In The Swim Spa and Hot Tub Metal Out - 1 Quart
$14.99
Description
Suggest for use with well water.Chelates copper and iron.Safe in all spa/hot tub interior types.Active Ingredient: Hydroxyethylidene Diphosphonic Acid (HEDP) 5 - 6%.Dosage: 16 ounces per 500 gallons
