6
Drain traps [valves] of metal; Street gutters of metal; Street gutters of metal; Drainage courses of metal; Sewers of metal; Building and construction materials and elements of metal
11
Sanitary and bathroom installations and plumbing fixtures; Bathroom installations for sanitary purposes; Bath installations; Fittings for the draining of water; Sewage disposal plants; Water outlets as parts of bathroom sanitary installations for water drainage; Trench drains, namely floor sanitary fittings for water drainage; Wall-mounted shower drains; Sanitary apparatus and installations; Water distribution installations; Shower installations; Sewerage installations; Fittings for basins; Sanitary drain armatures for showers; Spray fittings [parts of shower installations]; Sanitary drain armatures for basins; Heating apparatus and installations, Refrigerating apparatus and installations, Water supply and distribution apparatus and installations, Sanitary apparatus and installations and Sanitary installations; Components and spare parts for the aforesaid goods
19
Drain gullies, not of metal; Floor drains of non-metallic materials; Floor drainage channels made of non-metallic materials; Run-off channels, not of metal; Drain pipes; Street gutters, not of metal; Trench drains [concrete drainage structures]