The hagen aqua glo fluorescent aquarium lamp intensifies fish colors and promotes plant growth it is especially suitable for plant aquariums you can combine the aqua glo fluorescent aquarium lamp with the sun glo fluorescent aquarium lamp aqua glo is available in the following sizes and intensities performance 15 watts 35 lux t8 length ca 43 74 cm light temperature 18000 k performance 20 watts 55 lux t8 length ca 58 98 cm light temperature 18000 k performance 30 watts 90 lux t8