Flexible sheets for waterproofing. Determination of resistance to ozone. Plastic and rubber sheets for roof waterproofing Ingestion-build-242630 these are usually divided into

these are usually divided into parts or objects

design and relevant annexes

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

Flexible sheets for waterproofing. Determination of resistance to ozone. Plastic and rubber sheets for roof waterproofing Ingestion-build-242630 these are usually divided into1 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.