Standard Practice for the Measurement of the Apparent Attenuation of Longitudinal Ultrasonic Waves by Immersion Method Ingestion-build-202139 What is ISO 21111‑5 about

What is ISO 21111‑5 about

absorption at the test room boundaries if indoors

It assists the fire engineering community in formulating fire-fighting strategies for the protection of buildings and complements the guidance provided in BS 5306-0 Fire protection installations and equipment on premises

NOTE 1: BS EN 1090‑4 does not cover the necessary analyses and detailing and execution rules for thermal insulation

The definition of benchmarks and/or approaches used in the definition of benchmarks is outside the scope of this International Standard

Standard Practice for the Measurement of the Apparent Attenuation of Longitudinal Ultrasonic Waves by Immersion Method Ingestion-build-202139 What is ISO 21111‑5 about