Scope
Add the following after the first paragraph:
“NOTE Within the energy transition hydrogen () is playing an important role. The gas definition according to EN 437 does not consider nor (renewable) Dimethyl ether ((r)DME) within the gas families, yet. Therefore, the normative scope of this document does not cover nor (r)DME application.
The informative Annexes E and F specify additional requirements and associated test methods for rubber materials used in gas installations, gas equipment and gas appliances that are intended to be used in contact with or (r)DME.”
Comment on proposal
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