BS EN 16475-1:2020 pdf free

BS EN 16475-1:2020 pdf free.Chimneys - Accessories.Chimney silencers一Requirements and test methods. BS EN 16475-1 This document specifies requirements and test methods for flue gas silencers made of metal that are used as accessories in order to reduce the noise level of combustion appliances.The document covers silencers in the connecting flue pipes and on top of chimneys.This document does not cover...
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