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The SMARTLOCK UNRD7834 union reducer joins a 7/8" tube to a 3/4" tube without brazing or flaring. It utilizes patented metal-to-metal sealing technology for permanent, zero-leak joints under pressure. Standard wrenches align and tighten components automatically, allowing technicians to skip open flames and finish jobs faster.
This union reducer is compatible with all common refrigerants and suitable for copper-to-copper, copper-to-aluminum, and aluminum-to-aluminum connections.
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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