⚡ Quick Answer
👉 YES (mandatory) under PUB regulations
⚠️ Why
Ensures safe installation
Prevents leaks & pressure issues
Required for compliance
🚫 Do NOT
DIY install
Use unqualified installers
👮Implications
Penalties for Non - Compliance by Public Utilities Board (PUB)
Fines: Up to SGD 10,000 and/or 3 months imprisonment (Public Utilities Act Section 40A).
Water Supply Cutoff: PUB may disconnect supply until violations are fixed