Best Selling Products

Efficient Filtration for Crystal Clear Reef Water Upgrade your sump filtration with the AquaReady Sigma-2 In-Sump Media Reactor — a compact, high-p...

Optimize Your Reef Tank Lighting with the PARwise PRO – Available at Reef Supplies Take the guesswork out of aquarium lighting with the PARwise PRO...

Clip-on Visor To prevent unwanted glare the ReefLED G2 has an optional clip-on visor to limit the direct line-of-sight to the intense light source.

Aqua Illumination Edge 44HD Mounting Bracket for 44HD.  LED fixture sold separately 

Designed to be used any place where you want to stop backflow and siphoning. These are among the highest quality check valves to be found. Relative...

Reefer DC Skimmer | Efficient. Quiet. Smart. The REEFER DC Skimmers include self-leveling technology that prevents over-skimming and full cups from...

IceCap PRO External Turf ScrubberIceCap Algae External Turf Scrubbers are an effective solution to battle algae as a natural water filter to remove...

The Blade Grow offers immense power in a thin package. Coral Grow features a LED mix that maximizes spectral peaks needed for coral photosynthesis....

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...

If you have the Neptune Systems Dissolved Oxygen Probe, then this is the direct replacement kit for that probe. The replacement kit includes 5 m...

Reef Octopus VarioS-2S/RODC-2500S Pinwheel Skimmer Impeller

The new and innovative Reef Octopus Regal 200-SSS in-sump protein skimmer supplies powerful filtration for aquariums up to 400 gallons where sum...

Rated up to: 240Gallons Holds: 900ml | Dim: 11.82″ x 7.1″ | Body Diameter: Ф5″ | Height: 20″  Recirculating : Aquatrance AQ-1200   Recirculating C...

C-Type

Canopy Mount Kit for Kessil AP700 LED Fixture.  Includes 2 - Brackets 4 - Wire Mounts 8 - Tapping Screws

Secure, Rust-Free Magnetic Probe Organizer for Modern Aquarium Monitoring | Reef Supplies Canada Magnetically Mounted Four-Probe Organizer for Aqua...