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Section 5.0 — Ventilation and Air Distribution

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  • TC 05.01 Fans

    Technical Committee 5.1 is concerned with the selection, application and testing-for-rating of fans, including recommended installation practices and field test procedures.

    TC Website:

  • TC 05.02 Duct Design

    Technical Committee 5.2 is concerned with the design, characteristics and construction of all types of ductwork for the handling of air and other gases, but does not include chimneys.

    TC Website:

  • TC 05.03 Room Air Distribution

    Technical Committee 5.3 is concerned with the distribution, diffusion and conditioning of air within rooms and similarly treated spaces. It includes consideration of the principles of air distribution, air diffusion and performance characteristics of all types of air terminal devices, fan coils, chilled beams and high/low pressure assemblies (boxes) or components, including associated or related accessories for both supply and extract air.

    TC Website:

  • TC 05.04 Industrial Process Air Cleaning

    Technical Committee 5.4 is concerned with the removal of particulate matter and gaseous emissions from industrial processes and operations.

    TC Website:

  • TC 05.05 Air-to-Air Energy Recovery

    Technical Committee 5.5 is concerned with air-to-air heat exchangers, their application and cost benefit relationship. It includes consideration of the needs and procedures for standardization and testing, rating and terminology applicable to air-to-air energy recovery.

    TC Website:

  • TC 05.06 Control of Fire and Smoke

    Technical Committee 5.6 is concerned with the design and application of systems and components for the protection of life and property from fire and smoke in buildings.

    TC Website:

  • TC 05.07 Evaporative Cooling

    Technical Committee 5.7 is concerned with contact type heat transfer surfaces and equipment for evaporative air cooling. It includes application to residential, commercial and industrial cooling requirements.

    TC Website:

  • TC 05.09 Enclosed Vehicular Facilities

    Technical Committee 5.9 is concerned with existing technology and design requirements for enclosed transportation facilities. Enclosed vehicular facilities encompass the subway portion of rapid transit systems, vehicular tunnels, rail tunnels, enclosed bus ways, bus terminals and parking garages.

    TC Website:

  • TC 05.10 Kitchen Ventilation

    Technical Committee 5.10 is concerned with the design, construction, installation, commissioning, and sustainable operation of code-compliant kitchens.

    TC Website:

  • TC 05.11 Humidifying Equipment

    Technical Committee 5.11 is concerned with equipment for raising the humidity of air in residential, and commercial, and industrial spaces; its application and control; effect of humidity on structures, content, processes, materials, and occupants; and testing and standards defining environmental and physiological requirements.

    TC Website:

  • TC Section 5.0 Home Pages

    The technical expertise of ASHRAE is concentrated in its Technical Committees (TCs), Task Groups (TGs), and Technical Resource Groups (TRGs). Keep in touch with your committee or group by accessing its home page!

    If you are interested in finding out how to list your TC, TG, or TRG's home page here, please contact Steve Hammerling, at shammerling@ashrae.org

    ASHRAE Technical Committee 5.1

    ASHRAE Technical Committee 5.2
    Duct Design

    ASHRAE Technical Committee 5.3
    Room Air Distribution

    ASHRAE Technical Committee 5.4 
    Industrial Process Air Cleaning (Air Pollution Control) 

    ASHRAE Technical Committee 5.5
    Air-to-Air Energy Recovery

    ASHRAE Technical Committee 5.6
    Control of Fire and Smoke

    ASHRAE Technical Committee 5.7
    Evaporative Cooling

    ASHRAE Technical Committee 5.9
    Enclosed Vehicular Facilities

    ASHRAE Technical Committee 5.10
    Kitchen Ventilation

    ASHRAE Technical Committee 5.11
    Humidifying Equipment (orig. TC 8.7)