INTERNAL LIGHTNING PROTECTION
Includes full range of DUVAL Surge Protection Devices, DUVAL Breakers and DUVAL RCCB Type "Ai" with Auto Reset System
EXTERNAL LIGHTNING PROTECTION
Includes Earthing systems, Earthing Accessories and Pure Copper Tape.
TRANSIENT VOLTAGE PROTECTION
Includes the full range of DUVAL Extra Low Voltage Surge Protection Devices (ELV SPD)