winterizing with compressed air
I have a 2004 Fleetwood Bounder which I have always winterized with anti-freeze in the lines. Last fall I was talked into having it done with compressed air and yesterday, when I hooked up the water ...
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Some of those pipe plugs are basically hollow, I can see how one could break from freezing full of water. The fact that nothing else broke, i. e. pipes, means to me that he had blown out the lines enough to clear them. It would be hard to blow enough air to clean out an upside down pipe plug full of water. I for one will use anti freeze!
