75/25, 14,000K T5 Fluorescent Aquarium Lamps by UV Lighting Co. The first lamp to offer 75% 420nm and 25% triband White Phosphors. This lamp peaks at 460nm and has 14,000 Kelvin temperature. The unique blue/purple look is perfect for Coral enhancement and growth. UV Lighting has established itself as the hobby favorite with their popular VHO lamps and now they're continuing this with their T5 line. T5 lamps are unmatched in their output and intensity due their reflective possibilities. Their small diameter (compared to other fluorescent lamps) allows manufactures to create parabolic reflectors that are extremely efficient. These lamps are the future of fluorescent technology. Whether you use them as supplementation with metal halide or stand alone they are sure to impress. *Important Shipping Information: Minimum order of 2 (two) T5 lamps, (Mix & Match), to qualify for our standard shipping fees.