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The True Value 320L is a four-inch aluminum duct extended kit designed for flexible duct applications. This kit includes one four-inch duct connector and two worm gear clamps for secure installation. The 320L is compatible with flexible aluminum duct, lama-flex, and vinyl duct, making it versatile for various ventilation needs.
The True Value 320L extends your existing ducting efficiently and securely, aiding in proper airflow and ventilation.
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