EL411L UV LAMP 6 GPM FOR EL411AK
Made by Waterite Technologies, this 6gpm UV Bulb fits in the Excelight UV System – Part #: EL411AK. Replace bulb every 9,000 hours (1 year).
Lamp length 450mm, 20 watts, and comes with a standard 4 pin-end.
***Not replacing this bulb once a year can lead to degrading performance, leaving possibilities of E-coli, Cryptosporidium and many other water born viruses.***