Amazon.com : Helios 15-watt T6 Actinic O3 Light for Aquarium, 18-Inch, Blue, 4-Pack : Pet Supplies
Aqueon T8 Actinic Blue Light Fluorescent Aquarium Lamp, 17w, 24" L | Petco
Blue Reflector Fish tank Bulb Aquarium Light SPOT ET9308 15 Watt Incandescent 77234093085 | eBay
15w T8 18 Aquarium Bulb
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Three GE T10 15 &25 WATT CLEAR AQUARIUM LIGHT BULBS General Electric Set of 3 | eBay