UV (Ultra Violet) Light Systems is another alternative to keeping your homes atmosphere cleaner. UV Light Systems are noiseless and relatively low maintenance systems that are placed in the air duct system of your home and will kill many contaminants in the air. They are effective on most mold and other bacteria that are found in a homes environment. UV Light Systems can last for a few years without the need for cleaning, giving your home a safer and healthier environment in which to live.