Quick Hits

NEC Article 358: Electrical Metallic Tubing (EMT)

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🎬 EPISODE 1: Scope & Where EMT Can Go

SLIDE 1 — HOOK

"Can you run EMT underground? In concrete? In a wet location?" Article 358 has the answers — let's break it down in 60 seconds. ⚡

SLIDE 2 — THE QUICK HITS

• Article 358 covers use, installation & construction of EMT + fittings [358.1]

• EMT and its fittings must be listed — no exceptions [358.2]

• Reconditioned EMT, elbows, or fittings = NOT permitted, ever [358.3(B)]

• Permitted uses: exposed, concealed, concrete, direct burial, dry/damp/wet locations, hazardous locations [358.10(A)]

• Aluminum EMT in concrete or earth needs supplementary corrosion protection [358.10(B)(2)]

SLIDE 3 — REVIEW + CTA

Quick Quiz: 1️⃣ Can reconditioned EMT fittings be installed? 2️⃣ Does aluminum EMT need extra protection in concrete?

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