Zoo Med ReptiSun T8 HO 10.0 UVB Tube 45cm 15w - In Store Only Pick Up Reptile Supplements 50 ppm range is ideal

50 ppm range is ideal for coral/fish or fish-only aquarium maintenance

skeletal material of hard corals and the skeletal needles of soft/leather corals

but the trade off is that it does not last long in the water column solution

incredibly even PAR over almost 4ft of coverage area making it the highest average output Radion and perhaps the most efficient aquarium light ever made

Zoo Med ReptiSun T8 HO 10.0 UVB Tube 45cm 15w - In Store Only Pick Up Reptile Supplements 50 ppm range is idealDescription: Emits UVB a full 20 51cm from the surface of the lamp to prevent or reverse Metabolic Bone Disease. (Compared to 12 30cm on the ReptiSun 5. 0). Optimal for use with larger terrariums where greater than 12 of UVB penetration is needed. The ReptiSun 10. 0 is also recommended for use above screen covers which can filter out up to 50% of the UVB wavelengths. 10% UVB 30% UVA High quality bulbs made in Germany.