The national electrical code nec requires for new construction and replacement outdoor outlet covers to be of the bubble cover type in all wet locations being weatherproof while outlet is in use.
Waterproof recepacle cover required under awning.
If you aren t a licensed electrician some of you may be scratching your heads.
Receptacles that are installed outdoors under roofed open porches canopies marquees and similar areas but not subjected to beating rain or water runoff require enclosures that are weatherproof only when the attachment plug cap isn t inserted and receptacle covers are closed 406 8 a.
And receptacles installed in a wet.
Selecting the correct level of waterproof requirements will depend on the end use of your project or product.
Which simply means many good years of all weather protection for your doors and windows.
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A receptacle installed outdoors in a location protected from the weather or in other damp locations shall have an enclosure for the receptacle that is weatherproof when the receptacle is covered attachment plug cap not inserted and receptacle covers closed.
Why the bubble cover is mandatory.
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