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Ditch the Socks – Upgrade to the 7" High-Flow Filter Media CupAvailable at Reef Supplies Canada Tired of rinsing messy filter socks? Our 7" High-Fl...

AquaUV 40W Classic Transformer

The new and innovative Reef Octopus Elite 220-INT in-sump protein skimmer supplies powerful filtration for aquariums up to 530 gallons. The Reef O...

Transform your plumbing setup with the John Guest Female NPT x Push-Connect Adapter, designed to seamlessly convert any 1/8” male NPT threaded conn...

The addition of lime water is another method to increase the calcium in marine aquariums. The calcium hydroxide is dissolved in a separate c...

Optimize Your Radion: The Right Lens Kit for Every AquariumIdeal for Deep Aquariums or High Radion MountingHigher PAR, Narrower FocusCompatible wit...

HYDROS Control Power Supply (w/ Terminator) HYDROS Control Power SupplyAllows you to power the HYDROS Control.   This power adapter is NOT compatib...

Max Flow: 4220 GPH (16000LPH) | Max Head: 29.5 FT (9M) The VarioS 10 is a pressure-rated circulation pump that features a detachable controller, a ...

The All-New Hydra® 64HD and Hydra® 32HD are here with more of what you love.   More LEDs. More Power. More Color. More Refined.   With over 20% ...

Hydra 26 / 52 HD Fan

Replacement ReefDose Head for ReefDose 2 and ReefDose 4

Max Flow: 4,500gph | 11~32watts | 80 - 500+ gallonsIncludes: Pulse 4 pump onlyThe new Octo Pulse 4 is a fully controllable flow pump that moves up ...

Monitor Passing Water FlowThe HYDROS Flow Sensors are easy-to-install flow meters that communicate to the HYDROS app the flow rate of water passing...

HYDROS Minnow is an aquarium controller with two micro-liquid dosing pumps for precise dosing of two-part and trace elements. It can handle essenti...

Reef Octopus VarioS-2/RODC-2500 Return Pump Impeller

Real-time Monitoring of Dissolved Oxygen in Many Aquariums is a Great Safety Net Many marine aquarists only give the oxygen content in their...

DISSOLVED OXYGEN PROBE   While the cost of the Dissolved Oxygen Module – PM3 is very reasonable, the down side is that the DO probe itse...

Efficient Filtration for Crystal Clear Aquarium Water Maximize water quality in your reef or marine tank with the AquaReady Sigma-1 In-Sump Media R...

OCEAN DIRECT™ Live Sand stands apart from every other “live sand” on the market. Using patented Sea Breathe™ technology, Ocean Direct™ preserves ge...