Non-Metallic Wire Duct

 Panduit NNC50X50LG2 Panduct® Slotted Wall Halogen-Free Wiring Duct; 6.6 ft Length x 1.950 Inch Width x 1.880 Inch Height, Modified polyphenylene oxide (MPPO), Light Gray  

 Panduit NNC25X25WH2 Panduct® Slotted Wall Halogen-Free Wiring Duct; 6.6 ft Length x 0.97 Inch Width x 0.930 Inch Height, Modified polyphenylene oxide (MPPO), White  

 Panduit TNC25X37LG2 Wiring Duct; 6.6 ft x 0.970 Inch x 1.410 Inch, Polyphenylene Ether, Light Gray