Best aquarium substrates of 2025
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Fluval 12693 Plant and Shrimp Stratum, 4.4-Pound, Black, 2 kg (Pack of 1)Free ShippingFluval
Best Value
Aqua Natural Galaxy Sand Bio-Substrate 5lb for Aquariums, Sand seeded with Start up bio-Active nitrifying BacteriaFree ShippingAqua Natural-
Fluval Bio-Stratum - 4 kg (8.8 lb)Free ShippingFluval
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Fluval Bio-Stratum Volcanic Aquarium Soil - Powder Format - 2 kg (4.4 lb)Free ShippingFluval
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Aqua Natural Sugar White Sand Bio-Substrate 5lb for Freshwater Aquariums, Sand seeded with Start up bio-Active nitrifying BacteriaFree ShippingAqua Natural
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Fluval 12697 Plant and Shrimp Stratum, 8.8-Pound, BlackFree ShippingFluval
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Aqua Natural Diamond Black 10lb, Premium Gravel and Substrate for Aquariums, Fish Tanks and terrariums, 1-2mmFree ShippingAqua Natural
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Seachem Fluorite Clay Gravel, 7.7 LbFree ShippingSeachem
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Aqua Natural Bio Substrate and Dry Substrate kit for New and existing Aquariums, Diamond Black, BIOKIT004Free ShippingAqua Natural
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Seachem Flourite Dark, 7 Kg/15.4-PoundFree ShippingSeachem
10 Aquarium Substrate deals are available from:
Amazon stores, starting from CA$17.88.
The biggest discount we found is 10%% on Fluval 12693 Plant and Shrimp Stratum, 4.4-Pound, Black, 2 kg (Pack of 1) at Amazon.
The lowest price we found is CA$17.88 while the highest is CA$63.94.
Prices for the best Aquarium Substrate deals average at CA$31.34.
Last updated on December 17, 2025.
We scanned these quality online stores and more to deliver you with the best offers online available for Aquarium Substrate.