Shop How to Extend an Exterior Single Gang Box

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$2.59
Garvin 53151-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 1-1/2" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$2.59
Garvin 53151-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 1-1/2" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$7.29
Garvin 53171-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$7.29
Garvin 53171-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$4.19
Garvin Dex-150 1 Gang Multi-Gang Device Extender 1/2" Raised
New Feedonomics Feed - ARC 8/12/2025
$4.19
Garvin Dex-150 1 Gang Multi-Gang Device Extender 1/2" Raised
New Feedonomics Feed - ARC 8/12/2025
$27.73
Taymac MX4280Z EXTRA DUTY Bronze 1-Gang Expandable Weatherproof In-Use 2-In. To 3-1/2-In. Electrical Outlet Cover, Vertical, Outdoor Outlet Cover
Amazon.com
88
$27.73
Taymac MX4280Z EXTRA DUTY Bronze 1-Gang Expandable Weatherproof In-Use 2-In. To 3-1/2-In. Electrical Outlet Cover, Vertical, Outdoor Outlet Cover
Amazon.com
$2.19
P&S Ext-1 1-Gang Box Extender
New Feedonomics Feed - ARC 8/12/2025
$2.19
P&S Ext-1 1-Gang Box Extender
New Feedonomics Feed - ARC 8/12/2025
$13.79
Garvin 73171-Sub 4-11/16" Welded Extension Box Converts 1-Gang To 4-11/16" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$13.79
Garvin 73171-Sub 4-11/16" Welded Extension Box Converts 1-Gang To 4-11/16" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$18.95
Mint Bucket Brands 1/2" Single Gang Receptacle Box Extenders, UL Listed With 6-32 X 1.25 Screws, Electrical Outlet Extender For Switches (Blue) (Pack
Amazon.com
77
$18.95
Mint Bucket Brands 1/2" Single Gang Receptacle Box Extenders, UL Listed With 6-32 X 1.25 Screws, Electrical Outlet Extender For Switches (Blue) (Pack
Amazon.com
$6.35
Arlington Bes1 1-Gang Surface Box Extender
New Feedonomics Feed - ARC 8/12/2025
247
$6.35
Arlington Bes1 1-Gang Surface Box Extender
New Feedonomics Feed - ARC 8/12/2025
$27.89
Garvin Tbx-125 Masonry Box Extension Ring 1-Gang 2-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$27.89
Garvin Tbx-125 Masonry Box Extension Ring 1-Gang 2-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$23.97
Bestmounts - 10 Pack Electrical Power Outlet Box Extender Kit - Single Gang Box Extender - Single Receptacle Heavy Duty Plastic (Blue)
Amazon.com
17
$23.97
Bestmounts - 10 Pack Electrical Power Outlet Box Extender Kit - Single Gang Box Extender - Single Receptacle Heavy Duty Plastic (Blue)
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3Pcs 1/2" Single Gang Receptacle Outlet Extenders With 6 Screws - Junction Box Extension Accessories For Electric Box And Outlet Switches (Blue)
Amazon.com
18
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3Pcs 1/2" Single Gang Receptacle Outlet Extenders With 6 Screws - Junction Box Extension Accessories For Electric Box And Outlet Switches (Blue)
Amazon.com
$9.52
Taymac SE450WH Weatherproof Box Extension, 1-Gang, (4) 1/2-Inch Outlets, White
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102
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Taymac SE450WH Weatherproof Box Extension, 1-Gang, (4) 1/2-Inch Outlets, White
Amazon.com
$2.43
Arlington Be1 Box Extender
New Feedonomics Feed - ARC 8/12/2025
9
$2.43
Arlington Be1 Box Extender
New Feedonomics Feed - ARC 8/12/2025
$19.99
Mint Bucket Brands 3/4" Single Gang Receptacle Outlet Box Extenders UL Listed, Screws (6-32 X 1.25), Electrical Outlet Extender For Electrical Box &
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179
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Mint Bucket Brands 3/4" Single Gang Receptacle Outlet Box Extenders UL Listed, Screws (6-32 X 1.25), Electrical Outlet Extender For Electrical Box &
Amazon.com
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Single Gang Extension Box Color: White
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Single Gang Extension Box Color: White
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4Pcs Electrical Box Extenders, 1/4" Receptacle Outlet Box Extenders Single Gang Extender With 8 Screws Outlet Extender For Electrical And Power
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76
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4Pcs Electrical Box Extenders, 1/4" Receptacle Outlet Box Extenders Single Gang Extender With 8 Screws Outlet Extender For Electrical And Power
Amazon.com
$12.28
Taymac MM420C 1-Gang Nonmetallic Extra Duty Weatherproof In-Use Horizontal/Vertical 16-In-1 Standard Cover, 2.75 In, Clear
Amazon.com
11K+
$12.28
Taymac MM420C 1-Gang Nonmetallic Extra Duty Weatherproof In-Use Horizontal/Vertical 16-In-1 Standard Cover, 2.75 In, Clear
Amazon.com
$4.79
Garvin Bex-475 4" Sq Box Extender 3/4" Raised
New Feedonomics Feed - ARC 8/12/2025
$4.79
Garvin Bex-475 4" Sq Box Extender 3/4" Raised
New Feedonomics Feed - ARC 8/12/2025
$4.83
Topaz Wb1ext 1-Gang Rectangular Weatherproof Extension
New Feedonomics Feed - ARC 8/12/2025
$4.83
Topaz Wb1ext 1-Gang Rectangular Weatherproof Extension
New Feedonomics Feed - ARC 8/12/2025
$94.59
Garvin Gbex-1587 1-5/8" Deep 7-Gang Multi-Gang Box Extension Ring
New Feedonomics Feed - ARC 8/12/2025
$94.59
Garvin Gbex-1587 1-5/8" Deep 7-Gang Multi-Gang Box Extension Ring
New Feedonomics Feed - ARC 8/12/2025
$312.50
Steel-City Sbex Steel Box Extension
New Feedonomics Feed - ARC 8/12/2025
6
$312.50
Steel-City Sbex Steel Box Extension
New Feedonomics Feed - ARC 8/12/2025
$39.97
Yeesport 50 Pcs Electrical Box Extenders, BE1-2 Electrical Outlet Box Extenders With 100 Pcs Screws, 1-Gang Electrical Power Box Extensions, Single
Amazon.com
2
Free shipping
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Yeesport 50 Pcs Electrical Box Extenders, BE1-2 Electrical Outlet Box Extenders With 100 Pcs Screws, 1-Gang Electrical Power Box Extensions, Single
Amazon.com
$8.64
Sigma Electric, Gray Count (Pack Of 1) Sigma Engineered Solutions, 14251 1/2-Inch 4 Hole 1-Gang Box
Amazon.com
86
$8.64
Sigma Electric, Gray Count (Pack Of 1) Sigma Engineered Solutions, 14251 1/2-Inch 4 Hole 1-Gang Box
Amazon.com
$9.99
Outlet Box Extender - Single
Milwaukee Slatwall
$9.99
Outlet Box Extender - Single
Milwaukee Slatwall
$9.25
1-Gang 1/2 in. Electrical Receptacle Box Extension Ring (5-Pack)
Home Depot
15
Free shipping
$9.25
1-Gang 1/2 in. Electrical Receptacle Box Extension Ring (5-Pack)
Home Depot
$4.73
1-Gang Metal Electrical Switch Box Extension (SBEX-25R)
Home Depot
6
Free shipping
$4.73
1-Gang Metal Electrical Switch Box Extension (SBEX-25R)
Home Depot
$9.13
3/8 in. 1-Gang Outlet Box Spacer Extender (5-Pack)
Home Depot
124
Free shipping
$9.13
3/8 in. 1-Gang Outlet Box Spacer Extender (5-Pack)
Home Depot
$29.00
BEA 10BOX24SGSM Surface Box Mount Single Gang 275 By 45
B and H Depot
$29.00
BEA 10BOX24SGSM Surface Box Mount Single Gang 275 By 45
B and H Depot
$5.80
Cantex EZ Box Old Work Rectangle PVC 1 Gang Box Extenders Gray
Max Warehouse
81
$5.80
Cantex EZ Box Old Work Rectangle PVC 1 Gang Box Extenders Gray
Max Warehouse
$25.00
Arlington DBVS1C 1-Gang Weatherproof Low Profile Recessed Electrical Box (Clear) | Supplyhouse.Com
SupplyHouse.com
18
$25.00
Arlington DBVS1C 1-Gang Weatherproof Low Profile Recessed Electrical Box (Clear) | Supplyhouse.Com
SupplyHouse.com
$8.99
Sigma Electric New Work 18.3 Cu In Rectangle Die-Cast Metal 1 Gang Weatherproof Box Bronze
Ace Hardware
329
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Sigma Electric New Work 18.3 Cu In Rectangle Die-Cast Metal 1 Gang Weatherproof Box Bronze
Ace Hardware
$15.15
Cantex Weatherproof Box,1Gang,1 in Hub,PVC 5133365
Walmart
52
Free shipping
$15.15
Cantex Weatherproof Box,1Gang,1 in Hub,PVC 5133365
Walmart
$20.73
ARLINGTON BE1 Gang Box Extender 1-1/2"" NO MOUNTING SCREWS INCLUDED [ LOT OF 4 ]
eBay.com
Free shipping
$20.73
ARLINGTON BE1 Gang Box Extender 1-1/2"" NO MOUNTING SCREWS INCLUDED [ LOT OF 4 ]
eBay.com
$1.71
BE1 2.313" X 1.813" X 4.188", White, Plastic, 1-Gang, GFCI Wall Box Extender
Kelly & Hayes Electrical Supply
9
$1.71
BE1 2.313" X 1.813" X 4.188", White, Plastic, 1-Gang, GFCI Wall Box Extender
Kelly & Hayes Electrical Supply
$9.99
Sigma Electric New Work 18.3 Cu In Rectangle Die-Cast Metal 1 Gang Weatherproof Box Gray
Ace Hardware
$9.99
Sigma Electric New Work 18.3 Cu In Rectangle Die-Cast Metal 1 Gang Weatherproof Box Gray
Ace Hardware
$5.99
Cantex EZ Box Old Work Rectangle PVC 1 Gang Box Extenders Gray
Ace Hardware
81
$5.99
Cantex EZ Box Old Work Rectangle PVC 1 Gang Box Extenders Gray
Ace Hardware
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Shop How to Extend an Exterior Single Gang Box

Sponsored
About our ads
$2.59
Garvin 53151-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 1-1/2" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$2.59
Garvin 53151-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 1-1/2" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$7.29
Garvin 53171-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$7.29
Garvin 53171-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$4.19
Garvin Dex-150 1 Gang Multi-Gang Device Extender 1/2" Raised
New Feedonomics Feed - ARC 8/12/2025
$4.19
Garvin Dex-150 1 Gang Multi-Gang Device Extender 1/2" Raised
New Feedonomics Feed - ARC 8/12/2025
$27.73
Taymac MX4280Z EXTRA DUTY Bronze 1-Gang Expandable Weatherproof In-Use 2-In. To 3-1/2-In. Electrical Outlet Cover, Vertical, Outdoor Outlet Cover
Amazon.com
88
$27.73
Taymac MX4280Z EXTRA DUTY Bronze 1-Gang Expandable Weatherproof In-Use 2-In. To 3-1/2-In. Electrical Outlet Cover, Vertical, Outdoor Outlet Cover
Amazon.com
$2.19
P&S Ext-1 1-Gang Box Extender
New Feedonomics Feed - ARC 8/12/2025
$2.19
P&S Ext-1 1-Gang Box Extender
New Feedonomics Feed - ARC 8/12/2025
$13.79
Garvin 73171-Sub 4-11/16" Welded Extension Box Converts 1-Gang To 4-11/16" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$13.79
Garvin 73171-Sub 4-11/16" Welded Extension Box Converts 1-Gang To 4-11/16" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$18.95
Mint Bucket Brands 1/2" Single Gang Receptacle Box Extenders, UL Listed With 6-32 X 1.25 Screws, Electrical Outlet Extender For Switches (Blue) (Pack
Amazon.com
77
$18.95
Mint Bucket Brands 1/2" Single Gang Receptacle Box Extenders, UL Listed With 6-32 X 1.25 Screws, Electrical Outlet Extender For Switches (Blue) (Pack
Amazon.com
$6.35
Arlington Bes1 1-Gang Surface Box Extender
New Feedonomics Feed - ARC 8/12/2025
247
$6.35
Arlington Bes1 1-Gang Surface Box Extender
New Feedonomics Feed - ARC 8/12/2025
$27.89
Garvin Tbx-125 Masonry Box Extension Ring 1-Gang 2-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$27.89
Garvin Tbx-125 Masonry Box Extension Ring 1-Gang 2-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$23.97
Bestmounts - 10 Pack Electrical Power Outlet Box Extender Kit - Single Gang Box Extender - Single Receptacle Heavy Duty Plastic (Blue)
Amazon.com
17
$23.97
Bestmounts - 10 Pack Electrical Power Outlet Box Extender Kit - Single Gang Box Extender - Single Receptacle Heavy Duty Plastic (Blue)
Amazon.com
$8.99
3Pcs 1/2" Single Gang Receptacle Outlet Extenders With 6 Screws - Junction Box Extension Accessories For Electric Box And Outlet Switches (Blue)
Amazon.com
18
$8.99
3Pcs 1/2" Single Gang Receptacle Outlet Extenders With 6 Screws - Junction Box Extension Accessories For Electric Box And Outlet Switches (Blue)
Amazon.com
$9.52
Taymac SE450WH Weatherproof Box Extension, 1-Gang, (4) 1/2-Inch Outlets, White
Amazon.com
102
$9.52
Taymac SE450WH Weatherproof Box Extension, 1-Gang, (4) 1/2-Inch Outlets, White
Amazon.com
$2.43
Arlington Be1 Box Extender
New Feedonomics Feed - ARC 8/12/2025
9
$2.43
Arlington Be1 Box Extender
New Feedonomics Feed - ARC 8/12/2025
$19.99
Mint Bucket Brands 3/4" Single Gang Receptacle Outlet Box Extenders UL Listed, Screws (6-32 X 1.25), Electrical Outlet Extender For Electrical Box &
Amazon.com
179
$19.99
Mint Bucket Brands 3/4" Single Gang Receptacle Outlet Box Extenders UL Listed, Screws (6-32 X 1.25), Electrical Outlet Extender For Electrical Box &
Amazon.com
$9.35
Single Gang Extension Box Color: White
Amazon.com
1K+
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Single Gang Extension Box Color: White
Amazon.com
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4Pcs Electrical Box Extenders, 1/4" Receptacle Outlet Box Extenders Single Gang Extender With 8 Screws Outlet Extender For Electrical And Power
Amazon.com
76
$9.99
4Pcs Electrical Box Extenders, 1/4" Receptacle Outlet Box Extenders Single Gang Extender With 8 Screws Outlet Extender For Electrical And Power
Amazon.com
$12.28
Taymac MM420C 1-Gang Nonmetallic Extra Duty Weatherproof In-Use Horizontal/Vertical 16-In-1 Standard Cover, 2.75 In, Clear
Amazon.com
11K+
$12.28
Taymac MM420C 1-Gang Nonmetallic Extra Duty Weatherproof In-Use Horizontal/Vertical 16-In-1 Standard Cover, 2.75 In, Clear
Amazon.com
$4.79
Garvin Bex-475 4" Sq Box Extender 3/4" Raised
New Feedonomics Feed - ARC 8/12/2025
$4.79
Garvin Bex-475 4" Sq Box Extender 3/4" Raised
New Feedonomics Feed - ARC 8/12/2025

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