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Apprentice Q&A · #052

What is the minimum clearance needed for the VAV control panel access?

2nd YearVAVs & Fan CoilsRED · Stop / Verify

Per the National Electrical Code (NEC Article 110), you must maintain a minimum of 36 inches of clear working space directly in front of the electrical/control enclosure. This space must extend from the floor up to the ceiling or structural deck.

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Plain-English answer

Per the National Electrical Code (NEC Article 110), you must maintain a minimum of 36 inches of clear working space directly in front of the electrical/control enclosure. This space must extend from the floor up to the ceiling or structural deck.

Field checklist

Ask Foreman

Hey boss, I’m on vavs & fan coils and need verification before I touch this: What is the minimum clearance needed for the VAV control panel access? Do you want me to stop here and check the approved detail, submittal, or inspector/manufacturer requirement first?

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Verify before acting

Use this as training guidance. The foreman, approved drawings, project specs, manufacturer installation instructions, employer safety policy, and AHJ/code requirements always control the final answer.

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