Threaded adapter: To join a pipe with a glue or solder slip joint to one with threads, you'll need a threaded adapter. It can have male or female threads. Threaded adapters join plastic pipes to ...

Tapered thread pipe fittings. These torque-sensitive fittings have been around for many years, and if you are working on old equipment, you’re likely to come across tapered thread pipe fittings.

Pipe thread tape, otherwise known as ... For a more professional-quality outcome that prevents leaks and damage to the fittings for long, it's best to use the right instruments for the job.

Plain ol’ National Pipe Tapered (NPT) pipe fittings are designed for low-pressure fluids of 300 psi or less. ... -Straight-Thread O-Ring Fittings are the ones you thread into place, ...