Blowing out water lines for winter storage.
Last night I decided to blow air through my water lines to drain for winter. I started with the low point drain caps both off. I used the blow-out attachment to connect my compressor to my city wat...
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I do both. Blowout lines then use the antifreeze. I then leave all valves cracked half way. Why both. That's how I was taught on my first RV.
