How to Replace a Plumbing Shut-Off Valve | This Old House

Plumbing and heating contractor Richard Trethewey shows how to replace an old, corroded water-supply valve, without soldering. (See below for a shopping list and tools.) SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse This Old House plumbing and heating contractor Richard Trethewey replaces a water supply shut-off valve. Cost: $6 to $12 Time: About 1 hour Difficulty: Easy. Only requires basic plumbing skills Shopping List for How to Replace a Plumbing Shut-Off Valve: Stop-and-waste valve [https://amzn.to/2LrtUfm] with compression fittings [https://amzn.to/2Q2iWkQ], used to replace old valve Emery cloth [https://amzn.to/32ySFfp], used to clean existing pipe Tools for How to Replace a Plumbing Shut-Off Valve: Mini hacksaw [https://amzn.to/2NVsmfE], used to cut old valve from existing copper pipe Pliers [https://amzn.to/2N9XzMm] and adjustable wrench [https://amzn.to/2NVmdQy], for tightening fittings on new valve Steps: 1. Shut off the water leading to the valve being replaced. 2. Use emery cloth to buff clean the pipe on either side of the old valve. 3. Cut through the pipe on each side of the old valve with a mini hacksaw. 4. Slip new stop-and-waste valve into place between the just-cut pipe ends. 5. Grab hold of the valve with pliers and use an adjustable wrench to tighten one of the valve's compression fittings onto one of the pipe ends. Repeat for the other pipe end. 6. Turn the water back on, then open and close the new valve; check your work for leaks. About This Old House TV: This Old House is America's first and most trusted home improvement show. Each season, we renovate two different historic homes—one step at a time—featuring quality craftsmanship and the latest in modern technology. We demystify home improvement and provide ideas and information, so that whether you are doing it yourself or hiring out contractors, you'll know the right way to do things and the right questions to ask. Our experts Norm Abram, Tom Silva, Richard Trethewey, Roger Cook and host Kevin O'Connor give you the tools you need to protect and preserve your greatest investment—your home. Looking for more step by step guidance on how to complete projects around the house? Join This Old House INSIDER to stream over 1,000 episodes commercial-free: https://bit.ly/2GPiYbH Plus, download our FREE app for full-episode streaming to your connected TV, phone or tablet: https://bit.ly/34RYEP5 Follow This Old House and Ask This Old House: Facebook: http://bit.ly/ThisOldHouseFB Twitter: http://bit.ly/ThisOldHouseTwitter http://bit.ly/AskTOHTwitter Pinterest: http://bit.ly/ThisOldHousePinterest Instagram: http://bit.ly/ThisOldHouseIG http://bit.ly/AskTOHIG For more on This Old House and Ask This Old House, visit us at: http://bit.ly/ThisOldHouseWebsite How to Replace a Plumbing Shut-Off Valve | This Old House    / thisoldhouse