scope:

Specifies requirements for the design and construction of cleanroom facilities (to be referred to as clean installations) but does not prescribe specific technological nor contractual means to meet the requirements. It is intended for use by purchasers, suppliers and designers of cleanroom installations and provides a check list of important parameters of performance. Construction guidance is provided, including requirements for start up and qualification. Basic elements of design and construction needed to ensure continued satisfactory operation are identified through the consideration fo relevant aspects of operation and maintenance.