Yes, drain pipes do dry out and get real rough. Will it clear up with use? Maybe. Is there anything you can really do about it? Not after the fact. Prevention is best here – try to run some water through infrequently used drains every so often to keep this from happening.
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Would it be safe to use my 20 yr. old copper icemaker supply line if it has been disconnected for 4 years, on a new refrigerator?
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Would it be safe to use my 20 yr old copper icemaker supply line if it has been disconnected for 4 years. I’m taking delivery of new Whirlpool next week.