Respiratory protective devices. Half masks and quarter masks. Requirements, testing, marking Ingestion-build-44616 Information to be obtained by

Information to be obtained by the manufacturer

it is advisable to give due consideration to the environmental impact from the product during its life cycle

it is necessary that gas extinguishing systems and their accessories are designed and built as per best industry performance requirements

ridurre i conflitti e le inefficienze fra i vari sistemi

Respiratory protective devices. Half masks and quarter masks. Requirements, testing, marking Ingestion-build-44616 Information to be obtained byBS EN 140: 1999 specifies minimum requirements for half masks and quarter masks for use as part of respiratory protective devices, except escape apparatus and diving apparatus.