Ventilate a house for as long as possible before occupancy to eliminate residual VOCs

As the end of a job approaches, ventilate the house as much as possible to get rid of volatile organic compounds (VOCsVolatile organic compound. An organic compound that evaporates readily into the atmosphere; as defined by the U.S. Environmental Protection Agency, VOCs are organic compounds that volatize and then become involved in photochemical smog production.) emitted from offgassing building materials and furnishings.