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The Topaz 668 is a 3" EMT coupling used to join two lengths of EMT conduit. Its compression type design ensures a secure, concrete-tight connection of thin wall EMT conduit. Durably constructed of naturally corrosion resistant zinc die cast. Available in sizes from 1/2" to 4"; UL listed NEMA/ANSI FB-1 compliant.
The Topaz 668 EMT coupling provides a secure connection for EMT conduit, ensuring electrical pathways are safely joined.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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