AllChem

Dissolves in erosion type feeders or skimmer baskets99 % Active ingredients, 90 % available chlorineSame powerful ingredients as our sticks and 1 in. tablets - large 'hockey puck' size dissolves slowly and consistently. Works in skimmers and most erosion type chlorinators.

Highly concentrated - 1 qt. treats up to 160,000 gallonsInitial dosage: 4 oz per 10,000 gallonsMaintenance dosage: 2 oz. per 10,000 gallons

Compatible with all water treatment systemsConcentrated:Initial dosage: 16 oz. per 10,000 gallonsMaintenance Dosage, 4 oz per 10,000 gallons

Regular use even helps reduce pH, shock and algaecide treatment demandBiodegradable and all naturalDosage is 1 oz per 5,000 gallons - the same as our Super Clarifier concentrate

Use 2 lbs per 10,000 gallons, or spot treat as required Reduce chlorine level to below .3 ppm before use

1 quart per 20,000 gallons pool water initial dose 1 ounce per 5,000 gallons every two weeks or as needed

Effective Against: Black AlgaeMustard AlgaeGreen AlgaeYellow Algae Professional algae control at extremely low dosage Start up dosage: 4 oz. per 10,000 gallonsMaintenance dosage: 2 oz per 10,000 gallons Non-foaming and specially formulated to help prevent staining which is possible with other copper based algaecides. One quart bottles. ...

Non-foaming poly-quat formulaNon-metallic - will not stain poolsHighly concentrated algae destroyer and preventative:Initial dosage: 6 - 12 oz. per 10,000 gallonsMaintenance dosage: 6 oz. per 10,000 gallonsOne quart bottles ...

Keeps pool water sparkling clean. Cal-Shock makes it a breeze. 100 % Calcium Hypochlorite - 65 % available chlorine Use for day-to-day chlorination or as a shock treatment.Can be pre-dissolved for use with chemical metering pumps or hand broadcast.Periodic usage as a shock treatment eliminates chloramines, helps eliminate 'red-eye' and helps control resistant strains of bacteria and algaeWill not build up stabilizers in the pool water.As a shock treatment, recommended 1 lb. per 10,000 gallons...