three piece couplings are used for coupling two ends of threaded Rigid/IMC conduit when the conduit ends cannot be turned. Three piece couplings provide a concrete tight connection. Hexagonal design allows for easy installation.
- Malleable iron construction insures mechanical protection for the raceway
- Zinc electro-plated for corrosion-resistance
- Available in trade sizes 1/2 in. through 4 in.
- cULus Listed