The Calbrite Flexible Metal Conduit is a flexible metal conduit that protects and routes electrical wiring. It is made of interlocked steel construction with a PVC jacket that resists corrosion and abrasion. This conduit has a temperature range of -20°F to 105°F and is UL listed. It comes in 3/8" to 4" sizes in 25' and 100' lengths. Key features include corrosion and abrasion resistance, flexibility, and durability. This conduit is ideal for protecting and routing wiring in industrial, commercial, and residential applications.