Flange:
• Definition: A flange is a component used in HVAC and ventilation systems, serving as a flat plate or frame that connects various devices and components.
• Purpose:
• HVAC and Ventilation Systems: Flanges enable the free movement of air within a building.
• Connection Component: Used for connecting various parts or devices, they also help control air flow.
• Types:
• Rectangular Flange: Used for various types of pipes and in different sizes.
• Circular Flange: A flange type used for circular pipes, particularly in small ducts.
• Installation and Maintenance: Flanges are mechanically fixed and are designed for easy maintenance and inspection after installation.
Plenum:
• Definition: A plenum refers to the space between a building’s ceiling and floor, or between a wall and floor, essential for air movement and circulation.
• Purpose:
• Air Circulation: The plenum space is critical in HVAC and ventilation systems for free air movement and ventilation.
• Cable and Duct Wiring: Utilized for routing cables and ducts like electrical installations and communication lines within the building.
• Features:
• Hidden Space: Plenums are often concealed spaces, hidden by ceilings or walls, aiding in ventilation and air circulation across different floors.
• Versatility: Plenums are used for various purposes, varying in shape and size depending on the building’s structural characteristics.
• System Connection:
• HVAC System: Plenums are used in HVAC systems to distribute or circulate air across different floors.
• Communication and Network Systems: Also used for routing communication and network cables within the building.
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