ARLINGTO Arlington FA101 1-Gang Adjustable Non-Metallic Outlet Box 3.720 Inch x 2.299 Inch x 3.875 Inch 21 Cubic-Inch in/Out Box : Amazon.ca: Tools & Home Improvement
Steel City MB238ADJ Adjustable Wall Box, 1 -Outlet, 2 -Gang, 8 -Knockout, 1/2 in Knockout, Steel, Silver
ARLINGTO Arlington FA101 1-Gang Adjustable Non-Metallic Outlet Box 3.720 Inch x 2.299 Inch x 3.875 Inch 21 Cubic-Inch in/Out Box : Amazon.ca: Tools & Home Improvement
Carlon Part # B234ADJC - Carlon 2-Gang 34 Cu. In. Pvc New Work Electrical Box With Adjustable Bracket - Electrical Boxes - Home Depot Pro
Thomas & Betts B122A-UPC PVC 1-Gang Adjustable Outlet Box 2-1/4-Inch x 3-3/4-Inch x 3-1/2-Inch 22-Cubic-Inch Carlon® Blue™
Carlon 1-Gang 21 cu. in. PVC New Work Electrical Switch and Outlet Box with Adjustable Bracket B121ADJ-40R - The Home Depot