Air cleaning services in Appleton offer design, build and operation and installation of indoor air purification systems. This is achieved by using many different products, based on the ambient air quality, the usage of the indoor space, and the level of purification desired. Some equipment commonly used include home air cleaners, electrostatic furnace filters, whole house HEPA filters, chemical gas vapor filters, odor neutralizers, charcoal filters, dehumidifiers, negative ion generators, and air testing services, along with Biohazard HEPA filters, scanned 99.999% DOP HEPA filters etc. for more rigorous purification. Another major consideration during the present times is the environment-friendliness of the products used. Thus, many such equipment and services are certified "green" now. These products usually come with a warranty and maintenance. Some commercial spaces utilizing air cleaning includes fraternal organizations, private clubs, billiard or bingo halls, beauty shops or nail salons, casinos, restaurants and nightclubs.