There are several advantages of having a 1 gang extension box. Let’s take you step by step, type by type, and find the best 1 gang extension box for you.

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Our Top Picks:

Best Overall: Buy: Imbaprice Wall Box READ REVIEW

Best For Light: Buy: Smart Fill Spacers 1 Gang Extension Box READ REVIEW

Best For Existing Drywall: Buy: Arlington Industries Electrical Box READ REVIEW

Best For Single Gang: Buy: Imbaprice 1 Gang Extension Box READ REVIEW

Best For Water Proof: Buy: Hubbell 1 Gang Extension Box READ REVIEW

Best With Flange: Buy: Receptxtenders 1 Gang Extension Box READ REVIEW

Best With Part Number: Buy: Arlington Industries 1 Gang Extension Box READ REVIEW

Best For Plug: Buy: Hubbell Raco 1 Gang Extension Box READ REVIEW

Best Box Extender: Buy: Greenfield 1 Gang Extension Box READ REVIEW

Best For Great Price: Buy: Bell Recessed Box READ REVIEW

Best For Dry Locations: Buy: Sigma Electric 1 Gang Extension Box READ REVIEW

Best For Brand Name: Buy: Bell 1 Gang Extension Box READ REVIEW

Best Overall: Imbaprice Wall Box

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If you often find yourself scrambling for a good box, Imbaprice Wall Box is your end point. The imbaprice wall box is manufactured from 94vo rated flame retardant plastic for safer installations, two hour fire rating. The purpose of this electrical box extender is to allow you to pull out your electrical box so that it lays flush with the newly installed wall covering, without having to remove or re-positioning the existing box. Further, the box works as advertised, It has mounting screws and has a perfect design.

Most importantly, the imbaprice wall box offers better device support in oversized or miscue wall openings.

Almost all customers quickly discovered that the box included extra long screws and came 2 to a pack. Also, they also found that the box can be used for electricity data, voice and more. Also, they strongly agree that these extenders are tapered so they side inside of your original wall box. Therefore, customers were very happy to recommend it to friends and would-be buyers.

• This offers premium quality products with maximum performance.
• This is installed without removing the outlet/switch first.
• This is good for extending an outlet box.
• The Manufacturer says: Our top-notch products will aid you in completing your objectives.

Best For Light: Smart Fill Spacers 1 Gang Extension Box

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The Smart Fill Spacers 1 Gang Extension Box's material feels more premium than its price would suggest. The smart fill spacers 1 gang extension box comes with original boxes, is very nice, It is great with correct size and has excellent design. Make sure this fits by entering your model number. And, the box can be stacked in combinations, available in 1/4, 3/8, and 1/2 inch sizes.

Lastly, the smart fill spacers 1 gang extension box makes for good stability on plugs, It has mounting screws and has a great design.

Most customers agree that the box is great for stabilize outlets. Also, they strongly agree that the box will maintain the weatherproof features. In addition, they strongly agree that the box design is overall far superior to the screw tube extensions. To sum up, most customers call the box suits best, and no one questions it.

• This comes with longer screws in the package.
• It works great, is stable, it is very useful and has a perfect design.
• Simple solution for making remodeling easy.
• This can be trimmed using a razor knife.

Best For Existing Drywall: Arlington Industries Electrical Box

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If you often find yourself scrambling for a convenient and suitable box, Arlington industries electrical box should be your first option for buying. The Arlington industries electrical box is secure and it is perfect for new construction. Make sure this fits by entering your model number. Moreover, it has a mounting screw, works as advertised and it is much more.

The box worked fine and it is inexpensive. Most importantly, the Arlington industries electrical box is used for handy boxes and 4-inch square electrical boxes with plaster rings for single switches or receptacles.

Almost all buyers found that the box was a good fit for tile work. In addition, they strongly agree that the box fits easily in the box while the flanges hold the front flush with the finished surface. Also, a few strongly agree that the box is the perfect thing to extend the electrical box when using thick materials on the wall.

• The outlet is then attached to this, so a cover will cover it nicely.
• This would fit inside the outlet box.
• This is great for rehabing old electrical work.
• This is great on standard single outlet/switch boxes.

Best For Single Gang: Imbaprice 1 Gang Extension Box

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The Imbaprice 1 Gang Extension Box is capable of outshining several other boxes featured in this list in overall features for the price point. The imbaprice 1 gang extension box is non-conductive, is secure and it is used for junction boxes. Make sure this fits by entering your model number. The box extender levels and supports a wiring device when the box is too far from the wall.

The box allows for a cleaner and it is very happy. Moreover, this allows the contractor to comply with 2005 NEC article 314 20. Lastly, the imbaprice 1 gang extension box offers premium quality products with maximum performance.

Almost all customers agree that the box comes with screws but they are shorter than they should be. In addition, they strongly agree that the box works well for extending wall outlet.s.

• This is inexpensive and it saves them trucking.
• Non-conductive box extenders, be2-1, to extend set back electrical boxes up to 1-1/2 inch.
• The Manufacturer says: Our top-notch products will aid you in completing your objectives.
• This is strong, is very useful and it does the job.

Best For Water Proof: Hubbell 1 Gang Extension Box

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Next on the list, we've got yet another box that manages to win our hearts. It's the Hubbell 1 Gang Extension Box and it's widely considered as one of the most convenient boxes you can buy. The hubbell 1 gang extension box is great for water proof and it works well for good quality. Make sure this fits by entering your model number. Further, the box comes with installation hardware and it looks good. Most importantly, the hubbell 1 gang extension box is used to provide additional capacity needed for nec box fill requirements.

Almost all customers agree that the box is a great fit to the existing electrical box. Also, they say that the box is designed for a flat surface. In addition, a few say that the extension box contacts the original recessed metal box at all. Therefore, customers were eager to recommend it to friends and would-be buyers.

• Installation hardware, gasket, and ground screw provided.
• Delivers what they promise.

Best With Flange: Receptxtenders 1 Gang Extension Box

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Compared with other boxes in this category, the Receptxtenders 1 Gang Extension Box has a convenient design. The receptxtenders 1 gangextension box is great for the perfect size and it looks great. Don't get surprised when you expose the box in the wall, with receptxtenders, the extender will fit. This feature assures receptxtenders outlet box extender meets all electrical codes.

The box is secure, saves time and it fits snuggly. Finally, the receptxtenders 1 gang extension box fits all outlet box styles, pvc, metal, fiberglass.

Almost all buyers quickly discovered that the box would allow more room for putting the outlet/switch into place and less 'alignment' of more components. In addition, a few also found that the box came with screws for this purpose. Moreover, a few say that these are normally $ 1-2$ a piece at a big box store. Without any doubt, this product passed the test and had very satisfied buyers eager to share their experience.

• This fits all types of electric outlet boxes.
• This is easy to install, also stacked for jobs needing more space.
• The only extension rings or extenders to work with every style box made.
• This was out of the sellers ' control, yet they responded promptly and went the extra mile.

Best With Part Number: Arlington Industries 1 Gang Extension Box

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The Arlington industries 1gang extension box's superior materials make sure that it ages well with use. The Arlington industries 1 gang extensionbox comes with part number and it is secure. Make sure this fits by entering your model number. Further, the box is compatible with the manufacturer part, is hot and it is compatible with the manufacturer part number. Most importantly, the Arlington industries 1 gang extension box found this is good for good quality and it is strong.

Almost all customers quickly discovered that the box is easy to use and provides the extra space needed to install groundfault receptacles. Further, they say that the box will compensate for large openings in the wall and boxes set back too deep. Obviously, this box passed the test and had very satisfied buyers eager to share their experience.

• Good investment for the long term.
• One of the newcomers and featured product.

Best For Plug: Hubbell Raco 1 Gang Extension Box

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Next on the list, we've got yet another box that manages to win our hearts. It's the Hubbell Raco 1 Gang Extension Box and it's widely considered as one of the most convenient boxes you can buy. In addition, it is a 1-gang weatherproof extension adapter, four 1/2 in. Make sure this fits by entering your model number. Above all, the hubbell raco 1 gang extension box is white and it is very useful.

Almost all customers quickly discovered that the box was a 1 gang extention ring, the total width was only 3 1/2 inches. Moreover, they strongly agree that the box is the solution for keeping the plug and adding lighting. Further, they also found that the extender is supposed to fit a larger out - door waterproof box gang. Overall, most buyers found the box suited best, and no one questions it.

• This is a great box starter to go from recessed box to surface wiring.
• The product type is a 1-gang weatherproof extension adapter, four 1/2 in. Threaded outlets, white.
• Item package dimension: 1.65" l x 3.49" w x 5.21" h.

Best Box Extender: Greenfield 1 Gang Extension Box

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The Greenfield 1 Gang Extension Box is capable of outshining several other boxes featured in this list in overall features in its price range. The greenfield 1gang extension box is constructed with diecast aluminum alloy and it is designed with aluminum alloy. Make sure this fits by entering your model number. Also, the box fits most boxes and it does the job. Lastly, the greenfield 1 gangextension box is corrosion resistant and it is durable.

"The perfect box extender when needing more room. " - says, one customer. To sum up, at the price, they believe that they got a steal of a deal with it.

• Diecast aluminum alloy, durable powdercoat finish, corrosion resistant.
• New and hot releases.

Best For Great Price: Bell Recessed Box

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Bell line of boxes comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. Further, the box is great for a great price and has a great design. Make sure this fits by entering your model number. Most importantly, the Bell Recessed Box comes with installation hardware and has a unique design.

One customer says - "This is a high-quality extensionbox that allows you to extend an exterior circuit from a recessed box by providing connection points for conduit adapters. ". Most customers found that the box was manufactured by Hubbell inc., and well worth its price. In conclusion, many buyers have used the bell recessed box for more than a few months without any problems, and it shows no sign of giving up.

• Installation hardware, ground screw and gasket provided.
• New and hot releases.

Best For Dry Locations: Sigma Electric 1 Gang Extension Box

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The Sigma Electric 1 Gang Extension Box has killer features for the price point. The sigma electric 1 gang extension box is ul and csa listed, suitable for wet locations and nema 3r rated. Sigma's weatherproof extension ring increases the capacity of a weatherproof box. And, the box is suitable for dry locations and it makes for solid construction. Lastly, the sigma electric 1 gang extension box includes hardware and gasket plus it is used to extend the depth of a 1-gang weatherproof box.

Almost all customers opine that the box is a perfect fit for the sigma 1-gang outdoor box. Moreover, a few also found that the box comes with screws and a gasket. Therefore, most buyers agree that the box suits them best, and no one questions it.

• Die-cast metal construction and powder coat for corrosion resistance.
• Delivers what they promise.

Best For Brand Name: Bell 1 Gang Extension Box

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate box. The Bell 1 gang extension box is exactly that - it's a simple box that hits all the right notes. The Bell 1 Gang Extension Box is good for low profile and it has a 1-800 number. Make sure this fits by entering your model number. Also, the box is good for country of origin, is good for good quality and it makes for solid construction. Most importantly, the bell 1 gang extension box comes with installation hardware and it is great for brand name.

"Correct your 1-800 numbers on amazon. " - says, one customer. To sum up, at the price, they believe that they got a steal of a deal with it.

• Item dimensions: 12.25"l x 12.25"w x 3.0"h.
• One of the newcomers and featured product.