Pool chemicals must be kept away from heat sources or direct sunlight, so storing them in the basement is usually unsafe. Basements tend to have high humidity, and chemical fumes [...]
Pool chemicals should only be stored in your garage if securely locked in a storage bin or cabinet. These chemicals can cause metals to become brittle and rust over time. [...]
Never store chemicals such as chlorine and acid or chlorine and bromine together. Hydrogen peroxide should also be kept separate from all other chemicals.
Storing pool chemicals in a shed can be a safe option if it’s well-ventilated and not near any heat sources or direct sunlight. Use a storage bin or cabinet to [...]