VersaFilter II is a certified 3,000-gallon lead reduction filter that effectively reduces lead, cysts, and other contaminants while also filtering out chlorine taste and odor. Tested and certified to NSF/ANSI Standard 53 and NSF/ANSI Standard 42, VersaFilter II is a flexible water treatment solution that also improves the taste and appearance of drinking water for the bottle filler and the fountain.