Designed for simple installation without the need for tools, these Imperial 4-in Metal Tension Clamps feature an easy-to-use pressure mechanism that opens and closes by hand. Ideal for use with 4-in dryer venting applications and 4-in bathroom fans, these tension clamps are compatible with non-rigid flexible foil ducts. Use them to easily fasten duct, or to connect duct to a clothes dryer exhaust port or bath fan. The clamps are constructed from heavy-duty steel for lasting durability and come in a convenient pack of two.
45 Years of Quality
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