"Sacramento Dave" wrote in message
. net...

"steve" wrote in message
oups.com...
Im installing a built in dishwasher. I want to know if I should put
the waste water outlet before or after the U trap.

Thanks


They Make a tail piece with a tee for a dishwasher (or hose connection)

Hear is what you need http://www.farm-home.com/ldr/JB15936008.htm You
should install a air gap. Dishwasher to air gap, Air gap to Tee