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Common Pool Problems: A Troubleshooting Guide

Problem	Symptom	Cause	Solution
Algae	Green or brown algae Green water Slippery surfaces Cloudy water	Insufficient free Chlorine	Adjust pH Shock Add Algaecide
Black Algae	Black algae spots	Insufficient free Chlorine	Adjust pH Scrub spots with chlorine product Shock Add Algaecide Use Pro Guard Algae-Out
Chlorine Odor	Strong odor Burning eyes	Insufficient free Chlorine Existence of chloramines	Adjust pH Shock
Cloudy Water	Hazy, cloudy water Lack of sparkle	Low total alkalinity Early algae growth Poor filtration Calcium suspension High pH Low Calcium hardness	Add Alkalinity Plus Shock Check filter Add Flock dry acid Add hardness treatment
Eye & Skin Irritation	Red eyes Itching skin	Improper pH Chloramines	Adjust pH Shock with Blast
Scale Formation	Scale deposits on walls, pipes, filter or heater	High pH High water hardness	Add dry acid Lower alkalinity Dilute pool water
Colored Water	Brown, black, or blue- green water	Iron Manganese Copper	Adjust pH Shock Add Flock or iron remover
Corrosion of Metals	Metal corrosion Rust stains Copper stains Colored water	Low pH	Add soda ash & pH Plus
High Chlorine Consumption	Excessive sanitizer usage	Heavy bather load Dirt High temperature Low stabilizer level High pH	Shock Add conditioner Add dry acid