This listing is for 4 bottles. Each bottle weights about 2.5 Gallon.
Neutralizes rotten egg smell in treated water Pro Products HP22N is NSF Certified to meet NSF/ANSI Standard 60 Made in the U.S.A Genuine OEM Product 2.5 Gallon Container Pro Neutra Sul is formulated to neutralize the rotten egg smell and pollutants from any water supply through oxidation. Neutra Sul should be used in place of Hydrogen Peroxide 7% solution to prevent the formation of colors, tastes, corrosion and scaling by pollution degradation. Pro Neutra Sul is NSF Certified to meet NSF/ANSI Standard 60 for drinking water additives.