Additives & Supplements

General additives and supplements that promote water quality and the health of fish, corals and plants.

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  • Seachem Entice 250mL

    Seachem Entice 250mL

    Seachem Entice 250mL

    $7.52
    Sale price  $7.52 Regular price  $11.99
  • Seachem Vitality 500mL

    Seachem Vitality 500mL

    Seachem Vitality 500mL

    $23.13
    Sale price  $23.13 Regular price  $24.99
  • Seachem Nourish 500mL

    Seachem Nourish 500mL

    Seachem Nourish 500mL

    $23.13
    Sale price  $23.13 Regular price  $24.99
  • Seachem Reef Pack: Fundamentals 3 x 100mL (Reef Complete, Carbonate, Reef Plus)

    Seachem Reef Pack: Fundamentals 3 x 100mL (Reef Complete, Carbonate, Reef Plus)

    Seachem Reef Pack: Fundamentals 3 x 100mL (Reef Complete, Carbonate, Reef Plus)

    $15.31
    Sale price  $15.31 Regular price  $16.99
  • Seachem Reef Pack: Enhancer 3 x 100mL (Reef Calcium, Strontium, Iodide)

    Seachem Reef Pack: Enhancer 3 x 100mL (Reef Calcium, Strontium, Iodide)

    Seachem Reef Pack: Enhancer 3 x 100mL (Reef Calcium, Strontium, Iodide)

    $15.31
    Sale price  $15.31 Regular price  $16.99
  • Seachem Flourish Advance 2L

    Seachem Flourish Advance 2L

    Seachem Flourish Advance 2L

    $48.79
    Sale price  $48.79 Regular price 
  • Seachem Pristine 4L

    Seachem Pristine 4L

    Seachem Pristine 4L

    $99.64
    Sale price  $99.64 Regular price  $109.95
  • Seachem Flourish Advance 250mL

    Seachem Flourish Advance 250mL

    Seachem Flourish Advance 250mL

    $8.89
    Sale price  $8.89 Regular price  $16.00
  • Seachem Pristine 500mL

    Seachem Pristine 500mL

    Seachem Pristine 500mL

    $19.62
    Sale price  $19.62 Regular price  $23.99
  • Seachem Flourish Advance 500mL

    Seachem Flourish Advance 500mL

    Seachem Flourish Advance 500mL

    $14.18
    Sale price  $14.18 Regular price  $18.99
  • Seachem Reef Fusion #1 4L

    Seachem Reef Fusion #1 4L

    Seachem Reef Fusion #1 4L

    $32.98
    Sale price  $32.98 Regular price  $44.99
  • Seachem Pristine 100mL

    Seachem Pristine 100mL

    Seachem Pristine 100mL

    $5.99
    Sale price  $5.99 Regular price  $9.00
  • Seachem Reef Fusion #2 2L

    Seachem Reef Fusion #2 2L

    Seachem Reef Fusion #2 2L

    $21.86
    Sale price  $21.86 Regular price  $30.99
  • Seachem Reef Fusion #2 1L

    Seachem Reef Fusion #2 1L

    Seachem Reef Fusion #2 1L

    $14.60
    Sale price  $14.60 Regular price  $22.99
  • Seachem Reef Fusion #1 500mL

    Seachem Reef Fusion #1 500mL

    Seachem Reef Fusion #1 500mL

    $9.10
    Sale price  $9.10 Regular price  $12.99
  • Seachem Reef Fusion #2 4L

    Seachem Reef Fusion #2 4L

    Seachem Reef Fusion #2 4L

    $32.98
    Sale price  $32.98 Regular price  $44.99
  • Seachem Reef Fusion #1 2L

    Seachem Reef Fusion #1 2L

    Seachem Reef Fusion #1 2L

    $21.86
    Sale price  $21.86 Regular price  $29.99
  • Seachem Reef Fusion #2 500mL

    Seachem Reef Fusion #2 500mL

    Seachem Reef Fusion #2 500mL

    $9.10
    Sale price  $9.10 Regular price  $11.99
  • Seachem Plant Pack: Enhancer (NPK) 3 x 100mL (Flourish Nitrogen, Flourish Phosphorus, Flourish Potassium)

    Seachem Plant Pack: Enhancer (NPK) 3 x 100mL (Flourish Nitrogen, Flourish Phosphorus, Flourish Potassium)

    Seachem Plant Pack: Enhancer (NPK) 3 x 100mL (Flourish Nitrogen, Flourish Phosphorus, Flourish Potassium)

    $14.99
    Sale price  $14.99 Regular price 
  • Seachem Reef Fusion #1 1L

    Seachem Reef Fusion #1 1L

    Seachem Reef Fusion #1 1L

    $14.60
    Sale price  $14.60 Regular price  $22.99
  • Seachem Plant Pack: Fundamentals 3 x 100mL (Flourish, Flourish Excel, Flourish Iron)

    Seachem Plant Pack: Fundamentals 3 x 100mL (Flourish, Flourish Excel, Flourish Iron)

    Seachem Plant Pack: Fundamentals 3 x 100mL (Flourish, Flourish Excel, Flourish Iron)

    $14.92
    Sale price  $14.92 Regular price  $17.99
  • Seachem KanaPlex 2.2 lbs

    Seachem KanaPlex 2.2 lbs

    Seachem KanaPlex 2.2 lbs

    $494.45
    Sale price  $494.45 Regular price 
  • Seachem KanaPlex 100g

    Seachem KanaPlex 100g

    Seachem KanaPlex 100g

    $101.11
    Sale price  $101.11 Regular price  $122.99
  • Seachem KanaPlex 5g

    Seachem KanaPlex 5g

    Seachem KanaPlex 5g

    $8.14
    Sale price  $8.14 Regular price  $15.00