New heads

The electric heads (marine toilets) in the boat had a serious (and disgusting) design flaw. Tony wrote them this email:

Dear Jabsco,

I have three 58500-0012 electric toilets (foot switch) installed in my boat.  Two of them have a tendency (not to put too fine a point on it) to splatter macerated shit up and out of the bowl.  This is an undesirable feature in a marine head.  As there are no obviously adjustable parts, I am at a loss.  What would you suggest?

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