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SHIPPING PROMO: Now offering free shipping to ALL provinces on orders over $129 (overweight shipping fees may apply)

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Magnesium Additives

  • ESV B-Ionic Magnesium - 1 gallon
    Sale
    ESV

    ESV B-Ionic Magnesium - 1 gallon

    Original Price $43.95
    Current Price $41.95 CAD
    2 in stock

    Through the chemical process known as "ion-pairing", magnesium ion concentration influences the saturation point for calcium corbonate in solut...

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    Original Price $43.95
    Current Price $41.95 CAD
    Sale
    2 in stock
  • Bulk Magnesium Chloride / Sulfate - Makes 1 Gallon
    Sale
    Reef Supplies

    RS Bulk Magnesium Chloride / Sulfate - Makes 1 Gallon

    Original Price $32.99
    Current Price $19.99 CAD
    30 in stock

    Bulk Magnesium Chloride / Sulfate - Makes 1 gallon of solution - Contains 5 parts MG chloride and 3 parts MG Sulfate - WILL NOT disturb ionic balan...

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    Original Price $32.99
    Current Price $19.99 CAD
    Sale
    30 in stock
  • Red Sea Reef Foundation C Elements - Mg (1000ml)
    Red Sea

    Red Sea Reef Foundation C Elements - Mg (1000ml)

    $40.99 CAD
    2 in stock

    Red Sea Reef Foundation C (Mg): A blend of Magnesium salts. Concentration: 1ml will raise the Mg level of 100 liters (25gal) by 1ppm.

    $40.99 CAD
    2 in stock
  • Red Sea Reef Foundation C Elements - Mg (500ml)
    Red Sea

    Red Sea Reef Foundation C Elements - Mg (500ml)

    $28.99 CAD
    4 in stock

    Red Sea Reef Foundation C (Mg): A blend of Magnesium salts. Concentration: 1ml will raise the Mg level of 100 liters (25gal) by 1ppm.

    $28.99 CAD
    4 in stock
  • Aquaforest Magnesium 750g
    Aquaforest

    Aquaforest Magnesium 750g

    $15.95 CAD
    4 in stock

    Magnesium – an agent to maintain constant levels of magnesium in coral reef aquaria . Dissolve 10g of the product and 50g of C...

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    $15.95 CAD
    4 in stock
  • ESV B-Ionic Magnesium 32 fl oz.
    ESV

    ESV B-Ionic Magnesium 32 fl oz.

    $18.95 CAD
    11 in stock

    Through the chemical process known as "ion-pairing", magnesium ion concentration influences the saturation point for calcium corbonate in solut...

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    $18.95 CAD
    11 in stock
  • Two Little Fishies Remag - 1KG
    TLF

    Two Little Fishies Remag - 1KG

    $30.95 CAD
    Only 1 left!

    We know it’s addictive, but really now, where do you find the time for gaming AND your reef aquarium? Do you ever sleep? We think y...

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    $30.95 CAD
    Only 1 left!
  • Kent Marine Tech M 64 oz.
    Sold out
    Kent Marine

    Kent Marine Tech M 64 oz.

    $36.95 CAD
    Out of stock

    Tech M Magnesium supplement is a ionically balanced product which will safely raise the magnesium level in any marine system without upsetting t...

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    $36.95 CAD
    Out of stock
  • Kent Marine Tech M 16 oz.
    Kent Marine

    Kent Marine Tech M 16 oz.

    $16.99 CAD
    5 in stock

    Tech M Magnesium supplement is a ionically balanced product which will safely raise the magnesium level in any marine system without upsetting t...

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    $16.99 CAD
    5 in stock
  • Aquaforest Mg Plus 200ml
    Aquaforest

    Aquaforest Mg Plus 250ml

    $11.99 CAD
    Only 1 left!

    Concentrated Magnesium Reef Supplement   Aquaforest Magnesium plus is a contrated Magnesium formula for coral development and water chemis...

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    $11.99 CAD
    Only 1 left!
  • Red Sea Reef Foundation C Elements - Mg (5L)
    Red Sea

    Red Sea Reef Foundation C Elements - Mg (5L)

    $153.99 CAD
    3 in stock

    Red Sea Reef Foundation C (Mg): A blend of Magnesium salts. Concentration: 1ml will raise the Mg level of 100 liters (25gal) by 1ppm.

    $153.99 CAD
    3 in stock
  • Aquaforest Mg Plus 2000ml (2L)
    Aquaforest

    Aquaforest Mg Plus 2000ml (2L)

    $59.99 CAD
    2 in stock

    2 LITERS Concentrated Magnesium Reef Supplement   Aquaforest Magnesium plus is a contrated Magnesium formula for coral development and wat...

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    $59.99 CAD
    2 in stock