rolled out the interactive tool Wednesday as millions of Americans are set to congregate for the Thanksgiving holiday."If a guest visits your home, improving ventilation (air flow) can help prevent virus particles from accumulating in the air," the agency continued. "Good ventilation, along with other preventive actions, like staying 6 feet apart and correctly wearing masks, can help prevent you from getting and spreading COVID-19."RELATED: Holiday gatherings: CDC guidance sheds light on how to celebrate safely amid COVID-19The website provides multiple drop-down menus.
First, users can select which mode they want to operate their HVAC unit: off, auto or on. Next, users can select a premium or regular filter.