Marine GLO T8 Fluorescent Aquarium Bulb


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The Marine-GLO T8 linear fluorescent aquarium bulb delivers a powerful actinic blue light emission that is essential for all saltwater aquariums. The bulb emits an ideal blue light that highlights the fluorescent colours in corals and other photosynthetic invertebrates as well as provides the critical wavelengths they require for strong growth. The strong blue light is also effective at enhancing fish colours, accentuating blue and violet tones. This normal output bulb fits all suitable standard and electronic ballasts. It is recommended in combination with Life-GLO or Power-GLO, as well as for settings requiring for added actinic blue spectrum.

Available in:

15w 46cm (18″)
20w 61cm (24″)
25w 76cm (30″)
30w 91cm (36″)
40w 107cm (42″)



GLO is devoted to providing industry-leading lighting solutions for fresh and salt water aquariums by using the latest innovations and technologies. From high output to normal output fluorescent bulbs to electronic ballasts, GLO delivers easy-to-install, flexible and effective lighting solutions. Whether you’re a beginner or an advanced hobbyist, have a freshwater tank full of plants or a reef aquarium, GLO’s unrivalled natural lighting brings out the best in your aquatic environment.

Additional information


15w, 20w, 25w, 30w, 40w