Collection: Additives & Supplements

114 products
  • Seachem® Stability® Tank Stabilization System for Marine & Freshwater 100 Ml
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    Regular price
    $8.40
    Sale price
    $8.40
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  • Seachem® Stability® Tank Stabilization System for Marine & Freshwater 500 Ml
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    Regular price
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    Sale price
    $19.82
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  • Seachem® Stability® Tank Stabilization System for Marine & Freshwater 250 Ml
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    Sale price
    $12.53
    Unit price
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  • Seachem® Reef Zooplankton™ Concentrated Blend of Marine Zooplankton 8 Oz
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    Regular price
    $12.47
    Sale price
    $12.47
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  • Seachem® Reef Zooplankton™ Concentrated Blend of Marine Zooplankton 17 Oz
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    Regular price
    $19.32
    Sale price
    $19.32
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  • Seachem® Reef Phytoplankton™ Concentrated Blend of Green & Brown Marine Phytoplankton 500 Ml
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    Regular price
    $19.32
    Sale price
    $19.32
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  • Seachem® Reef Phytoplankton™ Concentrated Blend of Green & Brown Marine Phytoplankton 250 Ml
    No Product Image Available
    Regular price
    $12.47
    Sale price
    $12.47
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  • Seachem® Reef Builder™ Raises Carbonate Alkalinity 600 Gm
    No Product Image Available
    Regular price
    $16.27
    Sale price
    $16.27
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  • Seachem® Reef Builder™ Raises Carbonate Alkalinity 300 Gm
    No Product Image Available
    Regular price
    $11.48
    Sale price
    $11.48
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  • Seachem® Reef Buffer™ Raises pH To 8.3 250 Gm
    No Product Image Available
    Regular price
    $11.48
    Sale price
    $11.48
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  • Seachem® Reef Advantage Calcium™ Maintains Magnesium & Strontium 500 Gm
    No Product Image Available
    Regular price
    $18.65
    Sale price
    $18.65
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  • Seachem® Prime® Concentrated Conditioner for Marine & Freshwater 500 Ml
    No Product Image Available
    Regular price
    $18.15
    Sale price
    $18.15
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  • Seachem® Prime® Concentrated Conditioner for Marine & Freshwater 50 Ml
    No Product Image Available
    Regular price
    $7.81
    Sale price
    $7.81
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  • Seachem® Prime® Concentrated Conditioner for Marine & Freshwater 250 Ml
    No Product Image Available
    Regular price
    $13.16
    Sale price
    $13.16
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  • Seachem® Prime® Concentrated Conditioner for Marine & Freshwater 2 L
    No Product Image Available
    Regular price
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    Sale price
    $56.01
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  • Seachem® Prime® Concentrated Conditioner for Marine & Freshwater 100 Ml
    No Product Image Available
    Regular price
    $9.07
    Sale price
    $9.07
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  • Seachem® Neutral Regulator® 50 Gm
    No Product Image Available
    Regular price
    $8.40
    Sale price
    $8.40
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  • Seachem® Neutral Regulator® 250 Gm
    No Product Image Available
    Regular price
    $11.75
    Sale price
    $11.75
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  • Seachem® Stressguard™ Reduces Stress Antiseptic for Fish 250 Ml
    No Product Image Available
    Regular price
    $13.01
    Sale price
    $13.01
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  • Seachem® Marine Buffer™ Raises & Maintains pH At 8.3 In All Saltwater Aquariums 1 Kg
    No Product Image Available
    Regular price
    $25.92
    Sale price
    $25.92
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    per 
  • Seachem® Malawi/Victoria Buffer™ Adjust pH of 7.8 - 8.4 300 Gm
    No Product Image Available
    Regular price
    $11.52
    Sale price
    $11.52
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  • Seachem® Garlicguard™ Concentrated Garlic Supplement 250 Ml
    No Product Image Available
    Regular price
    $11.20
    Sale price
    $11.20
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  • Seachem® Flourish® Comprehensive Supplement for the Planted Aquarium 250 Ml
    No Product Image Available
    Regular price
    $11.10
    Sale price
    $11.10
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  • Seachem® Flourish Tabs™ Gravel Bed Supplement for the Planted Aquarium 10 Count
    No Product Image Available
    Regular price
    $12.73
    Sale price
    $12.73
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  • Seachem® Flourish Glue™ Cyanoacrylate Adhesive 8 Gm
    No Product Image Available
    Regular price
    $10.01
    Sale price
    $10.01
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  • Seachem® Flourish Excel™ Organic Carbon Source for the Planted Aquarium 250 Ml
    No Product Image Available
    Regular price
    $11.12
    Sale price
    $11.12
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  • Seachem® Clarity™ Water Clarifier for Marine & Freshwater 500 Ml
    No Product Image Available
    Regular price
    $19.81
    Sale price
    $19.81
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  • Seachem® Clarity™ Water Clarifier for Marine & Freshwater 250 Ml
    No Product Image Available
    Regular price
    $12.53
    Sale price
    $12.53
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  • Seachem® Clarity™ Water Clarifier for Marine & Freshwater 100 Ml
    No Product Image Available
    Regular price
    $8.41
    Sale price
    $8.41
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  • Seachem® Cichlid Lake Salt™ 250 Gm
    No Product Image Available
    Regular price
    $11.32
    Sale price
    $11.32
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  • Seachem® Betta Basics™ Bettas & Plants Supplements 60 Ml
    No Product Image Available
    Regular price
    $6.76
    Sale price
    $6.76
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  • Seachem® Alkaline Buffer™ Non-Phosphate Buffer 300 Gm
    No Product Image Available
    Regular price
    $11.64
    Sale price
    $11.64
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