Smoke and heat control systems - Specification for power output devices Ingestion-build-201039 Bubble point refers to the

Bubble point refers to the pressure at which the first flow of air through a liquid saturated fabric sample occurs and it is a measure of the largest pore-throat in a sample

dimensions and sectional properties are specified in BS EN 10210-2

This part of ISO 8503 is also applicable to the determination of the surface profile

Terms and Definitions – additional terms

Smoke and heat control systems - Specification for power output devices Ingestion-build-201039 Bubble point refers to the1 Scope This part of ISO 21927 specifies requirements and gives test methods for primary and secondary electrical and pneumatic power output devices, designed for use in smoke and heat control systems in buildings. NOTE A summary of functions is given in Annex A.