Why are air purifiers needed? The air inside many homes often is many times more polluted than outside air. Here are some little known facts about the air inside many homes: · The Environmental Protection Agency (EPA) estimates that indoor air pollutant levels may be as many as two to five times higher than the pollutant levels outdoors. · Indoor air pollution is one of the top environmental concerns in the country. · Americans spend up to 90 percent of their time indoors. · Indoor air pollutants such as tobacco smoke, pollen, mold, dust and animal dander often are associated with asthmatic and allergic reactions in persons. < Back
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