Roof tile underlays: Watertightness – Tent effect (NT BUILD 488)

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  • Report #: NT BUILD 488
  • Approved: November 1998
  • Hits: 0

Abstract

SCOPE

This Nordtest Method specifies a test procedure for testing the watertightness of roof tile underlays resting on a substrate of wood or mineral wool.

Categories

NT Methods | Building

Nordtest

Nordtest is a trademark of Nordic cooperation in conformity assessment. The emphasis of Nordtest is to develop, promote and innovate Nordic test methods and pre-normative activity. Nordtest endeavours to remove technical barriers to trade and promotes the concept: “Approved once, accepted everywhere”.