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  2. Process duct work - Wikipedia

    en.wikipedia.org/wiki/Process_Duct_Work

    Although round duct work costs more to fabricate than rectangular duct work, it requires fewer stiffeners and is favored in many applications over rectangular ductwork. The air in process duct work may be at ambient conditions or may operate at up to 900 °F (482 °C).

  3. Register (air and heating) - Wikipedia

    en.wikipedia.org/wiki/Register_(air_and_heating)

    If not properly installed and tightly connected to the ductwork, air will spill around the register and greatly reduce the HVAC system's efficiency. [5] Ideally, a room will have both heating and cooling registers. In practice, cost considerations usually require that heating and cooling be provided by the same register.

  4. MPDS4 - Wikipedia

    en.wikipedia.org/wiki/MPDS4

    DUCTING DESIGN MPDS4 DUCTING DESIGN is a software module for routing HVAC, of differing sections, into a plant or factory. MPDS4 DUCTING DESIGN includes catalogs with different types of ducts, valves, fans and other supporting components. MPDS4 Engineering Review virtual walk-through of an airport ELECTRICAL DESIGN

  5. Underfloor air distribution - Wikipedia

    en.wikipedia.org/wiki/Underfloor_air_distribution

    Underfloor air distribution (UFAD) is an air distribution strategy for providing ventilation and space conditioning in buildings as part of the design of a HVAC system. UFAD systems use an underfloor supply plenum located between the structural concrete slab and a raised floor system to supply conditioned air to supply outlets (usually floor ...

  6. Wrightsoft - Wikipedia

    en.wikipedia.org/wiki/Wrightsoft

    Wrightsoft is a software development firm for heating, ventilation, and air conditioning . Established in 1985, [1] Wrightsoft has served residential, commercial, and educational markets by providing HVAC design, specification, and sales software. [2] Wrightsoft is headquartered in Lexington, Massachusetts, USA.

  7. Heating, ventilation, and air conditioning - Wikipedia

    en.wikipedia.org/wiki/Heating,_ventilation,_and...

    The three major functions of heating, ventilation, and air conditioning are interrelated, especially with the need to provide thermal comfort and acceptable indoor air quality within reasonable installation, operation, and maintenance costs. HVAC systems can be used in both domestic and commercial environments.