Cheap PVC boxes like the one shown at far right work fine, but they can move or distort in wood framing as the studs dry. I ...

The Public Works Department (PWD) has now started using PVC – a cheap, durable and high-strength thermoplastic material – to cover electricity panels on streetlight poles that were being ...

I would say the broken box falls into the category of “damaged parts” and the safe operation of this circuit is questionable. In locations where electrical equipment is exposed to physical damage, ...