Re: Basement flooding even after new check valve installed...

Posted by KOCTEP on 2017/5/12 23:52:30
BTW, I do have check-valve as I prefer rain water flood over a fecal matter. I worked on waterproofing of my basement since 2014 with various degrees of success. You better be judge of that.

Consider that my basement is 4' below the street level. As you can see the check-valve performance is the least of my worries. I got about an inch of water that came from the ground

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