DIN 3389-1 PDF
Ready-made insulated joint – Part 1: Insulating couplings for service lines and gas installations – Requirements and tests

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Ready-made insulated joint – Part 1: Insulating couplings for service lines and gas installations – Requirements and tests
Deutsches Institut Fur Normung E.V. (German National Standard) , 02/01/2021
Pages: 16
DIN 3389-1 PDF
Ready-made insulated joint – Part 1: Insulating couplings for service lines and gas installations – Requirements and tests