Soldering Copper Pipe

Tips and techniques you need to know

There's a right way to solder copper pipe—and a wrong way. Learn the difference so that your next bathroom or kitchen plumbing project is successful and trouble-free.

By the DIY experts of The Family Handyman Magazine

Keep nearby soldered joints from melting by wrapping a wet rag around them

Use MAPP gas to speed up the job

Use a flame protector

Buy new fittings

Use the proper amount of solder

Keep threads solder-free

Use tinning flux

Keep pipes dry when soldering

Assemble pipe in sections

Required Tools for this Project

Have the necessary tools for this DIY project lined up before you start—you’ll save time and frustration.

  • Rags
  • Soldering torch
  • Tube cutter

You'll also need a flux brush, plumber's sandpaper and wire brushes for cleaning pipes, and a flame protector.

Required Materials for this Project

Avoid last-minute shopping trips by having all your materials ready ahead of time. Here's a list.

  • MAPP gas
  • Tinning flux
  • Lead-free solder
  • Pipe plugs
  • Pipe strap
  • Copper pipe and fittings

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