1 teaspoon = 200 gallons @ 4ppm chlorine
1 teaspoon = 250 gallons @ 4ppm chloramine
with my water running no higher (according to detroit) than .86 ppm of chlorine, I only use 1/4 teaspoon for my 50% (150 gallons) per week, but I could get away with a bit less.
1 teaspoon = 250 gallons @ 4ppm chloramine
with my water running no higher (according to detroit) than .86 ppm of chlorine, I only use 1/4 teaspoon for my 50% (150 gallons) per week, but I could get away with a bit less.