Quartz Sleeve for Water Gem - 12012 UV Light Bulb for Germicidal Water Treatment 500 WPI Our mercury vapor bulb provides

Our mercury vapor bulb provides animals with warmth and vitamin production necessary for health like that produced by daylight Perfect for a wide variety of reptiles and amphibians

This replacement germicidal bulb has a miniature 2 pin (bi-pin) base that is used for water purification

the four pin on a single end light bulb has a T5 shape and an average lifespan of 10

TUV PL-L 36W/4P

Quartz Sleeve for Water Gem - 12012 UV Light Bulb for Germicidal Water Treatment 500 WPI Our mercury vapor bulb providesReplacement Quartz Sleeve for Water Gem 12012 UV Light Bulb for Germicidal Water Treatment In order for your germicidal water system to work effectively, it is imperative that the quartz sleeve is completely clear. A foggy or dirty quartz sleeve can significantly attenuate the power of your UVC bulb, resulting in substantially less sterilizing power. A good way to think about it is that if you have trouble seeing through the sleeve then it is very