Additives & Supplements

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

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  • Seachem Paraguard 2L

    Seachem Paraguard 2L

    Seachem Paraguard 2L

    $60.21
    Sale price  $60.21 Regular price  $73.99
  • Seachem Cupramine 2L

    Seachem Cupramine 2L

    Seachem Cupramine 2L

    $133.85
    Sale price  $133.85 Regular price  $163.99
  • Seachem Reef Iodide 100mL

    Seachem Reef Iodide 100mL

    Seachem Reef Iodide 100mL

    $5.99
    Sale price  $5.99 Regular price 
  • Seachem Paraguard 100mL

    Seachem Paraguard 100mL

    Seachem Paraguard 100mL

    $6.80
    Sale price  $6.80 Regular price  $10.99
  • Seachem Reef Plus 4L

    Seachem Reef Plus 4L

    Seachem Reef Plus 4L

    $77.13
    Sale price  $77.13 Regular price 
  • Seachem Cupramine 50mL

    Seachem Cupramine 50mL

    Seachem Cupramine 50mL

    $6.99
    Sale price  $6.99 Regular price  $7.99
  • Seachem Reef Iodide 500mL

    Seachem Reef Iodide 500mL

    Seachem Reef Iodide 500mL

    $11.47
    Sale price  $11.47 Regular price  $18.95
  • Seachem Cupramine 100mL

    Seachem Cupramine 100mL

    Seachem Cupramine 100mL

    $9.56
    Sale price  $9.56 Regular price  $15.00
  • Seachem Reef Iodide 250mL

    Seachem Reef Iodide 250mL

    Seachem Reef Iodide 250mL

    $7.49
    Sale price  $7.49 Regular price  $13.00
  • Seachem Flourish 2L

    Seachem Flourish 2L

    Seachem Flourish 2L

    $40.62
    Sale price  $40.62 Regular price  $72.86
  • Seachem StressGuard 500mL

    Seachem StressGuard 500mL

    Seachem StressGuard 500mL

    $14.73
    Sale price  $14.73 Regular price  $19.00
  • Seachem Reef Plus 250mL

    Seachem Reef Plus 250mL

    Seachem Reef Plus 250mL

    $7.77
    Sale price  $7.77 Regular price  $9.99
  • Seachem Reef Plus 2L

    Seachem Reef Plus 2L

    Seachem Reef Plus 2L

    $42.59
    Sale price  $42.59 Regular price 
  • Seachem Reef Plus 500mL

    Seachem Reef Plus 500mL

    Seachem Reef Plus 500mL

    $11.92
    Sale price  $11.92 Regular price  $17.99
  • Seachem Flourish Tabs - 10 Pack

    Seachem Flourish Tabs - 10 Pack

    Seachem Flourish Tabs - 10 Pack

    $9.36
    Sale price  $9.36 Regular price  $15.39
  • Seachem Flourish 4L

    Seachem Flourish 4L

    Seachem Flourish 4L

    $64.99
    Sale price  $64.99 Regular price  $83.00
  • Seachem Flourish 500mL

    Seachem Flourish 500mL

    Seachem Flourish 500mL

    $11.83
    Sale price  $11.83 Regular price  $20.00
  • Seachem Flourish 250mL

    Seachem Flourish 250mL

    Seachem Flourish 250mL

    $7.42
    Sale price  $7.42 Regular price  $11.99
  • Seachem Flourish Tabs - 40 Pack

    Seachem Flourish Tabs - 40 Pack

    Seachem Flourish Tabs - 40 Pack

    $28.12
    Sale price  $28.12 Regular price  $36.00
  • Seachem Flourish Iron 250mL

    Seachem Flourish Iron 250mL

    Seachem Flourish Iron 250mL

    $7.42
    Sale price  $7.42 Regular price  $14.00
  • Seachem Flourish 100mL

    Seachem Flourish 100mL

    Seachem Flourish 100mL

    $5.99
    Sale price  $5.99 Regular price  $10.99
  • Seachem Flourish Iron 4L

    Seachem Flourish Iron 4L

    Seachem Flourish Iron 4L

    $73.53
    Sale price  $73.53 Regular price  $89.99
  • Seachem Flourish Potassium 250mL

    Seachem Flourish Potassium 250mL

    Seachem Flourish Potassium 250mL

    $7.42
    Sale price  $7.42 Regular price  $11.89
  • Seachem Flourish Iron 100mL

    Seachem Flourish Iron 100mL

    Seachem Flourish Iron 100mL

    $5.99
    Sale price  $5.99 Regular price  $9.00