Final Draft International Standard
ISO/PRF 7615-1
Energy performance of building systems — Underfloor air distribution systems — Part 1: General overview
Reference number
ISO/PRF 7615-1
Edition 1
Final Draft
International Standard
ISO/PRF 7615-1
This draft is in the approval phase.


The proposed standard is the first part of a comprehensive series of international standards related to energy performance of underfloor air distribution systems. This standard shall stipulate the definition, terminology, technical specification and symbols related to underfloor air distribution systems. The new series of ISO standards will be composed of multiple parts as follows (tentatively). - Part 1: Definitions, terminology, technical specifications and symbols Part 2: In-situ measurement of room air stratification Part 3: In-situ measurement of thermal decay Part 4: Determination of air permeability of underfloor plenum This standard does not cover the conventional displacement ventilation system.

General information

  •  : Under development
    : Final text received or FDIS registered for formal approval [50.00]
  •  : 1
  • ISO/TC 163/SC 1
  • RSS updates

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