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Hurry Sale ends February 1st, 2010.Make your aquarium stand out with brilliant, color-enhancing lightingStandard watt fluorescent tubesCustomer favoriteA highly efficient source of long wave ultraviolet radiation. The spectral energy distribution emitted by this bulb, 420 nm (same as actinic 03), closely aligns with that of the blue chlorophyll adsorption peak utilized in photosynthesis, so it's very desirable for use with invertebrates and plants. 180 internal reflector. 100 percent blue spetrum. Endcaps not included with bulbs.WattsLengthDiameter1518"T-122024"T-12-->3036"T-124048"T-12Please click on "More Information" for spectrum graph.

Hurry Sale ends February 1st, 2010. A great light for invertebrates and plants because the spectral energy distribution emitted by this bulb closely aligns with that of the blue chlorophyll absorption peak achieved on photosynthesis. 100 percent blue spectrum. Easy to recognize gold end-caps. T-12 diameter.

Hurry Sale ends February 1st, 2010. A great light for invertebrates and plants because the spectral energy distribution emitted by this bulb closely aligns with that of the blue chlorophyll absorption peak achieved on photosynthesis. 100 percent blue spectrum. Easy to recognize gold end-caps. T-12 diameter.

Enhances the vibrant colors of fish and invertebrates. simulates dusk and dawn environments. provides beneficial blue light whichmost readily penetrates water.

Product Details
100% actinic 03 blue flourescent light.
18 inch
100% actinic 03 blue flourescent lamp. 18 inch. 15 watt.

Enhances the vibrant colors of fish and invertebrates. simulates dusk and dawn environments. provides beneficial blue light whichmost readily penetrates water.

Product Details
100% actinic 03 blue flourescent lamp.
24 inch
100% actinic 03 blue flourescent lamp. 24 inches. 20 watts.

ENHANCES THE VIBRANT COLORS OF FISH AND INVERTEBRATES. SIMULATES DUSK AND DAWN ENVIRONMENTS. PROVIDES BENEFICIAL BLUE LIGHT WHICH MOST READILY PENETRATES WATER.

Hurry Sale ends February 1st, 2010.An excellent straight Actinic 03 blue lamp. Great for plants and invertebrates. 7100K.WattsLengthDiameter1518"T-82024"T-122536"T-83248"T-8-->Please click on "More Information" for spectrum graph.

Hurry Sale ends February 1st, 2010.An excellent straight Actinic 03 blue lamp. Great for plants and invertebrates. 7100K.WattsLengthDiameter1518"T-82024"T-122536"T-83248"T-8-->Please click on "More Information" for spectrum graph.

Hurry Sale ends February 1st, 2010.An excellent straight Actinic 03 blue lamp. Great for plants and invertebrates. 7100K.WattsLengthDiameter1518"T-82024"T-122536"T-83248"T-8-->Please click on "More Information" for spectrum graph.

Hurry Sale ends February 1st, 2010.An excellent straight Actinic 03 blue lamp. Great for plants and invertebrates. 7100K.WattsLengthDiameter1518"T-82024"T-122536"T-83248"T-8-->Please click on "More Information" for spectrum graph.