![Hubbell 55151KBAR Extension Ring for 4-in Octagon Box with Concentric, 1-1/2-in Deep, 15 Cubic Inches | Canadian Tire Hubbell 55151KBAR Extension Ring for 4-in Octagon Box with Concentric, 1-1/2-in Deep, 15 Cubic Inches | Canadian Tire](https://media-www.canadiantire.ca/product/fixing/electrical/rough-electrical/0521208/electrical-box-extended-1-1-2--2e3647a2-986f-4d88-b6b3-687c4fdd372e.png)
Hubbell 55151KBAR Extension Ring for 4-in Octagon Box with Concentric, 1-1/2-in Deep, 15 Cubic Inches | Canadian Tire
![1/2" ReceptXtenders (one), Single Gang Receptacle Outlet Box Extender. UL Listed, Mud Ring by WGDepot, Outlet Boxes - Amazon Canada 1/2" ReceptXtenders (one), Single Gang Receptacle Outlet Box Extender. UL Listed, Mud Ring by WGDepot, Outlet Boxes - Amazon Canada](https://m.media-amazon.com/images/I/61H7QW1tEAL.jpg)
1/2" ReceptXtenders (one), Single Gang Receptacle Outlet Box Extender. UL Listed, Mud Ring by WGDepot, Outlet Boxes - Amazon Canada
![Junction Box Extender Ring - 25mm - 20 Pack | PVC Junction Boxes | Rigid Conduit Fittings | Voltex Electrical Junction Box Extender Ring - 25mm - 20 Pack | PVC Junction Boxes | Rigid Conduit Fittings | Voltex Electrical](http://www.voltexelectrical.com.au/images/product/large/ER25_a.jpg)
Junction Box Extender Ring - 25mm - 20 Pack | PVC Junction Boxes | Rigid Conduit Fittings | Voltex Electrical
![electrical - Did I install this "weatherproof outdoor extension ring" correctly? - Home Improvement Stack Exchange electrical - Did I install this "weatherproof outdoor extension ring" correctly? - Home Improvement Stack Exchange](https://i.stack.imgur.com/PQAAK.png)
electrical - Did I install this "weatherproof outdoor extension ring" correctly? - Home Improvement Stack Exchange
![Arlington Industries BE1-5 Electrical Outlet Box Extender, 1-Gang, 5-Pack, White, Outlet Boxes - Amazon Canada Arlington Industries BE1-5 Electrical Outlet Box Extender, 1-Gang, 5-Pack, White, Outlet Boxes - Amazon Canada](https://m.media-amazon.com/images/I/51KX6A-eJ8L.jpg)
Arlington Industries BE1-5 Electrical Outlet Box Extender, 1-Gang, 5-Pack, White, Outlet Boxes - Amazon Canada
![Hubbell SBEXBAR Device/Electrical Box Extension, Depth Adjustable Up to 0.88-in, Mounting screws Included | Canadian Tire Hubbell SBEXBAR Device/Electrical Box Extension, Depth Adjustable Up to 0.88-in, Mounting screws Included | Canadian Tire](https://media-www.canadiantire.ca/product/fixing/electrical/rough-electrical/0521235/electrical-box-extension-7-8--9dc2d165-9089-4261-b360-7c7a749b39a4.png)
Hubbell SBEXBAR Device/Electrical Box Extension, Depth Adjustable Up to 0.88-in, Mounting screws Included | Canadian Tire
![Steel City 59361-1/2 Handy/Utility Outlet Box Extension Ring, Drawn Construction, 4-Inch Length by 2-1/8-Inch Width by 1-7/8-Inch Depth, Galvanized, Outlet Boxes - Amazon Canada Steel City 59361-1/2 Handy/Utility Outlet Box Extension Ring, Drawn Construction, 4-Inch Length by 2-1/8-Inch Width by 1-7/8-Inch Depth, Galvanized, Outlet Boxes - Amazon Canada](https://m.media-amazon.com/images/I/41hSPHuCgBL.jpg)