We consider a extension double gang box to be a worthy investment in the long run. We are here to help you pick the right one for your purposes from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: Imbaprice Electrical Box READ REVIEW

Best For Drywall: Buy: Imbaprice Extension Double Gang Box READ REVIEW

Best For Easy Installation: Buy: Smart Fill Spacers Extension Double Gang Box READ REVIEW

Best For Old Work Boxes: Buy: Arlington Extension Double Gang Box READ REVIEW

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

Best For Ceramic Tiled Walls: Buy: Smart Fill Spacers Electrical Box READ REVIEW

Best For Light: Buy: Bell Extension Double Gang Box READ REVIEW

Best Overall: Imbaprice Electrical Box

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Compared with other boxes in this category, the Imbaprice Electrical Box has a design with broader appeal. The imbaprice electrical box is manufactured from 105 degree c continuous use 94vo rated flame retardant plastic for safer installations. Continuous, smooth, non-metallic side walls enclose devices completely, creating an insulating barrier between the device and the metal box. Also, the box works for other devices, is current, it is durable and has a great design.

The box offers better device support in oversized or miscue wall openings. And, the box allows for a cleaner, works perfectly, It is great with the correct size and has an excellent design. Above all, the imbaprice electrical box is flat, It allows for extra room and has a good design.

Most buyers found that the box was the only one that included the long screws. And, a few say that the box is great for smart switches with a lot of wires in a box. In conclusion, the tone of buyers is very positive and we believe that the box suits the purpose.

• This is a problem with many of the electronic switches, including dimmer switches and gfcis.
• This allows the contractor to comply with 2005 NEC article 314 20.
• It allows you to correct setbacks and insulate devices with an easy install design.
• This is great to extend existing ceiling boxes.

Best For Drywall: Imbaprice Extension Double Gang Box

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For a low asking price, Imbaprice Extension Double Gang Box has managed to overwhelm their customers by packing as many features as they could. The imbaprice extension double gang box works in handy boxes and 4 inch square electrical boxes with plaster rings for single switches or receptacle.ss. 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 is manufactured from 94vo rated flame retardant plastic for safer installations, two hour fire rating. Most importantly, the imbaprice extension double gang box is inexpensive and it is used for junction boxes.

Almost all buyers agree that the box works well for extending wall outlet.s. And, a few also found that the box comes with screws but they are shorter than they should be. To sum up, many have used the imbaprice extension double gang box for more than a few months without any complaints, and it shows no sign of giving up.

• Non-conductive box extenders, be2-1, to extend set back electrical boxes up to 1-1/2 inch.
• This allows the contractor to comply with 2005 NEC article 314 20.
• This offers premium quality products with maximum performance.
• This can work for a single gang and it is very happy.

Best For Easy Installation: Smart Fill Spacers Extension Double Gang Box

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Smart Fill Spacers offer a variety of boxes for personal choice and yet maintain quality in all the variants. Moreover, the box can be stacked in combination, available in 1/4, 3/8, and 1/2 inch sizes. Creates a solid surface for securing an outlet or switch when the electrical box is recessed. Finally, the Smart Fill Spacers Extension Double Gang Box is designed for easy installation and it looks good.

Almost all buyers agree that the box is great with brick veneer. Also, a few say that the box is used to install switches or outlets. In addition, a few strongly agree that the box is flexible to resize in case needed. Therefore, customers were very happy to recommend it to friends and would-be buyers.

• This is designed to bring the outlet to the surface of the wall.
• New and hot releases.

Best For Old Work Boxes: Arlington Extension Double Gang 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 Arlington extension doublegang box is exactly that - it's a simple box that hits all the right notes. The Arlington extensiondouble gangbox is manufactured from 105 degree c continuous use 94vo rated flame retardant plastic for safer installations. 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 looks good, it comes the correct size and has an excellent design. Also, it is inexpensive, installed easily and it is reliable. Most importantly, the Arlington extension double gang box fixed the problem, It is suitable for the living room and has a perfect design.

Most customers found that the box was a really nice device. Further, a few strongly agree that the box has large edges that overlap the tile or paneling and spread out any unevenness. Moreover, they say that the electrical outlet then mounts to the extender instead of the wall outlet box as before. To sum up, most customers found the box is functionally comfortable and no one questions it.

• This allows the contractor to comply with 2005 NEC article 314 20.
• This is a great way to extend an electrical box.
• It is hard to find an extender that would fit.
• This is the easiest way to bring them out so they are flush with the wall.

Best With Flange: Receptxtenders Extension Double Gang Box

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The Receptxtenders Extension Double Gang Box might be a relatively new release, but it's still nothing short of impressive this year, thanks to multiple price cuts and added new features over the past few months. The receptxtenders extension doublegang box is for single gang and it works fine. The patented rear flange allows receptxtenders electrical box extender to fit snugly against every style box to assure no gaps are present between the existing box and your newly installed extender. This feature assures receptxtenders outlet box extender meets all electrical codes.

Above all, the receptxtenders extensiondouble gangbox is great for building and it does the job.

Almost all customers quickly discovered that the box is the perfect solution for extending electrical boxes if thick paneling or wainscoting is installed over an existing wall outlet. In addition, a few also found that the box is easy to install, although it does not come with screws. In conclusion, buyers found this to be one of the best boxes for daily purposes.

• This fits all types of electric outlet boxes.
• The only extension rings or extenders to work with every style box made.
• This is made from non-flammable and it fits snuggly.
• This fits all outlet box styles, pvc, metal, fiberglass.

Best For Ceramic Tiled Walls: Smart Fill Spacers Electrical Box

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The Smart Fill Spacers Electrical Box should be able to handle its purpose and duties with ease. Further, this can be stacked in combination, available in 1/4, 3/8, and 1/2 inch sizes. Make sure this fits by entering your model number. Lastly, the smart fill spacers electrical box works perfectly and it works great.

Almost all customers agree that the box is perfect for its intended purpose. In addition, they strongly agree that the box is great for ceramic tiled walls or kitchen backsplash.

• This will be a 3d printed version.
• Simple solution for making remodeling easy.
• Delivers what they promise.

Best For Light: Bell Extension Double Gang Box

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Not everyone likes to purchase boxes for their regular usage, but the Bell Extension Double Gang Box would be an anomoly. Moreover, the box is manufactured in India. To add to that, it is a 1-gang weatherproof extension adapter, two 1/2 in. Make sure this fits by entering your model number. Lastly, the bell extension double gang box works well for security cameras and it is white.

Most customers agree that the box is used to extend outdoor boxes for surveillance camerasystem. And, a few say that the boxes are much too short for use on a stucco wall. To sum up, many customers have used the bell extension double gang box for more than a few months without any issues, and it shows no sign of giving up.

• State of the art powder coat finish provides maximum weather ability and scratch resistance.
• Package dimensions: 1.5" l x 2.86" w x 4.57" h.
• Good brand reputation.