How to use a compression fitting

This LTWFITTING Compression Unions are made of brass for durable. Designed for use with aluminum, copper and plastic tubing. Not for use with steel

7/8 in. O.D. Brass Compression Coupling Fitting (3-Pack)

Connecting brake lines with a compression fitting

6200 1/4 Coupler Compression Fitting, Assembly, Brass, For Use

How to use a compression fitting

Compression Fittings Information

Can you use compression fittings on plastic tubing? - Quora

Compression Fittings Information

Applications:, Three piece construction: nut, sleeve (or ferrule) and body, Use with copper, aluminum, or plastic tubing (plastic requires 60P

3/8 in. Tube O.D. x 1/2 in. NOM SWT - Sweat Adapter - AB1953 Lead Free Brass Compression Fitting

Saves A Lot Of Time-- if you don't have sufficient exposed copper to cut off the old compression fitting, this angle stop puller will effortlessly

Compression Sleeve Puller Remove Tool Nut & Ferrule of Pipe 03943 - Sleeve Remover for 1/2-Inch Compression Fittings Only - Plumbing Tools Compression