some very interesting and unique shapes and is easy to stack when creating a base for growing live coral or...

Ideal for Coral Propagation Made from high-quality stainless steel Comes complete with carrying case Tired of trying to find the right tool for the job?  The SR Aquaristik stainless steel tools are ideal for maintaining a reef aquarium. This high...

Ideal for Freshwater Aquariums Balances aquariums naturally Biologically removes ammonia and nitrite Reduces aquarium maintenance and prevents fish loss Recommended Dosage: Add 1 scoop (1ml) for every 10 gallons of aquarium water. How Often: Add Beneficial Bacteria weekly. For new...

Ideal for use with Nori Long-lasting suction cup Safe for all aquariums Gray Clown Fish Algae Clip. Perfect for feeding Nori to herbivorous fish.

Our premium coated pebbles add a beautiful touch to your aquarium or fish tank. Designed specifically for use in freshwater aquariums, our gravel will not alter the chemistry of your aquarium water and provides a great place for beneficial nitrifying...

SR Aquaristik Sump Replacement Filter Socks are generally used in filter sumps. Using a filter sock reduces maintenance and increases the efficiency of chemical and biological filter media by removing small debris that can clog or be trapped. Dimensions: (2 5/8 in....

Ideal for aquariums from 36 to 40in (90 to 100cm) Full-Spectrum LED for Optimum Plant or Coral Growth Dimmable and Customizable Light Output RGB Plus Chip Technology for a More Uniform Light Output RGB Plus Chip Technology Although RGB technology...

Compatible with SR Aquaristik 20-inch RO/DI systems; works with almost all competitors 20” systems. 5 micron Made with FDA compliant materials The SR Aquaristik HALCYON - 5 Stage Professional Grade/Store-use RODI System 20" Sediment Filter Cartridge is ideal for use...