The Saturday Morning Plumber’s Quiz: Can You Name These 20 Hardcore Plumbing Tools?

Question 9 / 20 3 Minute Reveal 0%
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Which solder-free connection method uses a threaded brass collar and a brass ring (ferrule) to seal copper pipes?

Which solder-free connection method uses a threaded brass collar and a brass ring (ferrule) to seal copper pipes?

Explanation

A Compression Fitting connects copper pipes with mechanical pressure rather than heat. Tightening the outer threaded nut forces a soft metal ring (the ferrule) to crimp tightly around the pipe wall, forming a reliable watertight seal.

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