TECEdrainprofile mechanical odour trap Mechanical odour trap for TECEdrainprofile drains as odour and vermin barrier. Suitable for all TECEdrainprofile drains and can be retrofitted. A set (consisting of two mechanical odour traps) is required for a shower profile. Drainage capacity according to EN 1253 at 10/20 mm accumulation above profile cover: Drain “flat” DN 40: ≥0.45/≥0.57 l/s Drain "standard" DN 50: ≥0.7/≥0.8 l/s Drain "vertical" DN 50: ≥ 0.7/≥ 1.3 l/s Item number: 674006