Aqua UV A20057 UV Replacement Bulb for Classic Sterilizer - 57 watts, T5F Base
Aqua Ultraviolet part number A20057. MFG Part Number: A20057. 57 watts, T5F Base. Base: T5F. How to Change Your Aqua Ultraviolet Lamp and Quartz Sleeve. UV bulbs should be replaced yearly for best results.