Technical prescriptions for vitrified clay pipe systems for drains and sewers
Part 4 : Requirements for adaptors, connectors and flexible couplings
Document
Reference
PTV 895-4 (3.0)
Version
3.0
Validity date
01/01/2024
Document type
Product specification
What is a COPRO document?
A COPRO document is a regulation, circular letter, regulatory note or similar, of which COPRO is the author and editor.