code/modules/plumbing/ducts.dm 
| /obj/machinery/duct/multilayered | has a total of 5 layers and doesnt give a shit about color. its also dumb so doesnt autoconnect. |
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| /obj/machinery/duct/multilayered | has a total of 5 layers and doesnt give a shit about color. its also dumb so doesnt autoconnect. |
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