noun
General Slang
Greenfield
· noun · construction
Flexible metal conduit — the bendy aluminium tube you snake through finished walls.
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Definitions
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Flexible metal conduit (FMC) — empty spiralled aluminium or steel tubing you fish wires through, used where rigid pipe can't go: short drops to motors, retrofit runs through stud bays, anywhere vibration would crack EMT. Named for inventor Harry Greenfield, but the word is generic in the trade now.
“Run Greenfield from the disconnect to the AC unit so the vibration doesn't kill the connections.”
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Greenfield In A Sentence
Run Greenfield from the disconnect to the AC unit so the vibration doesn't kill the connections.
Origin & Usage
Named for Harry Greenfield, who co-patented flexible metal conduit in the late 19th century alongside Gus Johnson (the same pair behind early BX cable).
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