The 1/2 in. PVC Conduit Box Adapter adapts a non-metallic conduit to any electrical enclosure. Non-metallic PVC is non-corrosive for lasting durability. Compatible with Sch. 40 or Sch. 80 RNC-type conduits, this adapter is CSA and UL listed for safety. The adapter inserts through a knockout and cements into couplings.