Projekta Nr.prEN 806-4 rev
NosaukumsThis European Standard specifies requirements and gives recommendations for the operation and maintenance of potable water installations within buildings and for pipework outside buildings but within the premises in accordance with EN 806-1.
Reģistrācijas numurs (WIID)67323
Darbības sfēraThis European Standard specifies requirements and gives recommendations for the operation and maintenance of potable water installations within buildings and for pipework outside buildings but within the premises in accordance with EN 806-1.
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