Flexible sheets for waterproofing. Determination of resistance to ozone. Plastic and rubber sheets for roof waterproofing Ingestion-build-242630 BS EN 1677-3 is the

BS EN 1677-3 is the third part of the series that specifies requirements for forged steel self-locking lifting hooks of Grade 8 having eye or clevis and pin up to 21

these are usually divided into parts or objects

Isolation valves separate the actuation mechanism of a valve from the media being moved

cross-section)

an opening of at least 1 metre

Flexible sheets for waterproofing. Determination of resistance to ozone. Plastic and rubber sheets for roof waterproofing Ingestion-build-242630 BS EN 1677-3 is the1 Scope This European Standard specifies a method for the determination of the resistance of plastic and rubber sheets for waterproofing to cracking when exposed, under static tensile strain, to air containing a definite concentration of ozone and at a definite temperature without the effects of direct light.