*IMPORTANT SHIPPING NOTES: After adding correct lamps to your shopping cart please visit our "Shipping Fee Schedule for URI VHO Lamps" page for important information on shipping surcharge. The Ultra Blue 454 lamp is made of 85% 454nm and 15% 420nm spectrums. The look is undeniably blue which adds depth to any aquarium large or small; makes more vibrant colors appear. Great supplement lamp to any aquarium. Excellent for all marine and reef applications. All URI lamps come with 180` internal reflector which allow 40% more light output. Available lamp Sizes: 24"(75W), 36"(95W), 46.5"(110W), 48"(110W), 60"(140W), 72"(160W).