-> Looking at the RV I've got sitting outside,  the refrigerator has a
-> vent panel right behind it,  the same size as the fridge,  that would
-> probably take care of that (no venting to the inside,  either).
They really don't want folks exposed to that stuff.  One whiff of it
knocked my daddy out, cold as a stone.  Did permanent damage to his
lungs too.
Rest assured that the ammonia itself is in a closed loop system NOT
distributed to the vicinity of the recipients.  
 ^..^
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