Gullies: Tightness of side-inlet joint (NT VVS 035) Posted onNovember 25, 1985September 25, 2020Author Report #: NT VVS 035 Approved: November 1985 Download pdf Size: 45.60 KB Abstract This NORDTEST method is designed to establish whether the connection of side inlets to the gully is satisfactory when it is fitted according to the manufacturer’s instructions. Categories