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ROX 0.8 Premium Aquarium Carbon - 32oz Radium 250watt SE 20000K Bulb High Quality Aquarium Kalkwasser Supplement (Kalk) - 32oz
Activated Carbon is a chemical filtration media that is very well suited to remove dissolved organic compounds. Regular use of activated carbon will keep your water looking crystal clear and free from any foul odors. The German-made Radium 20,000K bulb is a legend in the reefkeeping hobby.  You will not have to look very hard to find a legion of reef aquarists that swear by this bulb.  For decades this bulb illuminated some of the most incredible show tanks in the world.  This metal halide bulb is the perfect blend of intensity and aesthetics with a long track record of promoting coral growth and color. Kalkwasser (lime water in German) is an age old method of maintaining calcium and alkalinity dating back to the development of the Berlin Method of reef keeping.  Kalkwasser is essentially a Calcium Hydroxide solution.  It works by capturing free Carbon Dioxide in your tank water and converting it into Bicarbonate ions.  This has a beneficial effect on your reef.  Kalkwasser raises the calcium, alkalinity, and pH as it is slowly dripped in.
ATI 48" Aqualblue Special T5 Bulb - 54W Phoenix 250watt 14000K SE Bulb Large Particle Lignite Activated Aquarium Carbon - GAC - 32oz
Phoenix 250watt 14000K SE Bulb

Our Price: $66.70


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Aquablue Special
The Aquablue Special is the closest ATI comes to a full spectrum T5 bulb. Unlike most full spectrum T5’s, the Aquablue Special’s spectrum is blue heavy with highlights at the 550nm green peak as well as a 640nm red peak.
This 250W Single Ended Mogul 14000K bulb casts a crisp-white light with a blue tint. Great for bringing out the coloration of fish and corals while providing sufficient intensity for growth. An HQI, Pulse-Start or Electronic ballast is required.


-14,000K Color Temperature
-Made in Japan
-Excellent with or without actinic supplementation
-Operate on a HQI metal halide ballast, pulse-start ballast or electronic ballast
Activated Carbon is a chemical filtration media that is very well suited to remove dissolved organic compounds. Regular use of activated carbon will keep your water looking crystal clear and free from any foul odors.