Taylor DPD Powder Reagent, 10 g | R-0870-I Alkalinity Adjusters Add SeaKlear 90-Day Algae Prevention

Add SeaKlear 90-Day Algae Prevention & Remover for Pools according to label directions for 20

Made of high-quality durable vinyl

High-quality materials for durability and longevity

add 1 capful per 8

Taylor DPD Powder Reagent, 10 g | R-0870-I Alkalinity Adjusters Add SeaKlear 90-Day Algae PreventionTaylor FAS DPD Powder Reagent 10 Grams Taylor formulates its reagents to remain effective for at least one year, with only very few exceptions (molybdenum indicator in liquid form is one; after four months old it should be tested against a standard periodically). As a general precaution, replace all reagents more than one year old, or at the beginning of a new testing season. When added to water, will turn sample to pink if free chlorine is present