NSF(National Sanitation Foundation) certification is an international sanitary standard that WHO(World Health Organization) designated.

NSF International is a leading organization for public health since it is established in 1944. It has developed safety standard for drinking water in 1950 and contributed to protection and improvement of global human health.

To acquire NSF certification, it must pass NSF International"s Analysis Test which is conducted by more than 1,200 public health experts and more than 30 kinds of automatic computer control system in the world biggest laboratory designated only for home water purifier test.

It is very difficult to pass all the test standards and an efficiency reinspection without advance notice must be conducted and passed to maintain the effectiveness of NSF certification.    

WONBONG which have reserched Core Technology of home water purifier and developed products for last 20 years have finally acquired the NSF certification.

WONBONG is the only company that have developed Pasteurization water purifier in south korea and globally recognized for getting NSF certification.

Furthermore, WHP-1600 is the very first model which is certified by not only testing filter system but also passing all the test for its durability, matarial stability, harmful
ingredient, and decontamination efficiency. It is perfectly qualified model for ideal sanitation of home water purifier.