footpiece

footpiece

In a heating, ventilating, or air-conditioning system, a piece of ductwork which provides a change in direction of air flow.
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The sturdy footpiece's unmistakable construction and ability to withstand the gnarliest moshpit has made it the staple shoe for an array of heartthrobs and songbirds: the same year Jodeci seduced ladies while wearing eight-eye boots unlaced with baggy denims, Kurt Cobain rocked scuffed low-tops and voiced his generation's alienation.
Out of such pride Holden sketches for his own records a "footpiece from a suit of armor hammered out in a shop in Toledo three centuries before, a small steel tapadero frail and shelled with rot," and, as his interest in the piece is satisfied, he "crushed it into a ball of foil and pitched it into the fire" (p.