Safety Precautions: Cleaning and Disinfecting for COVID-19 | COVID-19

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class="cdc-page-title-bar__item" href="https://espanol.cdc.gov/enes/covid/php/public-health-strategy/index.html">Español</a> </div> </section> <div class="cdc-page-title cdc-page-offset syndicate"> <h1>Safety Precautions: Cleaning and Disinfecting for COVID-19</h1> </div> <div id="content" class="cdc-page-content cdc-page-offset syndicate container"> <div class="cdc-dfe-body "> <div class="cdc-dfe-body__top "> <div class="dfe-section dfe-section--page-summary summary-list" data-section="cdc_public_health_strategy_page_summary"> <div class="dfe-section__header"> <h2 class="editor-block--title" id="heading-g2x0x-aqnk">What to know</h2> </div> <div class="dfe-section__content"> <ul class="nested-list"> <li class="level-1">Learn the importance of safely cleaning and properly disinfecting public facilities to control the spread of the virus that causes SARS-CoV-2.<ul> </ul> </li> </ul> <div class="dfe-section__nav hide" id="dfe-section__nav"> <div class="dfe-section__nav__header" id="dfe-section__nav__header"> </div> <div class="dfe-section__nav-links" id="dfe-section__nav-links"> </div> </div> </div> <div id="nav-buttons"> </div> </div> </div> <div class="cdc-dfe-body__center "> <div class="dfe-section" data-section="cdc_public_health_strategy_overview"> <a class="onThisPageAnchor" id="cdc_public_health_strategy_overview-overview" name="Overview" title="Overview"></a><h2 class="editor-block--title" id="heading-mqhpoh5-0c">Overview</h2> <p>Carefully select cleaners and <a href="https://www.epa.gov/pesticide-registration/list-n-disinfectants-coronavirus-covid-19" class="tp-link-policy" rel="noreferrer" data-domain-ext="gov">disinfectants<span class="visually-hidden sr-only" aria-label=" external icon" role="img"></span><span class="cdc-icon-external cdc-link-icon" aria-hidden="true" alt="external icon"></span></a> and application methods for use in facilities, businesses, and public indoor spaces to ensure that you can clean and disinfect safely and effectively.</p> <p>In most situations, cleaning surfaces (using soap or detergent) is enough to reduce SAR-CoV-2, the virus that causes COVID-19. Clean surfaces before disinfecting.</p> <p>Disinfection (using a product or process designed to inactivate SARS-CoV-2) is recommended in indoor community settings where there has been a suspected or confirmed case of COVID-19 within the last 24 hours, when the presence of infectious virus is more likely. </p> <p>When <a href="https://www.cdc.gov/coronavirus/2019-ncov/community/clean-disinfect/index.html">disinfecting</a>, choose the safest method that is also effective. For most situations, using traditional disinfectant methods, such as liquids, wipes, or disinfectant spray bottles, is <a href="https://www.cdc.gov/coronavirus/2019-ncov/community/clean-disinfect/index.html">sufficient</a> to reduce virus exposure. Be sure to use products safely and according to label instructions and use products that are on <a href="https://www.epa.gov/pesticide-registration/list-n-disinfectants-coronavirus-covid-19" class="tp-link-policy" rel="noreferrer" data-domain-ext="gov">EPA's List N: Disinfectants for Coronavirus (COVID-19)<span class="visually-hidden sr-only" aria-label=" external icon" role="img"></span><span class="cdc-icon-external cdc-link-icon" aria-hidden="true" alt="external icon"></span></a>.</p> </div> <div class="dfe-section" data-section="cdc_public_health_strategy_recommendations"> <a class="onThisPageAnchor" id="cdc_public_health_strategy_recommendations-choosing-to-use-an-electrostatic-sprayer-fogger-mister-or-vaporizer" name="Choosing%20to%20use%20an%20electrostatic%20sprayer,%20fogger,%20mister,%20or%20vaporizer" title="Choosing to use an electrostatic sprayer, fogger, mister, or vaporizer"></a><h2 class="editor-block--title" id="heading-1yw1xnnthl">Choosing to use an electrostatic sprayer, fogger, mister, or vaporizer</h2> <p>If trained professionals are available to apply them, people may decide to use newer technologies that either spray disinfectant electrostatically, or disperse it through fog, mist, or vapor. Cases where these technologies could be more practical include situations where there might be a confirmed case of COVID-19, use of the space is needed quickly, and some surfaces could be very hard to reach to disinfect by hand. These are sometimes used in healthcare settings after a patient is no longer using a room.</p> <p><strong>These devices aerosolize chemicals, or suspend them in the air, and they can stay in the air for long periods of time, especially if the area is not well ventilated. Aerosolizing any disinfectant can irritate the skin, eyes, or airways and can cause other health issues for people who breathe it in.</strong></p> <div class="dfe-block dfe-block--cdcmodule dfe-block--width-standard"><div class="dfe-block__inner"><div class="dfe-block dfe-block--cdcmodule"><div class="card-body bg-tertiary"><p><strong>Electrostatic sprayer:</strong> A device that works by applying a small electrical charge to aerosols when passing through the nozzle. These charged droplets adhere easier and stick to environmental surfaces.</p> <p><strong>Fogger (also known as mister):</strong> A device that uses a fan and a liquid solution to create a fog (aerosol with small droplets) or mist.</p> <p><strong>Vaporizer:</strong> A device used with hydrogen peroxide disinfectant solutions. Doors and ventilation systems must be sealed while in use. Should be used only in healthcare or laboratory settings.</p> </div></div></div></div><p>CDC does not either recommend, or not recommend, use of these devices for disinfecting community spaces for COVID-19. If they are used, they should be used with extreme caution. A disinfectant product's <a href="https://www.epa.gov/sites/production/files/2020-04/documents/disinfectants-onepager.pdf" class="tp-link-policy" target="_blank" rel="noreferrer" data-domain-ext="gov">safety and effectiveness<span aria-label=" pdf icon" role="img" class="sr-only"></span><span class="cdc-link-icon cdc-link-icon--pdf" aria-hidden="true"></span><span class="visually-hidden sr-only" aria-label=" external icon" role="img"></span><span class="cdc-icon-external cdc-link-icon" aria-hidden="true" alt="external icon"></span></a> might change based on how you use it. If electrostatic sprayers or foggers are used, they should be used:</p> <ul class="nested-list"> <li class="level-1">Only by<a href="https://www.osha.gov/chemical-hazards" class="tp-link-policy" rel="noreferrer" data-domain-ext="gov"> trained<span class="visually-hidden sr-only" aria-label=" external icon" role="img"></span><span class="cdc-icon-external cdc-link-icon" aria-hidden="true" alt="external icon"></span></a> professionals<ul> </ul> </li> <li class="level-1">With disinfectants <a href="https://www.epa.gov/pesticide-registration/list-n-disinfectants-coronavirus-covid-19" class="tp-link-policy" rel="noreferrer" data-domain-ext="gov">approved<span class="visually-hidden sr-only" aria-label=" external icon" role="img"></span><span class="cdc-icon-external cdc-link-icon" aria-hidden="true" alt="external icon"></span></a> for this method of application<ul> </ul> </li> <li class="level-1">According to manufacturer instructions for safety, use, and contact time<ul> </ul> </li> <li class="level-1">With appropriate personal protective equipment (PPE) and other safety measures to ensure safety for the operator, others nearby, and people who might use the room afterward<ul> </ul> </li> <li class="level-1">When rooms are not occupied<ul> </ul> </li> <li class="level-1">With extreme caution if using around food preparation or areas where children play<ul> </ul> </li> </ul> <p>For information about the application of <a href="https://www.epa.gov/sites/production/files/2020-12/documents/list_n_how-to_infographic_final_0.pdf" class="tp-link-policy" target="_blank" rel="noreferrer" data-domain-ext="gov">Environmental Protection Agency (EPA) List N disinfectants<span aria-label=" pdf icon" role="img" class="sr-only"></span><span class="cdc-link-icon cdc-link-icon--pdf" aria-hidden="true"></span><span class="visually-hidden sr-only" aria-label=" external icon" role="img"></span><span class="cdc-icon-external cdc-link-icon" aria-hidden="true" alt="external icon"></span></a> with electrostatic sprayers and foggers, refer to the EPA's <a href="https://www.epa.gov/coronavirus/can-i-use-fogging-fumigation-or-electrostatic-spraying-or-drones-help-control-covid-19" class="tp-link-policy" rel="noreferrer" data-domain-ext="gov">"<span class="visually-hidden sr-only" aria-label=" external icon" role="img"></span><span class="cdc-icon-external cdc-link-icon" aria-hidden="true" alt="external icon"></span></a><a href="https://www.epa.gov/coronavirus-and-disinfectants" class="tp-link-policy" rel="noreferrer" data-domain-ext="gov">Coronavirus (COVID-19) and Disinfectants<span class="visually-hidden sr-only" aria-label=" external icon" role="img"></span><span class="cdc-icon-external cdc-link-icon" aria-hidden="true" alt="external icon"></span></a>" website. If the product's label does not include disinfection directions for use with fogging, fumigation, wide-area or electrostatic spraying, EPA has not reviewed any data on whether the product is safe and effective when used by those methods.</p> <p>For additional safety tips when using foggers and misters, please see this <a href="https://www.hud.gov/sites/dfiles/HH/documents/Safety_Tips_for_Using_Foggers_and_Misters_Indoors.pdf" target="_blank" class="tp-link-policy" rel="noreferrer" data-domain-ext="gov">fact sheet developed by CDC, EPA and the Dept. of Housing and Urban Development<span aria-label=" pdf icon" role="img" class="sr-only"></span><span class="cdc-link-icon cdc-link-icon--pdf" aria-hidden="true"></span><span class="visually-hidden sr-only" aria-label=" external icon" role="img"></span><span class="cdc-icon-external cdc-link-icon" aria-hidden="true" alt="external icon"></span></a>.</p> </div> <div class="dfe-section" data-section="cdc_public_health_strategy_implementation"> <a class="onThisPageAnchor" id="cdc_public_health_strategy_implementation-understand-the-risks" name="Understand%20the%20risks" title="Understand the risks"></a><h2 class="editor-block--title" id="heading-tnznxe7l-z">Understand the risks</h2> <p>Directions for specific devices and chemicals may vary. Always follow safety directions on product labels. If the label is hard to read or missing, do not use the product.</p> <p><strong>Exposures to chemicals in aerosolized disinfectants can cause skin, eye, or respiratory irritation.</strong></p> <ul class="nested-list"> <li class="level-1">If you use an electrostatic sprayer or fogger, only the person applying it, wearing appropriate PPE, should be in the room.<ul> <li class="level-2">The person applying should leave the room following application.<ul> </ul> </li> <li class="level-2">Stay out of the area for the time indicated in the product label and specified by the application device.<ul> </ul> </li> <li class="level-2">Open windows and doors after use, if possible, to air out the space.<ul> </ul> </li> </ul> </li> <li class="level-1">Remove chemical residue, which can pose health risks, before others enter the room.<ul> <li class="level-2">Follow product label directions for wiping or rinsing residue after the appropriate contact time has been achieved.<ul> </ul> </li> </ul> </li> <li class="level-1">Some people, such as children or people with asthma, are more vulnerable to certain chemicals. Follow CDC guidance for <a href="/asthma/respiratory-infections/?CDC_AAref_Val=https://www.cdc.gov/asthma/respinf.html">People with Moderate to Severe Asthma</a> as any disinfectant can trigger an asthma attack.<ul> </ul> </li> </ul> <p><strong>In dining and food preparation areas or areas where children spend time, safety risks are greater.</strong></p> <ul class="nested-list"> <li class="level-1">Use extreme caution if you choose to use an electrostatic sprayer or fogger in dining and food preparation areas. The aerosolized disinfectant could land in areas where the chemical may contaminate food preparation surfaces (e.g., countertops, dishware) or food, or areas where children might touch things (e.g., toys, desktops). Using a liquid, spray bottle, or wiped disinfectant gives you more control over where the disinfectant goes.<ul> </ul> </li> <li class="level-1">Use only products <a href="https://www.epa.gov/pesticide-registration/list-n-advanced-search-page-disinfectants-coronavirus-covid-19#:~:text=List%20N%20Advanced%20Search%20Page%3A%20Disinfectants%20for%20Coronavirus,%20%2002%2F11%2F2021%20%204%20more%20rows%20" class="tp-link-policy" rel="noreferrer" data-domain-ext="gov">approved for food contact surfaces<span class="visually-hidden sr-only" aria-label=" external icon" role="img"></span><span class="cdc-icon-external cdc-link-icon" aria-hidden="true" alt="external icon"></span></a> in food areas.<ul> </ul> </li> <li class="level-1">Follow recommendations about how to safely disinfect <a href="/orr/school-preparedness/infection-prevention/index.html">daycares</a> and schools and restaurants and bars.<ul> </ul> </li> </ul> <p><strong>Disinfectants have different safety precautions and hazard risks. Anyone handling or using disinfectants with electrostatic sprayers or foggers should understand how to choose the appropriate disinfectant for the device, how to use </strong><a href="https://www.osha.gov/Publications/HazComm_QuickCard_SafetyData.html" class="tp-link-policy" rel="noreferrer" data-domain-ext="gov"><strong>Safety Data Sheets</strong><span class="visually-hidden sr-only" aria-label=" external icon" role="img"></span><span class="cdc-icon-external cdc-link-icon" aria-hidden="true" alt="external icon"></span></a><strong>, and </strong><a href="/niosh/topics/disinfectant/default.html" class=""><strong>how to protect workers</strong></a><strong> and others.</strong></p> <ul class="nested-list"> <li class="level-1">Train cleaning and janitorial staff on how to apply disinfectant safely (e.g., use of PPE; how to respond to chemical exposure) and effectively (e.g., application method, concentration, contact time).<ul> </ul> </li> <li class="level-1">Disinfectant products are approved for certain devices or equipment and are not interchangeable with different products.<ul> </ul> </li> <li class="level-1">Follow manufacturer's label for application instructions. Beware of new technologies and devices or equipment not specified on manufacturer's label.<ul> </ul> </li> <li class="level-1"><a href="/clean-hands/about/?CDC_AAref_Val=https://www.cdc.gov/handwashing/when-how-handwashing.html">Wash your hands</a> with soap and water after handling disinfectants. Be sure to wash your hands immediately after removing gloves.<ul> </ul> </li> </ul> </div> </div> <div class="cdc-dfe-body__right page-right-rail"> <aside class="page-right-rail__static noindex" role="complementary"> <div class="on-this-page " data-sid=""> <h2 class="on-this-page__heading"> On This Page </h2> <div class="card-body"> <ul> <li><a href="#cdc_public_health_strategy_overview-overview">Overview</a></li> <li><a href="#cdc_public_health_strategy_recommendations-choosing-to-use-an-electrostatic-sprayer-fogger-mister-or-vaporizer">Choosing to use an electrostatic sprayer, fogger, mister, or vaporizer</a></li> <li><a href="#cdc_public_health_strategy_implementation-understand-the-risks">Understand the risks</a></li> </ul> </div> </div> </aside> <aside class="page-right-rail__dynamic noindex" role="complementary"> <div data-related-nav></div> </aside> </div> </div> <div data-journey-next></div> <section class="container page-mobile-bar"> <time class="page-mobile-bar__item page-mobile-bar__item--date" datetime="2024-06-03 00:00:00"> June 3, 2024 </time> </section> <div class="page-content-sources noindex"> <div class="page-content-sources__header"> <a data-action="summary" class="collapsed" href="#content-sources" role="button" data-bs-toggle="collapse" aria-expanded="false" aria-controls="content-sources" data-cs-toggle="">Sources</a> <a data-action="print" href="#print" class="d-none d-md-block" aria-label="print this page" onclick="window.print()">Print</a> <a data-action="share" href="#share" data-bs-toggle="dropdown" aria-label="share this page" aria-expanded="false">Share</a> <div class="dropdown-menu page-share-bar" data-popper-placement="bottom-start"> <a href="#" class="page-share-facebook"><span class="cdc-icon-facebook"></span></a> <a href="#" class="page-share-linkedin"><span class="cdc-icon-linkedin"></span></a> <a href="#" class="page-share-twitter"><span class="cdc-icon-twitter"></span></a> <a href="#" class="page-share-syndication"><span class="cdc-icon-rss"></span></a> </div> </div> <div class="page-share-container"> <div class="page-share-popup" id="page-share-popup" role="dialog"> <a target="_blank" title="Share to Facebook" rel="noreferrer noopener" class="page-share-facebook metrics-share-facebook" href="https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.cdc.gov"> <span class="sr-only">Facebook</span> <span class="cdc-icon-facebook-inverse"></span> </a> <a target="_blank" title="Share to LinkedIn" rel="noreferrer noopener" class="page-share-linkedin metrics-share-linkedin" href="https://www.linkedin.com/shareArticle?url=https%3A%2F%2Fwww.cdc.gov&title=Living%20with%20High%20Blood%20Pressure"> <span class="sr-only">LinkedIn</span> <span class="cdc-icon-linkedin-inverse"></span> </a> <a target="_blank" title="Share to Twitter" rel="noreferrer noopener" class="page-share-twitter metrics-share-twitter" href="https://twitter.com/share?url=https%3A%2F%2Fwww.cdc.gov&text=Living%20with%20High%20Blood%20Pressure"> <span class="sr-only">Twitter</span> <span class="cdc-icon-twitter-inverse"></span> </a> <a target="_blank" title="Embed this Page" rel="noreferrer noopener" class="page-share-syndication metrics-share-syndicate" href="https://tools.cdc.gov/medialibrary/index.aspx#/sharecontent/https://https://www.cdc.gov/covid/php/public-health-strategy/index.html"> <span class="sr-only">Syndicate</span> <span class="fi cdc-icon-syndication-round"></span> </a> </div> </div> <div id="content-sources" class="page-content-sources__body accordion-collapse collapse"> <div class="callout callout-content-source" role="status"> <div class="callout-heading">Content Source:</div> <a class="cdc-block-link" href="/ncird/index.html">National Center for Immunization and Respiratory Diseases</a>; <a class="cdc-block-link" href="https://www.cdc.gov/ncird/divisions-offices/index.html">Coronavirus and Other Respiratory Viruses Division</a> </div> <div class="page-content-sources__section page-content-sources__section--sources"><label for="page_sources">Sources</label><ul id="page_sources"><li id="cdcsource_1"><a href="https://www.cdc.gov/ncird/index.html">National Center for Immunization and Respiratory Diseases (NCIRD)</a>, <a href="https://www.cdc.gov/ncird/dvd.html" class="ce-selection">Division of Viral Diseases</a></li></ul></div> </div> </div> <section class="container related-pages related-pages__mobile"> <div data-related-nav-mobile></div> </section> </div> </main> <section class="site-footer container noindex"> <div class="row cdc-footer__inner"> <div class="col-lg-3 site-footer__heading"> <h2> <a href="/covid/index.html"> <i class="cdc-icon cdc-fa-solid cdc-fa-house"></i> <span class="cdc-footer__super-title" aria-label="COVID-19"> <a href="/covid/index.html"> COVID-19 </a> <i class="cdc-icon cdc-fa-light cdc-fa-angle-right"></i> </span> </a> </h2> <p>COVID-19 (coronavirus disease 2019) is a disease caused by a virus named SARS-CoV-2. 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