Arcadia Marine Blue Actinic T8 Lamp

1 review

The Arcadia Marine Blue Actinic lamp has been created to provide the specific spectrum (400 - 480nm) necessary to support the growth of symbiotic algae within the marine aquarium. This concentration of light energy in the so called 'actinic' range peaking at 420nm is essential for the survival and good health of fish, corals and invertebrates in marine aquariums


  • Marine Blue Actinic T8 Lamp - 36 Watt (48") 10% OFF With Code
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Product Information

Using this T8 Marine Blue Actinic lamp from trusted aquarists Arcadia will provide the most perfect illumination for your marine tank.

The spectral peak of 420nm will promote healthy and lush coral and fish growth, so that you can be confident of a continuously thriving tank.

The UV light that it emits will highlight and enhance the natural fluorescence of corals and other exotic life forms. This will show your aquarium in the most beautiful light.

This can be used at night time, to give a moonlight ocean effect, which combined with the fluorescent glow looks simply stunning.

Key Features:

  • Spectral peak at 420nm to fluoresce corals
  • Promotes marine photosynthesis
  • Moonlight effect ideal for night-time viewing
  • Blue actinic light
  • UVA creates fluorescence
  • Promotes welfare of invertebrates


  • 18 Watt: 24" / 60cm
  • 25 Watt: 30" / 75cm
  • 30 Watt: 36" / 90cm
  • 36 Watt: 48" / 120cm
  • 38 Watt: 42" / 106.7cm

Latest Customer Reviews

  • Rating
    Date 27/11/2017 09:11am
    Arcadia Marine Blue Actinic T8 Lamp - 36 Watt (48")
    Feefo Logo
    Fist class lamp and a great price