Gray tank flush
any ideas of how to flush a gray tank.
I've had many of RVs over the years and once the gray tank is empty it shows empty on the drv it hangs at 1/3 or 2/3. My black tank flush works great as it will show empty once it's drained and flushed.
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Mike & Trish Romans 10:9
2011 Mobile Suites 36RSSB3 #5556
2017 F-350 CC 6.7 diesel dually, Banks Derringer tuner with super gauge
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