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EN 50136-4
compliance with BS 2456 guidelines can ensure that your products are reliable for use and contribute to the optimal performance of the overall water supply system
1 Basic term definitions
then determining and verifying the expiry date of the product that is placed on the market
These materials (e
Acoustics. Measurement of room acoustic parameters - Open plan offices Ingestion-build-79769 EN 50136-41 Scope This part of ISO 3382 specifies methods for the measurement of room acoustic properties in open plan offices with furnishing. It specifies measurement procedures, the apparatus needed, the coverage required, the method for evaluating the data, and the presentation of the test report. The measurement results can be used to evaluate room acoustic properties in open plan offices. This part of ISO 3382 is intended for medium and large size open