{"id":14115,"date":"2021-03-08T12:55:11","date_gmt":"2021-03-08T17:55:11","guid":{"rendered":"https:\/\/blog.wika.com\/us\/\/?p=14115"},"modified":"2024-01-18T10:49:44","modified_gmt":"2024-01-18T15:49:44","slug":"air2guide-products-ashrae-covid-19-recommendations","status":"publish","type":"post","link":"https:\/\/blog.wika.com\/us\/applications\/air2guide-products-ashrae-covid-19-recommendations\/","title":{"rendered":"Air2guide Products Help HVAC Industry Meet ASHRAE\u2019s COVID-19 Recommendations"},"content":{"rendered":"<p><strong>In January 2021, the American Society for Heating, Refrigeration, and Air-Conditioning Engineers issued recommendations for reducing exposure to infectious aerosols. WIKA\u2019s air2guide line of pressure, temperature, and airflow sensors play an important part in minimizing COVID-19 transmission as the country reopens.<\/strong><\/p>\n<p>The more scientists learn about SARS-CoV-2, the virus that causes COVID-19, the more they realize that transmission is airborne and <a href=\"https:\/\/www.nature.com\/articles\/d41586-021-00251-4\" rel=\"external\" target=\"_blank\">rarely via surfaces<\/a>. Now that more schools, businesses, and offices are reopening, an important safety factor is to reduce occupants\u2019 exposure to infectious aerosols. Masks and social distancing are only part of the equation; public buildings also need to improve their ventilation and air filtration.<\/p>\n<p>To that end, the American Society for Heating, Refrigeration, and Air-Conditioning Engineers (ASHRAE) Epidemic Task Force has issued a set of <a href=\"https:\/\/www.ashrae.org\/file%20library\/technical%20resources\/covid-19\/core-recommendations-for-reducing-airborne-infectious-aerosol-exposure.pdf\" rel=\"external\" target=\"_blank\">core recommendations<\/a>. Many of them pertain to <a href=\"https:\/\/www.wika.us\/industries_heating_ventilation_air_handling_en_us.WIKA\" rel=\"external\" target=\"_blank\">industrial HVAC and air distribution<\/a>, areas where the WIKA air2guide line of measuring instruments can be helpful.<\/p>\n<h2>Industrial HVAC Helps Prevent COVID-19 Spread<\/h2>\n<p><a href=\"https:\/\/www.wika.us\/industries_air_handling_units_en_co.WIKA\" rel=\"external\" target=\"_blank\">Air handling units<\/a> (AHUs) play a central role in achieving ASHRAE\u2019s January 2021 recommendations:<\/p>\n<ul>\n<li>Maintain at least the minimum rate of indoor-outdoor air exchange as required by code.<\/li>\n<li>Limit recirculation of contaminated air.<\/li>\n<li>Use filters and systems that will achieve at least a MERV 13 level of air cleaning.<\/li>\n<li>Maintain an equivalent clean air supply for a certain occupancy rate.<\/li>\n<li>Flush spaces between occupied periods to achieve three changes of equivalent clean air supply.<\/li>\n<li>Keep temperature and humidity at recommended set points. (Studies suggest a correlation between higher temperature and humidity with reduced COVID-19 transmission.)<\/li>\n<\/ul>\n\n      <div class=\"wp-caption alignright\" style=\"max-width:396px;\"><img decoding=\"async\" src=\"https:\/\/blog.wika.com\/us\/\/files\/2021\/03\/a2g-logo-388x172.png\" \/><p class=\"wp-caption-text\">air2guide by WIKA<\/p><\/div>\n    \n<p>At the core of effective AHUs are high-quality instruments for measuring <a href=\"https:\/\/blog.wika.com\/us\/\/knowhow\/introduction-to-differential-pressure-measurement\/\">differential pressure<\/a>, airflow and velocity, air quality, <a href=\"https:\/\/blog.wika.com\/us\/\/products\/temperature-products\/wika-thermometers-temperature-sensors-for-hvac-industry\/\">temperature<\/a>, and relative humidity.<\/p>\n<p>WIKA\u2019s <a href=\"https:\/\/www.wika.us\/upload\/BR_air2guide_en_us_15913.pdf\" rel=\"external\" target=\"_blank\">air2guide\u2122 series<\/a> comprises a wide range of filter monitoring and ventilation measuring instrumentation designed specifically for industrial HVAC applications. Our devices are routinely used to meet the demands of controlled air handling:<\/p>\n<ul>\n<li><strong>Air exchange<\/strong> \u2014 The <a href=\"https:\/\/www.wika.us\/a2g_20_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-20 air velocity transmitter<\/a> and the <a href=\"https:\/\/www.wika.us\/a2g_25_en_us.WIKA\" rel=\"external\" target=\"_blank\">A2G-25 airflow transmitter<\/a> accurately measure the amount of outdoor air that enters the HVAC unit.\n<\/li>\n<li><strong>Air recirculation<\/strong> \u2014 Both the A2G-20 and A2G-25 can monitor indoor airflow to promote the mixing of ambient air without increasing person-to-person transmission.\n<\/li>\n<li><strong>Air quality <\/strong>\u2014 The <a href=\"https:\/\/www.wika.us\/a2g_85_en_us.WIKA\" rel=\"external\" target=\"_blank\">A2G-85 sensing system<\/a> measures the level of CO<sub>2<\/sub> in a room. The <a href=\"https:\/\/www.wika.us\/a2g_80_en_us.WIKA\" rel=\"external\" target=\"_blank\">A2G-80<\/a> detects volatile organic compounds (VOC) as well as other vapors \u2013 body odor, tobacco smoke, food smells \u2013 in indoor air. Both devices are mounted in return ductwork.\n<\/li>\n<li><strong>Filter quality <\/strong>\u2014 Mechanical or electronic differential pressure gauges (<a href=\"https:\/\/www.wika.us\/a2g_10_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-10<\/a>, <a href=\"https:\/\/www.wika.us\/a2g_15_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-15<\/a>), switches (<a href=\"https:\/\/www.wika.us\/a2g_40_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-40<\/a>, <a href=\"https:\/\/www.wika.us\/a2g_90_en_us.WIKA\" rel=\"external\" target=\"_blank\">A2G-90<\/a>, <a href=\"https:\/\/www.wika.us\/a2g_45_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-45<\/a>), and transmitters (<a href=\"https:\/\/www.wika.us\/a2g_50_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-50<\/a>, <a href=\"https:\/\/www.wika.us\/a2g_55_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-55<\/a>) measure air pressure on both sides of a filter to determine when it needs to be cleaned or replaced.\n<\/li>\n<li><strong>Temperature and\/or humidity <\/strong>\u2014 The <a href=\"https:\/\/www.wika.us\/a2g_60_en_us.WIKA\" rel=\"external\" target=\"_blank\">A2G-60 temperature sensor<\/a>, the <a href=\"https:\/\/www.wika.us\/a2g_70_en_us.WIKA\" rel=\"external\" target=\"_blank\">A2G-70 temperature and humidity sensor<\/a>, and the <a href=\"https:\/\/www.wika.us\/a2g_200_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-200 integrated room sensor<\/a> (with CO<sub>2<\/sub> sensing) help ensure a comfortable and safe indoor environment.<\/li>\n<\/ul>\n<p>Ventilation and air handling are key variables in the safe reopening of public spaces. Contact the HVAC experts at WIKA USA for more information on the measuring instruments that help reduce the spread of COVID-19.<\/p>\n<div style=\"width: 100%;float: left\"><a class=\"button white\" style=\"float: right\" href=\"https:\/\/www.wika.us\/contact_contactform_en_us.WIKA\" rel=\"external\" target=\"_blank\"><span>Contact Us<\/span><\/a><\/div>\n<div><strong>Products mentioned in this article:<\/strong><\/div>\n<div>\n<div>\u2022\u00a0 <a href=\"https:\/\/www.wika.us\/a2g_10_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-10 differential pressure gauge for HVAC<\/a><\/div>\n<div>\u2022\u00a0 <a href=\"https:\/\/www.wika.us\/a2g_15_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-15 differential pressure gauge for HVAC with output signal<\/a><\/div>\n<p>\u2022\u00a0 <a href=\"https:\/\/www.wika.us\/a2g_20_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-20 air velocity transmitter<\/a><\/div>\n<div>\u2022\u00a0 <a href=\"https:\/\/www.wika.us\/a2g_25_en_us.WIKA\" rel=\"external\" target=\"_blank\">A2G-25 airflow transmitter<\/a><\/div>\n<div>\n<div>\u2022\u00a0 <a href=\"https:\/\/www.wika.us\/a2g_40_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-40 differential pressure switch for HVAC<\/a><\/div>\n<p>\u2022\u00a0 <a href=\"https:\/\/www.wika.us\/a2g_45_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-45 differential pressure transducer for HVAC with switch and digital display<\/a><\/div>\n<div>\n<div>\u2022\u00a0 <a href=\"https:\/\/www.wika.us\/a2g_50_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-50 differential pressure sensor for HVAC<\/a><\/div>\n<div>\u2022\u00a0 <a href=\"https:\/\/www.wika.us\/a2g_55_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-55 Eco differential pressure transmitter<\/a><\/div>\n<div>\u2022\u00a0 <a href=\"https:\/\/www.wika.us\/a2g_60_en_us.WIKA\" rel=\"external\" target=\"_blank\">A2G-60 duct\/immersion temperature sensor<\/a><\/div>\n<div>\u2022\u00a0 <a href=\"https:\/\/www.wika.us\/a2g_70_en_us.WIKA\" rel=\"external\" target=\"_blank\">A2G-70 duct humidity temperature sensor<\/a><\/div>\n<div>\n<div>\u2022\u00a0 <a href=\"https:\/\/www.wika.us\/a2g_80_en_us.WIKA\" rel=\"external\" target=\"_blank\">A2G-80 air quality sensor<\/a><\/div>\n<\/div>\n<p>\u2022\u00a0 <a href=\"https:\/\/www.wika.us\/a2g_85_en_us.WIKA\" rel=\"external\" target=\"_blank\">A2G-85 CO<sub>2<\/sub> sensor<\/a><\/div>\n<div>\u2022\u00a0 <a href=\"https:\/\/www.wika.us\/a2g_90_en_us.WIKA\" rel=\"external\" target=\"_blank\">A2G-90 Airbox with analog DP gauge and differential pressure switch<\/a>\u00a0<\/div>\n<div>\u2022\u00a0 <a href=\"https:\/\/www.wika.us\/a2g_200_en_co.WIKA\" rel=\"external\" target=\"_blank\">A2G-200 integrated room sensor (temperature, humidity, CO<sub>2<\/sub>) control panel<\/a><\/div>\n<div>\u00a0<\/div>\n<div>\u00a0<\/div>\n","protected":false},"excerpt":{"rendered":"<p>In January 2021, the American Society for Heating, Refrigeration, and Air-Conditioning Engineers issued recommendations for reducing exposure to infectious aerosols. WIKA\u2019s air2guide line of pressure, temperature, and airflow sensors play an important part in minimizing COVID-19 transmission as the country reopens. The more scientists learn about SARS-CoV-2, the virus that causes COVID-19, the more they [&hellip;]<\/p>\n","protected":false},"author":226,"featured_media":14122,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[232],"tags":[995,991],"class_list":["post-14115","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-applications","tag-covid-19","tag-hvac"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>HVAC Solutions for Reduced COVID-19 Transmission - WIKA blog<\/title>\n<meta name=\"description\" content=\"High-quality instruments from WIKA\u2019s air2guide series help users meet ASHRAE\u2019s recommendations for reducing infectious aerosol exposure in indoor spaces.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.wika.com\/us\/applications\/air2guide-products-ashrae-covid-19-recommendations\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"HVAC Solutions for Reduced COVID-19 Transmission - 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