Gullies: Air tightness (NT VVS 037)

Size: 36.77 KB
Print
  • Report #: NT VVS 037
  • Approved: November 1985
  • Hits: 0

Abstract

This NORDTEST method is designed to ascertain whether the gully trap is sufficiently tight to prevent passage of foul gases from the drainage system.

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”.