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 ...

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, ...

PVC conduit must be secured within 3 ft of every box, cabinet, or termination fitting, such as a conduit body [Sec. 352.30(A)]. Supports. PVC conduit must be supported at intervals not exceeding the ...