Re: Does Dishwasher need a Johnson Tee
Posted by Doug on December 20, 2003 at 14:54:09:
In response to Re: Does Dishwasher need a Johnson Tee
: Issaquah, WA...about 15 miles east of Seattle. Here's the cite to section 807.4 Uniform Plumbing Code. "No domesic
: dishwashing machine shall be directly connected to a drainage system or food
: waste disposer without the use of an approved dishwashing air gap fitting on
: the discharge side of the dishwashing machine. Listed airgaps shall be
: installed with the flood level marking at or above the flood level of the
: sink or drainboard, which ever is higher".

I have a picture of a Johnson Tee setup if you need one. We installed one in our remodel in the Green Lake area of Seattle.

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