Smoke and heat control systems - Specification for natural smoke and heat exhaust ventilators Ingestion-build-98192 Screeds are designated “levelling screeds”

Screeds are designated “levelling screeds” where they are to receive a final flooring and “wearing screeds” where they serve to provide the finished surface

and type of edge

This standard is also not applicable to skin contact of more than 10% of the head or contact which could result in burns of vital areas of the face

One tubular cored electrode may be tested and classified with different gases

Smoke and heat control systems - Specification for natural smoke and heat exhaust ventilators Ingestion-build-98192 Screeds are designated “levelling screeds”This part of this European Standard specifies requirements and gives test methods for natural smoke and heat exhaust ventilators which are intended to be installed as a component of a natural smoke and heat exhaust system.