• Includes Pool Mate 1-2150-04 50 Pool Algaecide (4-pack) to prevent and kill all types of algae in vinyl, fiberglass, concrete, ite pools..
• Also contains Pool Mate 1-2550-04 Metal Out Stain and Mineral Inhibitor (4-pack) to prevent discoloration from metals..
• Algaecide dosage: Use 1.4 oz per 10,000 gallons weekly; See description for initial and maintenance dosages..
• Metal Out dosage: Use 1 quart per 10,000 gallons. See description for filling, existing issue and monthly loss dosages..
• Wait minimum 15 minutes before entering pool after Algaecide ..

Pool Mate 1-2150-04 50 Pool Algaecide, 4-Pack Pool Mate Algaecide 50 is an excellent all-around algaecide . Keeps pool water free and sparkling, clear of visible green and blue green algae, slime and green brown colors. A 50% quaternary algaecide, this product prevents algae formation, destroys all types of algae, will not cause staining and controls algae slime in swimming pools. This product's concentrated formula is non-staining and leaves absolutely no residue. Whether you want to kill existing algae blooms or simply prevent future algae growth, Pool Mate Algaecide 50 is an excellent value. Swim right after . For use in ite and vinyl pools. Dosage: Use 1.4 oz. for every 10,000 gallons pool water for maintenance each week. This product is compatible with most s used in pool water and will not damage tile, concrete, metal or plastics. For us in swimming pools and outdoor spas: Add this product directly to the pool water along edges while filter and pump are in operation. To provide time for even distribution in the pool water, bathers must wait a minimum of 15 minutes after the addition of this product before entering the pool. For initial of clean pools and spas, add 5 to 8 fluid ounces of this product for every 10,000 gallons of water (2 to 3 ppm active quaternary). Maintenance additions of 2 to 3 fluid ounces per 10,000 gallons (0.5 to 1 ppm active quaternary) should be added every 7 days, or more frequently depending on water and use factors. A booster dose of 2 fluid ounces per 10,000 gallons (0.5 ppm active quaternary) should be provided after each rain. For pools and spas with visible algae, add 14 fluid ounces of this product for every 10,000 gallons of water (5 ppm active quaternary). After 24 hours, remove dead algae by cleaning. If algae is still present, repeat dosage as necessary. Pool Mate 1-2550-04 Metal Out Stain and Mineral Inhibitor for Swimming Pools,1-Quart, (Pack of 4) Pool Mate Metal Out is especially formulated to help prevent discoloration of pool water due to iron, calcium, magnesium, copper and other minerals and metals. This product is particularly ideal for pools using well water or in regions where heavy metals are naturally present in the water. With regular use, Pool Mate Metal Out is ideal for controlling general stains and helps maintain a sparkling clean pool. This product helps prevent discoloration of pool water due to iron, calcium, manganese, copper and other metals and minerals which may be present in the water supply. This product is an excellent general purpose sequestrant which helps protect plumbing and pool walls from rust, stain and scale. It should be used for all pool openings and closings and throughout the season as needed. For initial filling of pool, if iron or other metallic contaminants are suspected, add one quart of this product for each 10,000 gallons of pool water. Add this product while the pool is being filled and before chlorine is added. To correct an existing colored water problem due to the presence of minerals in the pool water, first close the pool to all swimmers. Leave the filter pump running. Stop chlorinating the pool and allow the chlorine level to drop to zero. Lower the pH of the pool water to 6.8 with a pH decreaser. Lowering the pH will redissolve the metallic impurities. Add one quart of this product per 10,000 gallons of water and allow the pool water to circulate overnight, or until the water is clear. Readjust the pH of the pool water between 7.2 to 7.8 with a pH Increaser. Begin normal chlorination and pool operation. Swimming may resume when chlorine residual is 1.0 to 3.0 ppm. To make up for loss of this product due to backwashing and/or splash-out, add one quart of this product for each 20,000 gallons of pool water, once each month.