National Sanitation Foundation (NSF) of the USA is one of the most highly regarded authorities on sanitary plumbing products. Rogers England Ozone System is approved and certified in compliance with NSF/ANSI 61 (an NSF certification scheme) which ensures that our entire system including all its components will not pose any adverse health effects.
Rogers England Ozone System is also certified under AB1953 (California Assembly Bill 1953), specifying its lead content level is below 0.25%, hence it is able to deliver water that is safe for human consumption.