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![]() 5.18 Air Classification and Recirculation.In order to limit the entry of vehicular exhaust into occupiable spaces, buildings with attached parking garages shall be designed to 5.17 Buildings with Attached Parking Garages.The building envelope and interior surfaces within the building envelope shall be designed in accordance with the following subsections. 5.16 Building Envelope and Interior Surfaces.5.15 Access for Inspection, Cleaning, and Maintenance.Steam and direct-evaporative humidifiers, air washers, direct-evaporative coolers, and other water spray systems shall be designed in accordance with this section. 5.14 Humidifiers and Water Spray Systems.5.13 Finned-Tube Coils and Heat Exchangers.Drain pans, including their outlets and seals, shall be designed and constructed in accordance with this section. Ventilation systems for a building equipped with or served by mechanical cooling equipment shall be designed such that the total building outdoor air intake equals or exceeds the total building exhaust under all load and d. Buildings or spaces equipped with or served by mechanical cooling equipment shall be provided with dehumidification components and controls that limit the indoor humidity to a maximu. 5.10 Maximum Indoor Air Dew Point in Mechanically Cooled Buildings.Particulate matter filters or air cleaners having either Products of combustion from vented appliances shall be v. Fuel-burning appliances, both vented and unvented, shall be provided with air for combustion and removal of combustion products in accordance with manufacturer instructions. The use of ozone generating devices shall comply with the following sections. The discharge from noncombustion equipment that captures the contaminants generated by the equipment shall be ducted directly to the outdoors. Ventilation system outdoor air intakes shall be designed in accordance with the following subsections. All airstream surfaces in equipment and ducts in the HVAC system shall be designed and constructed in accordance with the requirements of the following subsections. Mechanical ventilation systems shall include controls in accordance with the following subsections. Ventilating systems shall be designed in accordance with the requirements of the following subsections. Documentation of the outdoor air quality investigation shall be reviewed with building owners or their representative and shall include the following as a minimum: An observational survey of the building site and its immediate surroundings shall be conducted during hours the building is expected to be normally occupied to identify local contaminants from surrounding facilities that will b. The status of compliance with national ambient air quality standards shall be determined for the geographic area of the building site. ![]() 2.4 This standard does not prescribe specific ventilation rate requirements for the following:.2.3 In addition to ventilation, this standard contains requirements related to certain contaminants and contaminant sources, including outdoor air, construction processes, moisture, and biological growth.2.2 This standard defines requirements for ventilation and air-cleaning system design, installation, commissioning, and operation and maintenance.2.1 This standard applies to spaces intended for human occupancy within buildings except those within dwelling units in residential occupancies in which occupants are nontransient.1.3 This standard is intended to be used to guide the improvement of IAQ in existing buildings.1.2 This standard is intended for regulatory application to new buildings, additions to existing buildings, and those changes to existing buildings that are identified in the body of the standard.1.1 The purpose of this standard is to specify minimum ventilation rates and other measures intended to provide indoor air quality (IAQ) that is acceptable to human occupants and that minimizes adverse health effects.
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