Electronic Ballast Guaranteed to Work with Master Water Conditioning GPH810T5VH/4 Replacement UVC Light Bulb Xylem This UV-C bulb works well
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Description
Electronic Ballast Guaranteed to Work with Master Water Conditioning GPH810T5VH 4 Replacement UVC Light Bulb Xylem This UV C bulb works well This UV C bulb works well for the following germicidal UV C system models: The 21 watts UVC bulb gives you a worry free performance for an entire year