BTTZ Rigid Mineral Insulated Cable: The Fire-Proof Workhorse

BTTZ Rigid Mineral Insulated Cable: The Fire-Proof Workhorse Quick Answer: BTTZ is mineral insulated cable in its purest form — copper conductors, magnesium oxide insulation, a seamless copper sheath, nothing organic to burn. Most fire-resistant cables are engineered to survive fire longer than ordinary cable. BTTZ does not participate in the fire at all: its […]