CureUV Brand UVC Bulb for Pentek UVS-110 Coating:None CureUV's ultraviolet replacement bulbs are

CureUV's ultraviolet replacement bulbs are 100% compatible to the Fusion UV Systems - known replacement lamp Part # 558437

This replacement germicidal bulb has a 4 pin base that is used for air purification

We do not sell  Heraeus brand UVC bulbs

It features high UV output and long service life

CureUV Brand UVC Bulb for Pentek UVS-110 Coating:None CureUV's ultraviolet replacement bulbs areGuaranteed Replacement Ultraviolet (UV) Bulb 4 Pin 10 Watts 8. 35 Inch Length Lamp Worry Free Performance for 1 Year Our CureUV brand Replacement UVC Light Bulb for Pentek UVS 110 is 10 watts and 100% compatible with germicidal OEM Water sterilization filters, UV sanitizers, and water purifiers. This lamp also uses UV C light to inactivate and kill bacteria, molds, protozoa, viruses, and yeasts. With the CureUV Brand UVC Bulb, you can always be sure