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

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

45%

Correct!

Incorrect!

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.

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

Flared pipe anchor

Compression Fitting

Sweat adapter gland

Screwed union flange

45%