Home / Chemicals / Bioguard Chlorine Reducer 500g Bioguard Chlorine Reducer 500g This product quickly removes excess chlorine or bromine from pool water after super chlorination or algae treatment. Category: Chemicals Tag: Bioguard Spread the love Related products Bioguard Balance-Pak-300 Calcium Hardness Increaser Read more Bioguard Polysheen-Blue Water Clarifier Read more Bioguard Balance-Pak-200 pH Increaser Read more Bioguard Off-The-Wall Surface Cleaner Read more