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    Management of airflow and reduction of impurities from air circulating in homes and buildings.

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    BOSCH HOME COMFORT
    Rob Minnick/NCI
    Photo 169890140 © Martina Hanakova | Dreamstime.com
    National Comfort Institute
    Pacific Northwest National Laboratory

    Highlights

    David Richardson/NCI

    Two Overlooked Supply Register Traits

    May 21, 2024
    Many in our industry overlook the importance of supply registers.
    David Richardson/NCI

    A New System Measurement Procedure – 20 Years Later

    April 16, 2024
    David Richardson shares the origins of NCI's System Efficiency Ratio™ testing, and other NCI advancements in HVAC system performance testing.
    265710140 © Ibrester | Dreamstime.com
    Los Angeles Dreamstime L 265710140

    Maximize Your Commercial HVAC Business with Indoor Air Quality Services

    Sept. 26, 2023
    Awareness of commercial building IAQ is higher than it's ever been. Position your commercial HVAC business as a provider of indoor air quality solutions.
    Ashrae Title Page 241

    ASHRAE Standard 241 Ushers in New Era of Air Filtration for Buildings

    July 21, 2023
    Far-reaching standard establishes stronger airborne infection risk mitigation standards for buildings.

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    Harris Products Group

    Quiz: Soldering & Brazing

    July 22, 2024
    These distinct metalworking processes require expert handling of solder and flame.
    Contracting Business/Kelly Faloon
    Wsa 2023 Baseindeximage
    Photo 280436684 © Cameron Hughes | Dreamstime.com
    Manhattan darkened by smoke from Canadian wildfires.
    Ashrae Title Page 241
    Contracting Business/Kelly L Faloon
    Ahr2023 School Iaq

    AHR 2023: Schools and Indoor Air Quality

    Feb. 7, 2023
    Legislation passed as a result of COVID-19 and the SARS-CoV-2 virus can help public and private K-12 schools replace old ventilation equipment.
    USGBC
    Usgbc Report Cover

    School Districts Make Indoor Air Quality a Top Elective

    Nov. 14, 2022
    Small to medium size districts plan to outspend larger districts, possibly due to windfall cash not normally available.
    CCTech
    Ahc 2023

    New application predicts IAQ and thermal comfort ratings before you construct

    Sept. 19, 2022
    The simulationHub team at CCTech invested more than four years of research in developing AHC 2023, described as the world's most advanced indoor air quality prediction app.
    SpeedClean
    CoilJet CJ-200E HVAC Coil Cleaner System

    HVACR Products: August 2022

    July 26, 2022
    This month's product gallery highlights filters and cleaners, valves and fittings, and more.