HOZELOCK ECOPOWER UVC 2200 REPLACEMENT ELECTRICAL BALLAST FOR THE 6WATT(2100) UVC ULTRA VIOLET CLARIFIER IF YOU HAVE REPLACED THE UV BULB AND IT IS STILL NOT WORKING,THE BALLAST WILL MOST LIKELY BE AT FAULT.CHEAPER ALTERNATIVE TO REPLACING THE WHOLE ELECTRICAL GEAR TRAY EASY SELF DIY REPAIR.BALLAST ONLY,GEAR TRAY NOT INCLUDED
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