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$250
4" Expandable Duct
Product Details
The expandable range is 3 inches with an overall of 6-9 inches with 1/2" hem capability. The expandable duct is designed to connect the COCOON heating and cooling system to the main ductwork in your home. The expandable canvas is a fire-resistive material capable of withstanding extreme temperature swings. (Connects with Thermasi Ridged duct extension kit)
Height: Expandable from 6-9 inches
Width: 18"
Depth: 22"
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