1. BS 6920
Suitability of non-metallic materials for drinking water contact in UK water systems.
2. EN 13618
Performance & test standard for drinking water flexible hose assemblies.
3. EN 1254-2
Specification for water supply flexible plumbing connectors.
| Code | DN | Length(cm) | Size |
| KL 550005 | 8 | 200 | M10×1(18mm)-15mm |
| KL 550006 | 8 | 250 | M10×1(40mm)-15mm |
| KL 550007 | 8 | 300 | M12×1(18mm)-15mm |
| KL 550008 | 8 | 350 | M12×1(40mm)-15mm |
| 8 | 400 | ||
| 8 | 500 | ||
| 8 | 600 |
