Quote:
Originally Posted by BarryD0706
More recent posts indicate that the have redesigned the 300 and are shipping new versions of that.
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As of a week ago, Dometic is now shipping a revised seal design on the 300 model. I was fortunate to receive one of the last 310 they shipped. I
suspect that the toilet serial number in your new RV will identify if it is a revised model 300. If not, I strongly recommend you have the toilet changed to the revised unit. I poured out about 3/4 cup of liquid impregnated with feces and urine from the interior of my old model 300. The toilet had 17 days of use by two adults to collect the liquid!