Couplings joined of unthreaded copper bonded earth rods together & deep driving and ensure continual contact between the rod, during and after driving.
The coupling has high copper content ensuring excellent acid and corrosion resistance and also protects the rod threads while using the driving stud.
The center hex design is outside for grip and keeping the coupling tight when driving into the ground.
| THREAD SIZE | LENGTH IN MM | PART NUMBER |
| 1/2” | 60 | ERCP 12 |
| 5/8” | 70 | ERCP 58 |
| 3/4” | 80 | ERCP 34 |
Material:- Brass/Gunmetal