Investigations the discharge capacity of the siphon weir with and without ventilation Features - siphon weir with optional venting Learning objectives/experiments - functioning of a siphon weir - flow rate of a siphon weir - comparison of pipe flow and free overfall in a siphon weir Specification [1] siphon weir for the experimental flume HM 160 [2] weir body made of PMMA [3] valve for venting the siphon weir [4] weir body with sealing lips Technical data Siphon weir - material: PMMA - discharge flow cross-section WxH: 72x35mm LxWxH: 330x84x290mm Weight: approx. 2kg