Deflecto Flxc0408 3-Ply 4-In. Class 1 Flexible Aluminum Duct With Spring Clamps

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Non-insulated, flexible duct;
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Ideal for bathroom venting, HVAC applications, and general venting;
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Easy to install and be cut to length;
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UL(R) 181 Class 1;
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4 in. diameter;
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Includes 2 clamps;