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Posted by woodarama on November 27, 2006, 3:58 pm
Speedy Jim wrote:
> hombrewdude wrote:
>
> > My old machine was routed direct to the laundry sink.
> > I bought a new machine, and I want to get the plumbing out of the
> > sink..
> >
> > All of my drain pipes in my 30yr old house are 1-1/2" ABS
> >
> > My kitchen sink drain runs directly behind my washing machine
> > Sink is upstairs, machine is in the basement.
> >
> > so...
> >
> > I plan on adding a 1-1/2 tee near the floor
> > Off the T a p trap
> > Off the p trap a standpipe - taller then the washer machine
> > Then attach the washer machine hose to the top.
> >
> > Any problems with this?
> > I have read I should have 2" drain pipe. but all of my pipe is 1-1/2"
> >
>
> It won't be "correct". The new trap will not be vented
> and waste flow from above can suck the trap dry.
> You *could* add a mechanical vent to the new trap.
>
> If the kitchen trap doesn't have a vent, it will
> surely gurgle when the washer empties.
>
> Jim
my situation was the same as yours and the kitchen sink did gurgle when
the washer drained.how i fixed this was to put a t and a short piece of
pipe on the kitchen sink drain and a "ventless vent" sold at hd for
places that don't have a vent.basically its a oneway fitting that lets
air in but not out.
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