Quote:
Originally Posted by JamieGeek
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I have made a similar setup. But I took a 6" fence post, because that allows me to get everything in, including the elbows. I use this only for the pipe that I use when I drain the black tank. If I drain the grey tank only, I use a different pipe that is stored in the storage holder that was installed in my motorhome. This is a 4" pipe accessible from the outside through a separate hatch and entirely independent from any basement cabinets.