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The DURO DYNE 21104 is a round access door designed for easy access to duct systems. It measures four inches by eight inches and is made of galvanized steel. This uninsulated access door is suitable for use with twelve to fourteen inch round ductwork. It is ideal for HVAC applications where access to ducted components is necessary for maintenance or repairs.
The access door allows for quick inspection and maintenance of duct systems.
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