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The EMT type of conduit is recommended for which type of usage?

  1. Both indoor and outdoor

  2. Indoor only

  3. Outdoor only

  4. Wet areas

The correct answer is: Indoor only

The correct choice indicates that EMT, or Electrical Metallic Tubing, is primarily suited for indoor applications. EMT is a lightweight, thin-walled conduit commonly used for protecting electrical wiring in dry environments. Its composition allows for ease of installation and, while it can offer some protection against physical damage, it is not specifically designed to withstand the harsh conditions often encountered outdoors, such as exposure to moisture and extreme temperatures. While EMT may technically be used outdoors in protected environments, it is not generally recommended for direct exposure to the elements or in areas with significant moisture, which is why it is not the best choice for outdoor or wet area installations. Ultimately, EMT serves best in indoor settings where it can offer effective and compliant solutions for wiring protection without the additional challenges posed by outdoor elements.