Lew Electric OB-1-SP Waterproof Outdoor Pop Up, Push Button, Stainless – Floor Box Outlet
4x2 Inch Utility Size Single Gang Electrical Box, Drawn Construction, Outlet Box, Handy Box, Ten 1/2 Inch Knockouts, Raised Ground, 13 Cu. in. Capacity, 1-7/8" Deep, Galvanized Steel - Amazon.com
Conduit Metal Boxes, 20-25mm, Elbows, Bends, Tees, Through Fittings Galv | eBay
Electrical Conduits & Electrical Boxes - The Home Depot
DJC Supply Co. 4" x 4" x 3" PVC Plastic Junction Conduit Box with Pre Molded 3/4" & 1/2" Conduit Holes, Easy to knock out covers, Metal screws - Amazon.com
LeMotech ABS Plastic Dustproof Waterproof IP65 Junction Box Universal Electrical Project Enclosure White 5.9 x 4.3 x 2.8 inch (150 x 110 x 70 mm) - Amazon.com