Aimed at those involved in both the conceptual and the detailed design of room air distribution systems. Provides a review of currently relevant thermal comfort standards related to air distribution and of the literature concerning the application of air terminal devices in air conditioning systems. Section headings are - Thermal comfort, Comfort standards, Air distribution principles, The performance of jets, Grilles and diffusers, Thermal environment - system design and evaluation, Design data for normal applications, Design evaluation for critical applications, Evaluation of installed systems.