Mark Donovan of http://www.HomeAdditionPlus.com shows how to fix a plumbing supply line leak caused by a leaking faucet valve in this video.
Do you have a slow supply line leak, or copper pipe leak? Then what this video to learn how to fix a plumbing supply line leak. In many cases, as in this video, all you need is a pair of adjustable pliers or crescent wrench to stop a supply line leak, or fix a faucet valve leak.