This LTWFITTING Compression Unions are made of brass for durable. Designed for use with aluminum, copper and plastic tubing. Not for use with steel
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What size of compression fitting do I need?
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6 8 9.52 10 12 14 15 16 18 20 22 25 28mm Compression Union Tube OD
Brass, Compression x Compression, Union - 6LH27