Updated November 2026

Outlet covers for floor boxes protect live receptacles set into concrete, tile, carpet or hardwood, and they are a different job from wall plates. Floor boxes sit where people step, where furniture slides and where spills run, so the cover has to hold up to weight, moisture and frequent opening. The picks below were compared on the points that matter most for a floor outlet: the way the lid seals, whether it is tamper resistant, the material and finish, the fit to standard round or square boxes, and how well owners report the cover stays put over time. None of these were tested in a lab by us; the comparison draws on manufacturer specifications, brand track records and common owner feedback.

Our top picks at a glance

  1. 1ENERLITES Dual Flip Lid Floor Outlet Cover, BrassTOP CHOICEBest overallENERLITES Dual Flip Lid Floor Outlet Cover, BrassView on Amazon
  2. 2Plastic Duplex Floor Outlet Cover Plate, BronzeTOP CHOICEBest for weather exposurePlastic Duplex Floor Outlet Cover Plate, BronzeView on Amazon
  3. 3RACO Round Nonmetallic Floor Box Cover Kit, GrayTOP CHOICEBest for RACO floor boxesRACO Round Nonmetallic Floor Box Cover Kit, GrayView on Amazon
  4. 4Kingdder 2 Pack Square Brass Floor Box Cover, 5.2" x 3.8"Best for square floor boxesKingdder 2 Pack Square Brass Floor Box Cover, 5.2" x 3.8"View on Amazon
  5. 5Kingdder 2 Pack Round Brass Floor Box Cover, 6 InchBest for commercial-style spacesKingdder 2 Pack Round Brass Floor Box Cover, 6 InchView on Amazon
  6. 6RACO 1-Gang Floor Box Kit, Recessed Duplex 15A TR, BlackBest for tamper resistanceRACO 1-Gang Floor Box Kit, Recessed Duplex 15A TR, BlackView on Amazon
  7. 7Leviton 5249 Replacement Brass Screw CapBest budget pickLeviton 5249 Replacement Brass Screw CapView on Amazon

Our Top Picks

Quick Comparison

Product Best for Key feature
ENERLITES Dual Flip Lid Floor Outlet Cover Most floor box installs Watertight gasket, tamper and weather resistant
Plastic Duplex Floor Outlet Cover Plate, Bronze Exposed or damp locations Weatherproof plastic body
RACO Round Nonmetallic Floor Box Cover Kit RACO 5511 floor box owners Auto-closing duplex flap, carpet flange
Kingdder Square Brass Floor Box Cover (2 Pack) Square box replacements Solid brass, 5.2″ x 3.8″
Kingdder Round Brass Floor Box Cover, 6 Inch (2 Pack) Offices, schools, hotels Dual hinged lid, solid brass
RACO 1-Gang Floor Box Kit, Black Tamper-resistant duplex needs Neoprene gaskets, 125V 15A TR
Leviton 5249 Replacement Brass Screw Cap Leviton 5249 and 5349 boxes Polished brass cap with O-rings

ENERLITES Dual Flip Lid Floor Outlet Cover, Brass

Watertight Gasket, Tamper & Weather Resistant, 1-Gang, Box Sold Separately, UL Listed, In-Floor Installation ENERLITES Dual Flip Lid Floor Outlet Cover, 5.625" Dia, 1-Gang, 20A, Brass

Watertight Gasket, Tamper & Weather Resistant, 1-Gang, Box Sold Separately, UL Listed, In-Floor Installation ENERLITES Dual Flip Lid Floor Outlet Cover, 5.625" Dia, 1-Gang, 20A, Brass

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Best for: Overall floor box installs that need a sealed, tamper-resistant cover

This cover suits homeowners and electricians setting a single-gang floor box in a garage, patio-adjacent room or finished floor where water and foot traffic are both concerns. Its gasket and flip lids are designed for in-floor use.

Key specs

  • Single gang, 20A rated
  • Approximately 5.625 inch diameter
  • Solid brass construction
  • Watertight gasket and tamper-resistant design
  • UL listed; box sold separately

Pros

  • Gasket seals against moisture when lids are closed
  • Dual flip lids allow access to two receptacle openings
  • Brass finish resists wear better than most plated metals

Cons

  • Requires a compatible floor box, which must be purchased separately
  • Brass finish will darken and patina over time, which some owners dislike

Bottom line: The most complete choice for a sealed, tamper-resistant single-gang floor outlet. Pick it if you want one cover that handles moisture and child-safety needs.

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Plastic Duplex Floor Outlet Cover Plate, Bronze

Plastic Duplex Floor Outlet Cover Plate, Weatherproof Replacement for Countertop Home, 1 Set 5133678 Round Floor Box Cover, Floor Electrical Outlet Cover Plate, Bronze

Plastic Duplex Floor Outlet Cover Plate, Weatherproof Replacement for Countertop Home, 1 Set 5133678 Round Floor Box Cover, Floor Electrical Outlet Cover Plate, Bronze

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Best for: Exposed or damp locations where metal corrosion is a concern

This round replacement cover is aimed at people who need a weatherproof floor cover for a duplex receptacle and want a lighter material than brass.

Key specs

  • Duplex (two-receptacle) configuration
  • Plastic body in bronze finish
  • Round floor box fit
  • Weatherproof design

Pros

  • Plastic will not corrode in wet conditions
  • Lightweight and easy to swap out
  • Bronze tone blends with many floor finishes

Cons

  • Plastic may feel less rugged than brass under heavy foot traffic
  • Fit depends on matching your existing floor box diameter

Bottom line: A good match for outdoor-adjacent or damp floor boxes where you want a weatherproof duplex cover without metal.

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RACO Round Nonmetallic Floor Box Cover Kit, Gray

For RACO 5511 Floor Box (Required), Floor Box Cover Plate, Auto-Closing Duplex Flap, Carpet Flange Included, UL Listed RACO Round Nonmetallic Floor Box Cover Kit, Two-Lift Lids, Gray

For RACO 5511 Floor Box (Required), Floor Box Cover Plate, Auto-Closing Duplex Flap, Carpet Flange Included, UL Listed RACO Round Nonmetallic Floor Box Cover Kit, Two-Lift Lids, Gray

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Best for: Owners of RACO 5511 floor boxes who need a matching replacement

This kit is built to pair with the RACO 5511 floor box. Owners of that box will find the auto-closing duplex flap and carpet flange designed to work together.

Key specs

  • Nonmetallic round construction
  • Auto-closing duplex flap
  • Two-lift lids
  • Carpet flange included
  • UL listed

Pros

  • Flaps close automatically when unplugged
  • Carpet flange helps the cover sit flush over flooring
  • Purpose-matched to a common floor box model

Cons

  • Only a good fit if you already have or plan to buy the RACO 5511 box
  • Gray finish is less decorative than metal options

Bottom line: The right choice for RACO 5511 owners. If you use a different floor box, look at the universal-fit options instead.

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Kingdder 2 Pack Square Brass Floor Box Cover, 5.2″ x 3.8″

Solid Brass Square Floor Outlet Cover Plates for Replacing Worn or Damaged Covers in Offices, Hotels, Schools and Home Kingdder 2 Pack Square Brass Floor Box Cover, Floor Outlet Plate, 5.2"x3.8"

Solid Brass Square Floor Outlet Cover Plates for Replacing Worn or Damaged Covers in Offices, Hotels, Schools and Home Kingdder 2 Pack Square Brass Floor Box Cover, Floor Outlet Plate, 5.2"x3.8"

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Best for: Replacing worn or damaged square floor box covers

Suited to facilities staff and homeowners who need matching replacements for square floor boxes in offices, hotels, schools or residential spaces.

Key specs

  • Solid brass
  • Square format, approximately 5.2 x 3.8 inches
  • Sold as a 2 pack

Pros

  • Solid brass body resists dents better than thin stamped metal
  • Two covers per purchase helps with multi-box rooms
  • Square profile suits many commercial floor boxes

Cons

  • Dimensions must match your box opening closely
  • Brass patina may differ from existing hardware

Bottom line: A practical replacement for square floor boxes, especially if you need two covers at once. Measure first.

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Kingdder 2 Pack Round Brass Floor Box Cover, 6 Inch

Solid Brass Floor Outlet Cover Plates for Office Hotel School Commercial Floors Home Improvement Kingdder 2 Pack Round Brass Covers 6 Inch Dual Hinged Lid Floor Box, Round

Solid Brass Floor Outlet Cover Plates for Office Hotel School Commercial Floors Home Improvement Kingdder 2 Pack Round Brass Covers 6 Inch Dual Hinged Lid Floor Box, Round

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Best for: Commercial-style rooms with heavier use

Office managers and facilities teams often choose round brass covers with dual hinged lids for high-traffic floors, and this two-pack suits that use case.

Key specs

  • Solid brass
  • Round, 6 inch
  • Dual hinged lid
  • Sold as a 2 pack

Pros

  • Dual hinged lid gives access to both receptacles
  • Solid brass suits busy spaces
  • Two covers per order

Cons

  • Heavier than plastic options, which can make removal harder
  • Requires a 6 inch compatible floor box opening

Bottom line: A solid pick for commercial-style or high-traffic floors that need a durable round cover.

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RACO 1-Gang Floor Box Kit, Recessed Duplex 15A TR, Black

Neoprene Gaskets, Either Side Usable with Cover Closed, Adjustable Box, Round Floor Outlet Cover, Tamper Resistant, 125V RACO 1-Gang Floor Box Kit, Recessed Duplex 15A TR, Black

Neoprene Gaskets, Either Side Usable with Cover Closed, Adjustable Box, Round Floor Outlet Cover, Tamper Resistant, 125V RACO 1-Gang Floor Box Kit, Recessed Duplex 15A TR, Black

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Best for: Tamper-resistant duplex needs with neoprene sealing

This kit is for installers and homeowners who want a tamper-resistant duplex receptacle in a floor box, with gaskets that seal in either lid position.

Key specs

  • 1-gang, recessed duplex
  • 15A, 125V tamper-resistant rating
  • Neoprene gaskets
  • Round, adjustable box
  • Black finish

Pros

  • Tamper-resistant receptacle helps block foreign objects
  • Gaskets usable on either side when closed
  • Adjustable box helps with depth fit

Cons

  • Installation is more involved than a simple cover swap
  • Black finish shows scuffs on light flooring

Bottom line: Best for owners who want a complete tamper-resistant floor box kit rather than a cover alone. Confirm the wiring and code requirements with a licensed electrician.

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Leviton 5249 Replacement Brass Screw Cap

Polished Brass Screw Cap with 1 Sets of O-Rings, for Leviton 5249 Single Outlet Box, Cap Diameter 1.73", Thread OD 1.56" 1PC 5249-CAP Brass Floor Outlet Cover w/O-Ring for Leviton 5249 5349 5250

Polished Brass Screw Cap with 1 Sets of O-Rings, for Leviton 5249 Single Outlet Box, Cap Diameter 1.73", Thread OD 1.56" 1PC 5249-CAP Brass Floor Outlet Cover w/O-Ring for Leviton 5249 5349 5250

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Best for: Leviton 5249, 5349 and 5250 floor box owners on a budget

This is a replacement screw cap rather than a full floor box cover. It suits people who already own a Leviton box and need to replace a lost or cracked cap.

Key specs

  • Polished brass screw cap
  • Cap diameter about 1.73 inches
  • Includes O-rings
  • Designed for Leviton 5249 and compatible models

Pros

  • Low-cost way to restore a floor box
  • O-rings help with moisture sealing
  • Polished brass matches many commercial fixtures

Cons

  • Only fits Leviton-compatible boxes
  • A screw cap is not a hinged cover and offers less quick access

Bottom line: A targeted replacement part for Leviton floor box owners. Not a fit for other box brands.

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Buying Guide

Box Compatibility and Shape

Measure the box opening before anything else. Round and square floor boxes use different covers, and many brands are made for a specific model. Check the box name stamped inside the box or on the packaging, and note the inside diameter or width and length in inches.

Good picks for this: RACO 5511 cover kit for RACO boxes; Kingdder square brass covers for square boxes.

Tamper and Weather Resistance

Tamper-resistant covers and receptacles are designed to resist insertion of objects into the slots. Gasketed or sealed lids help keep water and debris out of the box. If the floor is exposed to rain, spray or cleaning water, prioritize a gasket and a lid that closes flush.

Good picks for this: ENERLITES Dual Flip Lid Floor Outlet Cover; RACO 1-Gang Floor Box Kit.

Material: Brass, Steel or Plastic

Solid brass tends to hold up to foot traffic and resists dents, though it will patina. Plastic resists corrosion in damp areas and is lighter. Steel is common in commercial settings but needs a finish that resists rust. Choose based on wear and moisture rather than appearance alone.

Good picks for this: Plastic Duplex Floor Outlet Cover Plate for damp areas; Kingdder round brass covers for busy floors.

Lid Style and Access

Flip lids, hinged lids and screw caps differ in how quickly you can reach the receptacle. Dual lids let you access two outlets without removing the cover. Screw caps offer the least access but may be sufficient for rarely used outlets.

Good picks for this: Kingdder round brass dual hinged cover; Leviton 5249 replacement screw cap.

Depth and Carpet Flange

If the box sits under carpet, a carpet flange helps the cover sit flush and keeps fibers from catching in the opening. Check the box depth and whether the cover includes a flange or requires one as a separate part.

Good picks for this: RACO round nonmetallic cover kit with carpet flange.

Finish and Maintenance

Brass patinas over time unless lacquered. Plastic may fade in direct sun. Clean with a dry cloth or mild soap, and avoid abrasive pads that scratch finishes. Check gaskets periodically for cracking.

Good picks for this: Plastic bronze cover for low maintenance; ENERLITES brass cover for a solid finish.

Electrical Code and Installation

Floor boxes and receptacles fall under electrical code, and requirements vary by jurisdiction. Tamper-resistant and weather-rated components may be required in certain locations. Confirm the details with a licensed electrician or your local building department before installing.

Good picks for this: RACO 1-Gang Floor Box Kit for tamper-resistant duplex needs.

FAQ

What is the difference between a floor outlet cover and a wall outlet cover?

A floor outlet cover sits in a recessed floor box and is designed to handle foot traffic, spills and sometimes carpet. A wall plate covers a receptacle in the wall and is not built for weight or moisture exposure.

Do I need a tamper-resistant floor outlet cover?

Tamper-resistant receptacles and covers help limit the risk of objects being inserted into the slots, which matters where children are present. Local code and the products you buy will determine what is required.

Can I use a weatherproof cover indoors?

Yes. Weatherproof covers can be used indoors and offer extra protection from spills and cleaning water. They are not required in dry interior areas.

How do I measure my floor box for a replacement cover?

Measure the inside opening of the box, not the outside rim. For round boxes, record the diameter. For square or rectangular boxes, record width and length. Check the box model if it is stamped inside.

Will a brass cover rust?

Solid brass does not rust like steel, but it can tarnish and patina. Lacquered finishes slow this process. Plastic covers do not corrode.

Should I hire an electrician to install a floor outlet cover?

Replacing a cover on an existing box is often straightforward, but a new floor box, wiring changes or tamper-resistant receptacle swaps should be handled by a licensed electrician. Consult a professional if you are unsure.

Conclusion

For most floor box installations, the ENERLITES Dual Flip Lid cover offers the most complete combination of sealing, tamper resistance and brass durability. Damp or outdoor-adjacent spaces are better served by the plastic bronze cover. RACO 5511 owners should choose the matching RACO kit. Square box replacements suit the Kingdder square brass pair, and busy commercial-style floors fit the round Kingdder dual-lid covers. The RACO 1-gang kit is best for complete tamper-resistant duplex setups, and the Leviton 5249 cap is a targeted fix for Leviton owners. Match the cover to your box first, then to moisture and traffic.

Sources

Ethan Brooks

About Ethan Brooks

Ethan Brooks is part of our editorial team and reviews and edits our childproofing guides, checking product details against manufacturer specifications and owner feedback.