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  1. DUCT Definition & Meaning - Merriam-Webster

    The meaning of DUCT is a bodily tube or vessel especially when carrying the secretion of a gland. How to use duct in a sentence.

  2. Duct (flow) - Wikipedia

    Ducts are conduits or passages used in heating, ventilation, and air conditioning (HVAC) to deliver and remove air. The needed airflows include, for example, supply air, return air, and exhaust air. [1] . …

  3. Duct - definition of duct by The Free Dictionary

    duct (dʌkt) n. 1. any tube, canal, pipe, or conduit by which a liquid, air, or other substance is conducted or conveyed. 2. a tube conveying bodily secretions or excretions. 3. a conducting tube or tubule in …

  4. HVAC Ductwork: Air Duct Types, Working, Problems ...

    Sep 21, 2023 · Find the perfect HVAC ductwork for your home. From duct types to installation, learn about air ducts and how to solve common problems.

  5. DUCT definition and meaning | Collins English Dictionary

    A duct is a channel or pipe carrying electric cable or wires. PVC cable is the most common type of cable used when smoke-retardant properties are not required, because a building's electrical system is run …

  6. Types of HVAC Ductwork | Different Air Duct Systems Explained

    Discover the different types of HVAC ductwork, including rectangular, round, oval, flexible, fiberglass, fiberboard, and fabric ducts. Learn about duct systems in HVAC, their pros and cons, and how to …

  7. HVAC Ductwork Design Guide (Layout, Duct Size & CFM)

    Apr 10, 2026 · Learn HVAC Ductwork Design Guide step-by-step including layout, duct sizing, CFM calculation, static pressure, and expert tips.