indoor air Articles

  • What is Indoor Air Quality?

    Indoor Air Quality (IAQ) refers to the degree of air purity inside buildings that constitute the usual environment in which people carry out activities (offices, homes, schools, shopping and leisure centres, etc.) Because of increasing urbanisation and our contemporary lifestyle, most people spend a large proportion of their time in these closed environments. The high level of atmospheric ...


    By Bioconservacion SA

  • Common Indoor Air Pollutants

    Is the indoor air you breathe healthy? According to the World Health Organization, 40% of all buildings pose a serious health hazard due to indoor air pollution. The EPA calls indoor air pollution the #1 pollution problem inAmerica. The following is a list of common indoor air pollutants: Dust, Pollen, and Other Allergens Chemical Fumes and Vapors Mold and Fungus Toxic ...

  • Indoor Air Analysis - Zigbee

    PPM Technolgy"s new IAQ profile monitor featured as part of the Telegesis ZigBee case ...


    By PPM Technology

  • Indoor air quality problems

    We have a number of employees in our office who have itchy, watery eyes, nasal congestion, headaches, lethargy and trouble concentrating. Most of the affected folks report they feel better at home and worse after they’ve been in the office for about an hour. We had the office tested for mold but nothing remarkable was found. What’s going on? While exposure to molds can certainly ...


    By Atlantic Environmental, Inc.

  • Indoor Air Quality

    Indoor Air Quality-Makes Me Sick EVM 7 measures it all   How often do you here ‘I need some fresh air’. Why do we say that? Maybe you simply want a break from the wife and kids or work colleagues! But it may be because the indoor air you are breathing in is contaminated. Indoor air contains significantly higher levels of contaminants than outside air.   ...


    By Shawcity Limited

  • Indoor Air Quality and Gases

    Potentially hazardous gases is a critical issue in the workplace. Wireless technology provides means of monitoring and measuring toxic levels before health is at risk.   ...


    By PPM Technology

  • Indoor air quality in primary schools

    The indoor air quality (IAQ) in classrooms is expected to play a key role in the assessment of the effects of the children's personal exposure to air pollution since they spend on average 7–11 h per weekday at school. A statistical treatment was conducted over a database of indoor air parameters and the primary schools where these parameters were sampled (urban area of Lisbon, Portugal). The aim ...


    By Inderscience Publishers

  • Indoor Air Quality Myths Debunked

    Today’s buildings, whether it is a home, office, manufacturing plant, hospital, etc., are more energy efficient; however, they also foster a potentially harmful environment. Indoor Air Quality (IAQ) has become a rising concern in the HVAC industry. Poor IAQ can cause a number of health issues such as, allergies, dryness and irritation to the eyes, nose, throat, and skin. It can also cause ...

  • Dealing with Indoor Air Quality Issues

     According to the Environmental Protection Agency (EPA) journal, the average American spends about ninety percent of their time indoors. This is why the chances are overwhelming that most of the air you breathe either has entered via your building's ventilation system... or filtered in through doors, windows, or porous wall materials. Along the way, the air might have picked up any number ...


  • Indoor Air Quality Complaint Response

    Hygieneering’s Industrial Hygiene department recently responded to Indoor Air Quality concerns by occupants in a hospital following a localized fire within their building.  The response including conducting air sampling for potential contaminants associated with the fire and an evaluation of remediation efforts.  Recommendations were provided to change air flow patterns to better ...


    By Hygieneering, Inc.

  • Smog and Lemons - Discovering Indoor Air

    Untitled Document Recent studies suggest that chemical reactions may be an ...

  • Taiwan Indoor Air Quality Management Act

    On 8 November 2011, the Taiwanese Legislative Yuan passed the Indoor Air Quality Management Act making Taiwan the second nation after Korea to implement an indoor air quality management act. For accurate understanding of indoor air quality, it is advised to simultaneously monitor multiple indoor air quality parameters including gases, temperature and humidity. PPM Technology’s range of IAQ ...


    By PPM Technology

  • 10 Commandments of Indoor Air Quality (IAQ)

    Indoor Air Quality (IAQ) relates to a number of environmental factors inside a building that can impinge on the health, comfort, or work performance of the building’s occupants. Monitoring IAQ is vital because it is estimated that the average person spends 90% of their time breathing “indoor air”.    PPM Technology and our partners Hinds International have ...


    By PPM Technology

  • The Application of TO-15 to Naphthalene Measurements in Indoor Air

    Introduction Naphthalene has recently become a compound of concern in many vapor intrusion investigations as a result of its reclassification to a carcinogen by California EPA and its proposed change to a 'likely carcinogen' by the USEPA. Naphthalene is commonly found in petroleum-based fuels and may be present at former manufactured gas plants. To assess the health risk of naphthalene vapor ...


    By Eurofins Air Toxics Inc

  • US Regulation of Wood-burning and Indoor Air Pollution

    Recently, the US EPA released their final proposal to update the new source performance standards (NSPS) for new woodstoves and heaters, and to add NSPS for the first time for pellet stoves, furnaces, hydronic heaters, and masonry heaters.   The measures, if approved, would take effect in 2015.  The report states, "Emissions from wood stoves occur near ground level in residential ...


    By Environics, Inc.

  • Indoor Air Quality and Hazardous Gas Detection

    Indoor air contaminants come in a variety of forms and originate from multiple sources. Interactions between building materials and furnishings, activities and equipment inside the building, internal temperature and relative humidity, filtration and ventilation system operations, climate and building occupants all contribute to the indoor air quality (IAQ) in commercial, industrial, residential ...

  • Double benefit of monitoring Indoor Air Quality (IAQ)

    It is a difficult balance to save money and energy yet maintain a comfortable and healthy indoor air environment. A logical solution to controlling indoor air pollution is good ventilation coupled with IAQ monitoring using gas sensors. This can ensure healthy indoor air as well as a more efficient HVAC system.  Typical IAQ investigation and examination consists of taking single-point ...


    By PPM Technology

  • Remote monitoring of Indoor Air Quality (IAQ)

    Indoor air quality (IAQ) relates to a number of environmental factors inside a building that can impinge on the health, comfort, or work performance of the building’s occupants. Monitoring IAQ is vital because it is estimated that the average person spends 90% of their time breathing “indoor air”. Remote monitoring of IAQ sampling data collected by PPM ...


    By PPM Technology

  • Why monitor Indoor Air Quality (IAQ)?

    Indoor Air Quality (IAQ) relates to a number of environmental factors inside a building that can impinge on the health, comfort, or work performance of the building’s occupants. Monitoring IAQ is vital because it is estimated that the average person spends 90% of their time breathing “indoor air”. In order to accurately understand a building’s indoor air quality, it is ...


    By PPM Technology

  • Indoor air quality and mold case study

    Service(s) performed: Indoor air quality and mold management services Summary: EFI Global has provided indoor air quality and asbestos abatement services to numerous school districts and universities nationwide. At a public educational system with 7 campuses totaling over 5 million square feet, our environmental professionals performed comprehensive indoor ...


    By EFI Global, Inc.

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