... poly, commonly known as soft sheathed wire, which is a kind of sheathed wire. RVV wire and cable is two or more RV wires plus a layer of sheath. RVV cable is the most commonly used cable for weak current systems. The number of core wires is variable,
... poly, commonly known as soft sheathed wire, which is a kind of sheathed wire. RVV wire and cable is two or more RV wires plus a layer of sheath. RVV cable is the most commonly used cable for weak current systems. The number of core wires is variable, more