Used Viqua UVMac D4 whole house ultraviolet sterilization system in great working condition. Ballast works without issues and no leaks when removed. Comes with ballast, sleeve and stainless steel housing. NO LAMP OR SLEEVE INCLUDED. The item “Viqua UVMax D4 whole house ultraviolet sterilization system USED” is in sale since Friday, December 14, 2018. This item is in the category “Home & Garden\Home Improvement\Plumbing & Fixtures\Water Filters”. The seller is “nico454590″ and is located in Mulmur. This item can be shipped to Canada, United States.