| Certification body | File |
|---|
| DOP ARIO, AAV primary ventilation | Download |
| DOP Drainage channels C250 | Download |
| DOP Drainage channels A15 | Download |
| DOP Slot grill concealed drainage channel A15 | Download |
| DOP Drainage channels B125 | Download |
| DOP Non-return valve Ø50 | Download |
| DOP Non-return valve Classica Ø100-200 type 1 | Download |
| DOP Non-return valve Classica Ø250 Ø315 type 1 | Download |
| DOP Non-return valve Classica Ø400 type 0 | Download |
| DOP Non-return valve Ø500 Ø630 type 0 | Download
|
| DOP Non-return valve Ottima type 1 | Download |
| DOP Non-return valve Ottima type 2 | Download |
| DOP PVC Solvent cement | Download |
