| 28140 | Ball valves (manufacture) |
| 28140 | Butterfly valves (manufacture) |
| 28140 | Check valves (manufacture) |
| 28140 | Christmas trees and other assemblies of valves (manufacture) |
| 28140 | Cocks for industrial use (manufacture) |
| 28140 | Diaphragm valves (manufacture) |
| 28140 | Gas cylinder outlet valves (manufacture) |
| 28140 | Gate valves (manufacture) |
| 28140 | Globe valves (manufacture) |
| 28140 | Heating taps (manufacture) |
| 28140 | Heating valves (manufacture) |
| 28140 | Industrial intake taps (manufacture) |
| 28140 | Industrial regulating valves (manufacture) |
| 28140 | Industrial taps (manufacture) |
| 28140 | Knife valves (manufacture) |
| 28140 | Needle valves (manufacture) |
| 28140 | Non-return, reflux and check valves (manufacture) |
| 28140 | Parallel slide valves (manufacture) |
| 28140 | Penstock valves (manufacture) |
| 28140 | Plug valves (manufacture) |
| 28140 | Pressure reducing valves (manufacture) |
| 28140 | Process control valves (manufacture) |
| 28140 | Reducing valves (manufacture) |
| 28140 | Relief valves (manufacture) |
| 28140 | Safety valves (manufacture) |
| 28140 | Sanitary taps (manufacture) |
| 28140 | Sanitary valves (manufacture) |
| 28140 | Stopcocks for domestic use (manufacture) |
| 28140 | Tap parts (manufacture) |
| 28140 | Taps (manufacture) |
| 28140 | Taps for domestic use (manufacture) |
| 28140 | Temperature regulators (manufacture) |
| 28140 | Valve actuators (electrical (other than electric motors)) (manufacture) |
| 28140 | Valve parts (manufacture) |
| 28140 | Valves for industrial use (manufacture) |
| 28140 | Valves for tyres (manufacture) |
| 28140 | |