Metal 18" Splice Collar Flexible Duct Coupling
Connect flexible ducting quickly and securely with this 18" Metal Splice Collar, designed specifically for flexible duct connections — not for use with rigid or sheet metal ductwork. Constructed from durable galvanized steel, this coupling provides a tight, long-lasting joint between two sections of flex duct. Ideal for residential or light commercial HVAC installations, it ensures proper airflow and minimizes air leaks when used with approved clamps or tape.
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Fits 18" inside diameter flexible duct
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Galvanized steel for corrosion resistance
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Smooth or crimped collar ends allow easy duct attachment
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Joins two flex duct sections together
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*Not intended for use with metal duct or spiral pipe*
