Best Selling Products

ATI 2x39W T5 High-Output Ballast. Programmed rapid start electronic ballast engineered specifically for use with two 39 watt T5 HO fluoresc...

ELEMENTALS SulfurELEMENTALS | S for a safe and accurate correction of sulfur deficiencies.The Elementals series is designed for use with regular IC...

Fluval FX4/FX5/FX6 Bio-Foam (2 pack)   Bio Foam Pads are specially designed for FX4, FX5 and FX6 high performance canister filters.  ...

BALLING LIGHT TRACE 1-3 Micro- and Trace elements serve as a balancing solution for the Balling Light and Classic Method.   The addition...

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Plug this probe into your FMM and then place it underneath your carpet near your aquarium. Upon contact with water this probe will communicate to y...

Spears Gate Valve - 1.5 inch FPT X 1.5 inch FPT

ATI 2x54W T5 High-Output Ballast. Programmed rapid start electronic ballast engineered specifically for use with two 54 watt T5 HO fluorescent b...

The HI97115 Marine Multiparameter Photometer is a compact powerhouse for aquariums and marine biology, capable of precisely measuring pH, Alkalinit...

Fauna Marin Multi Elements B Trace Element - 1000 ml MULTIELEMENTS BTrace Element Solution for calcium reactor usersMULTIELEMENTS A and B is a comb...

Fauna Marin Multi Elements A Trace Element Complex - 1000 ml MULTIELEMENTS ATrace Element Solution for calcium reactor usersMULTIELEMENTS A and B i...

The Full Angle Adapter is a unique solution to properly lighting your aquarium. Compatible with the mounting arm, gooseneck adapter, and DIY mounti...

Danner Mag-drive / Aqua Mag Front Cover w/ O-ring (Mag Drive 5 & 7)

Loc-Line 1/2 inch Flat Slot 125 Nozzle

The DXP Series Circulation Pumps, available at Reef Supplies Canada, are perfect for use in aquariums with limited space. Thanks to their upright d...

Give Yourself The Edge - The Most Advanced Handheld Aquarium Cleaner Ever Made!FLOAT. FL!P. SCRUB. & SCRAPE. Now with TWICE the cleaning power!...

Red Sea ReefDose Tube Tip Set - 4 tips

Designed from the bottom up specifically for reef aquariums, Red Sea’s ReefDose comes with 2 or 4 bespoke (patent-pending) dosing heads th...

Attractive, Ultra Compact and Affordable Filtration   The sleek and compact Reef Octopus Classic 150SSS in-sump protein skimmer supplies p...

Introducing the ReefCans – a smart, space-saving solution for your aquarium’s top-off water needs, suitable for both freshwater and saltwater setup...