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EVS-EN 1253-1:2015 Kanalisatsiooni veeneelud hoonetes. Osa 1, Põrandatrapid vesiluku kõrgusega vähemalt 50 mm = Gullies for building. Part 1, Trapped floor gullies with a depth water seal of at least 50 mm
Eesti Standardimis- ja Akrediteerimiskeskus, Titania Tõlked (tõlkebüroo)