| Reference | Name | Certification mark |
|---|---|---|
| NF016 | Cast-iron piping for sewerage and drainage |
|
| NF055 | Rigid non-plasticized PVC pipes and fittings |
|
| NF121 | Stone piping |
|
| NF442 | Thermoplastic material drain or sewer system operating without pressure |
|
| QB08 | Water supply or drainage piping |
|
| QB10 | Hose fittings |
|
| QB16 | Adhesives for thermoplastic piping |
|
| QB19 | Pre-insulated systems |
|
