Quote:
Originally Posted by tophcfa
This keeps the water in the u traps from evaporating. If that happens you will get a nasty smell in your house from the sewage system. Also, it will create an easy path for unwanted pests to enter your home from the sewage system such as cockroaches.
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This is what I assumed Big Red meant. I've left for months, not done this, with no issues............doesn't mean it couldn't.
Red.......why do you plastic openings????