Helios 15-watt T6 Actinic O3 Light for Aquarium, 18-Inch, Blue, 6-Pack

Top quality versatile 15 watt 18 inch T-6 lamps which could be a universal replacement lamp for industry usual prime T-8 and T-12 lighting fixtures, Actinic blue lamps is a real actinic 420 nm light. The emitting light provides correct light spectrum for growth of photosynthetic corals. The sunshine will even aid in eye popping color causing corals to fluoresce.
Fits all T-8 and T-12 fixtures
As much as 30% brighter than usual T-8 and T-12 bulbs
Top quality