alvin_louis Posted December 16, 2008 Share Posted December 16, 2008 Can anybody here tell me how to compute the invert level? im starting to draw the wall opening but I dont know what height of the wall should I start please email me alvin_louis@yahoo.com thanks! Merry Christmas! Quote Link to comment Share on other sites More sharing options...
dumfatnhappy Posted December 16, 2008 Share Posted December 16, 2008 Can anybody here tell me how to compute the invert level? im starting to draw the wall opening but I dont know what height of the wall should I start please email me alvin_louis@yahoo.com thanks! Merry Christmas! depends on how much fall you want...(?) Need more info in order to answer you clearly... I assume it's a gravity sewer/drain line? are you in mm of inches... 1/4" /ft ? storm sewer of sanitary? etc etc etc.... Quote Link to comment Share on other sites More sharing options...
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