TPZ 630DB 1/2 IN TO 1 IN GND CLPS -

Designed to securely connect bare or armored copper wire to steel water pipes, Topaz’s Direct Burial Ground Clamps for Armored Wire is approved for use with copper ground rods and for direct burial in earth and concrete. Bronze construction provides excellent corrosion resistance and assures proper ground path continuity. UL listed in 1/2” to 1” size.