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Weatherproof receptacles wrapper

Why you care (60 seconds)

Outdoor and damp/wet locations require the right enclosure and cover type. Misapplied covers are a common punch list issue.

Where people lose time

  • Using standard covers where in-use covers are required.
  • Installing weatherproof devices in non-weatherproof boxes.
  • Missing gasket requirements at device interfaces.

This is

The rule in plain language

Use listed weatherproof boxes, covers, and devices in damp or wet locations, including in-use covers where required.

When it applies

Outdoor, damp, or wet locations where receptacles are installed.

What you must do (checklist)

  • Identify damp vs wet locations.
  • Install listed weatherproof boxes and covers.
  • Use in-use covers where required.
  • Maintain gasket integrity and proper mounting.

Quick examples

  • A receptacle under a roofed patio may still need an in-use cover.
  • Weatherproof boxes require compatible listed covers.

This is not

Common misreads

  • Treating a weather-resistant device as a full weatherproof assembly.
  • Assuming a standard flip cover is acceptable in wet locations.

What it doesn't cover

  • Outdoor lighting fixture listings.
  • Underground enclosure requirements.

False friends

  • A cover that closes is not necessarily rated for wet locations.

Exceptions & edge cases

  • Certain covered locations have specific cover rules.
  • Some receptacles are allowed without in-use covers in limited cases.

Cross-references (NEC map)

  • Primary: 406.9
  • Secondary: 314.15

Exam traps

  • Mixing damp and wet location cover requirements.
  • Forgetting that covers must remain in place with cords connected.

Field notes

  • Standardize on a listed in-use cover model for outdoor locations.
  • Check gasket condition before final inspection.

AHJ / Local amendments notes (placeholder)

  • Add local amendments or interpretations here.

Revision notes

  • Draft wrapper created for weatherproof receptacle fundamentals.