Excelight EL1129Q Ultra Violet Quartz SleeveEnsure that your Excelight Disinfection System is operating effectively by replacing the Ultra Violet Quartz Sleeve after every 3 years of running time. After twelve months, the ultraviolet (UV) light from this lamp will no longer provide the necessary output to ensure proper bacterial disinfection. Buy a Genuine Excelight EL1129Q Ultra Violet Quartz Dome. Wahl Water has Canada's Largest Online Selection of replacement ultra violet disinfection items with free shipping on all orders over $75.00 within Canada. Convenient, fast shipping of UV Systems, UV Lamps, UV Sleeves, UV Parts, Power Supplies, Accessories & UV Bulbs via courier to your location in Canada. Detailed product information, manufacturers part numbers and online support provide a peace of mind that you are receiving the correct replacement part for your system.