HELP!! Our son left our outdoor faucet turned on and it has leaked between the edge of the patio and the house...into the basement and behind the paneling down to the carpeting...it has obviously leaked before,too...the patio is abt 7 yrs old...put in several mos b4 we moved in...so far we have removed the wet carpeting...and 3 wet ceiling tiles...next will be several sheets of the paneling...but..we can't figure out why it would leak behind the patio??? Any help out there??