Plumbing Repair

Fix any plumbing problem with these repair how-to guides.

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  • How to Stop a Plumbing Leak

  • Small water leaks at soldered copper joints can be easy—or not so easy—to fix. This article explains the options, including what to…

  • How to Repair a Leaking Copper Pipe

  • You can fix leaky copper pipe quickly and efficiently with special repair sleeves. We show you how to cut and solder copper supply lines.

  • Copper Pipe Types

  • Type L and Type M copper pipe comparison: Use Type M for most home situations. Use heavier duty Type L for underground and other special…

  • Water Pipe Replacement

  • Use a special “slip” or “no-stop” coupling to quickly and easily splice in a new section of copper pipe or to add or…

  • How to Join Dissimilar Pipes

  • A master plumber shows the fittings and techniques used to make leak-free connections between copper, PEX, CPVC, galvanized steel and more.

  • How to Use an Internal Pipe Wrench

  • Avoid crushing rusted galvanized pipes and nipples by using an internal pipe wrench instead of a standard pipe wrench. Here's how to use one.

  • Water is Coming Out of the Air Gap

  • A foul smell or dirty water squirting out of the air gap vent holes indicates a clog inside the air gap. The fix is a simple cleaning with…

  • Stop Banging Water Pipes

  • The best cure for banging water pipes is a water hammer arrester with a lubricated internal piston. The sealed piston works better than capped…

  • Join Galvanized Pipe to Copper Pipe

  • Install 3-in. plastic-lined nipples between copper and steel pipes to prevent galvanic corrosion from clogging the water line. It's a quick,…

  • How to Remove a Stuck Cleanout Plug

  • A seasoned pro shows you how to remove a stuck cleanout plug to gain access to a stubborn clog in a drain line using pipe wrenches, heat…

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