Devices to prevent pollution by backflow of potable water. Unrestricted air gap. Family A. Type A Ingestion-build-93833 disk-like thin plate on the

disk-like thin plate on the assumption that the material being tested is elastically homogeneous and isotropic and shows a linear (Hooke) stress-strain behaviour

BS EN 62070 specifies methods of measuring the error rates in record and/or reproduction modes to indicate the error status

The full-text user-defined types defined in this part of ISO/IEC 13249 adhere to the following

and counteracting adverse effects on human health and performance

NOTE The methods described are not applicable to all plastics in powdered and granular form

Devices to prevent pollution by backflow of potable water. Unrestricted air gap. Family A. Type A Ingestion-build-93833 disk-like thin plate on the1 Scope This European standard specifies the characteristics and the requirements of unrestricted air gaps Family A Type A intended for protection of potable water in water installations from pollution. This standard applies to air gaps in factory assembled products and to constructed air gaps in situ, and defines the physico chemical characteristics of materials of construction used for the purpose and application to ensure compliance with this