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

    ESV B-Ionic Magnesium - 1 gallon

    Original Price $43.95
    Current Price $41.95
    3 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
    Save 5%
    3 in stock
  • Kent Marine Tech M 16 oz.
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    Kent Marine

    Kent Marine Tech M 16 oz.

    Original Price $15.11
    Current Price $14.99
    Only 2 left!

    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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    Original Price $15.11
    Current Price $14.99
    Save 1%
    Only 2 left!