Indoor environment means a space inside a property where people spend time. Indoor environment can be one room, public hallway, hospital waiting room, operating theater or bathroom in an apartment. Indoor environment consists of indoor air, surfaces and potable water.
Hygienic indoor environment is a space where health and cleanliness have been taken into consideration by using solutions and products that increase the cleanliness and healthiness of the space themselves.
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Watch a short video on the Basics of Indoor Hygiene.