Canada’s Best-Selling Reef & Aquarium Gear – Trusted by Professionals

If aquarists across Canada trust us with their high-dollar, high-performance reef and saltwater aquarium equipment, so can you. From professional reef keepers to dedicated hobbyists, our customers rely on Reef Supplies Canada for top-quality aquarium pumps, protein skimmers, lighting, and filtration systems.

Discover our top 95 best-selling products from the past 12 months. These customer favorites include premium aquarium equipment, essential reef supplies, advanced controllers, and trusted brands like Neptune Systems, EcoTech Marine, Red Sea, and Kessil. From protein skimmers and LED lighting to salt mixes and water testing equipment, these are the products that reef enthusiasts trust most.

Let the true professionals help you get your gear in place – expert advice, premium reef products, and reliable service. These are our best-selling reef supplies, tested and proven to perform in the most demanding saltwater setups.

Shop our best sellers now and upgrade your aquarium with confidence.

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Reef Supplies
RS Premium Bulk DI Resin - Color Changing

Original Price $23.99

Current Price $21.35 CAD

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Made in the USA - Canada’s Best-Selling Color Changing DI Resin. Fills One 10" DI CartridgeShips in mylar bag Experience unmatched confidence wit...
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Original Price $23.99

Current Price $21.35 CAD

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Reef Supplies
Granular Ferric Oxyde GERMAN HIGH CAPACITY- Bulk GFO (16 oz)

Original Price $23.99

Current Price $21.35 CAD

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What is the difference between regular and HC German GFO? The main difference is that HC is roughly 1.5 times more effective at removing P...
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Original Price $23.99

Current Price $21.35 CAD

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Hanna
Hanna Saltwater Aquarium Alkalinity Colorimeter (dKH) Reagents for HI772 (25 Tests)

$17.99 CAD

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REFILL KIT FOR HI772 Get accurate results for your saltwater aquarium with our simple handheld colorimeter. Our alkalinity c...
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$17.99 CAD

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Polyp Lab
Polyp Lab High performance activated carbon in bulk - Pelleted (per pound)

$14.99 CAD

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SOLD BY THE POUND pH balanced Comes in pelleted format Minimal phosphate levels Huge surface area It is not acid-washed, so it does not l...
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$14.99 CAD

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Red Sea
Red Sea Coral Pro 175 gallon salt mix (175 gallon)

$139.99 CAD

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Specially formulated for the use with reverse osmosis water Red Sea is please to announce the addition of an innovative new salt formula designed t...
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$139.99 CAD

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Neptune
Neptune Systems Trident Reagent Kit - 6 month

$156.75 CAD

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Contains 3x 2-month reagent kits (based on the default testing schedule of 4-Alk/2-Ca/2-Mg per day). The 2month reagent kit has at least 240 alka...
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$156.75 CAD

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Dow Filmtec
Dow/DUPONT Filmtec Reverse Osmosis Membrane - 100GPD

Original Price $52.99

Current Price $47.16 CAD

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DOW FILMTEC™ Next Generation Home RO Elements Dow's next generation elements have been precisely designed and will replace existing DOW FIL...
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Original Price $52.99

Current Price $47.16 CAD

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Instant Ocean
Reef Crystals Salt Mix - 200G Box

Original Price $99.99

Current Price $89.00 CAD

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Enriched formulation. Optimum effectiveness. Formulated specially for use in reef aquariums, Reef Crystals® contains essential ocean reef elements ...
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Original Price $99.99

Current Price $89.00 CAD

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Marco
Marco Rock Key Largo - Regular (40 lbs)

Original Price $264.99

Current Price $218.99 CAD

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Marco Rock - Premium Dry Key Largo 40 lbs Each box is hand packed by a reef tank enthusiast to ensure you will get what you need and want for your ...
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Original Price $264.99

Current Price $218.99 CAD

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Instant Ocean
Instant Ocean Salt Mix - 200G Box

Original Price $75.99

Current Price $68.00 CAD

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Instant Ocean® Sea Salt is the most carefully formulated and universally preferred sea salt in the world. The #1 choice of hobbyists, public aquari...
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Original Price $75.99

Current Price $68.00 CAD

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Hanna
Hanna Marine Nitrate High Range Reagents (25 tests) - HI 782 - 25 (NEW NO3)

$26.99 CAD

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HI782-25 Marine Nitrate High Range Reagents are for use with the HI782 Marine Nitrate High Range Checker HC. They are manufactured in our state...
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$26.99 CAD

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ESV
ESV B-Ionic Calcium Buffer 2-part Concentrate System (2 x 1 gallon)

Original Price $51.99

Current Price $46.27 CAD

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B-Ionic Calcium 2-part Buffer is the original, unique, easy to use, two-component liquid supplement system. When using equal volumes of each compon...
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Original Price $51.99

Current Price $46.27 CAD

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Red Sea
Red Sea Reef Energy Plus AB+ (1000ml)

$65.99 CAD

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REEF ENERGY PLUS All-In-One Coral Superfood An all-in-one superfood that will have your corals thanking you, delivering better growth, higher resi...
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$65.99 CAD

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Reef Supplies
RS high performance activated pelleted carbon - (1 lbs bulk)

Original Price $11.99

Current Price $10.67 CAD

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Introducing our revolutionary Pelleted High Performance Activated Carbon – the ultimate solution for achieving unparalleled water purification and ...
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Original Price $11.99

Current Price $10.67 CAD

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Red Sea
Red Sea 175 gallon sea salt mix - Blue Bucket (175 gallon)

$139.99 CAD

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Specially formulated for the use with reverse osmosis water Red Sea is please to announce the addition of an innovative new salt formula designed t...
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$139.99 CAD

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Neptune
Neptune Systems Trident Reagent Kit - 2 month

$70.75 CAD

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2-month reagent kit (based on the default testing schedule of 4-Alk/2-Ca/2-Mg per day). The reagent kit has at least 240 alkalinity tests and 120 ...
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$70.75 CAD

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Dow Filmtec
Dow/DUPONT Filmtec Reverse Osmosis Membrane - 75GPD

Original Price $44.99

Current Price $40.04 CAD

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DOW FILMTEC™ Next Generation Home RO Elements Dow's next generation elements have been precisely designed and will replace existing DOW ...
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Original Price $44.99

Current Price $40.04 CAD

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Save $4.95
Save $-77.99

Hanna
Hanna Saltwater Aquarium Alkalinity Colorimeter (dKH) Checker - HI-772

$77.99 CAD

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Get accurate results for your saltwater aquarium with our simple handheld colorimeter. Our alkalinity colorimeter bridges th...
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$77.99 CAD

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Save $-379.55

Aqua Illumination
Aqua illumination Nero 5 Wavemaker

$379.55 CAD

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Introducing the new Nero 5 with improved magnet by Aqua Illumination Up to 3,000gph Don’t be fooled by its compact demeanor! The Nero 5 punches...
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$379.55 CAD

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Ink Bird
InkBird Smart WiFi Aquarium Heater Controller

Original Price $74.95

Current Price $65.95 CAD

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The InkBird WiFi Aquarium Heater Controller Features Dual Protection: The aquarium temperature controller is equipped with 2 rela...
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Original Price $74.95

Current Price $65.95 CAD

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Hanna
Hanna Marine Nitrate High Range Checker - HI 782

$77.99 CAD

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he HI782 Marine Nitrate High Range Colorimeter is specifically designed to quickly and accurately determine high levels of nitrate for saltwate...
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$77.99 CAD

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Hanna
Hanna Marine Salinity Tester HI98319

$115.99 CAD

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Designed to bring simplicity to salinity testing during the any process, the HI98319 Marine Salinity Tester measures conductivity (EC) to deter...
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$115.99 CAD

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Aqua Illumination
Aqua Illumination Prime 16HD Reef & Marine - Black Body

Original Price $399.99

Current Price $359.00 CAD

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Prime™ 16HD Reef Huge Light in a Tiny Package HD Power No longer are you limited to using a fixed amount of power per channel, the Prime 16HD dy...
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Original Price $399.99

Current Price $359.00 CAD

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Red Sea
Red Sea ReefMat Replacement Fleece Roll - 1200

$56.99 CAD

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Red Sea ReefMat 1200 Fleece-Roll Length: 35m / 115 feet Width: 17cm / 6.7"

$56.99 CAD

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