Plumbing Vent for Kitchen Island

[Duane Bozarth]

Article on precisely that subject in last issue of Fine Homebuilding - Nov 05, No. 174

Easy way these days is the AAV -- air-admittance valve.

[John F.]

Hello all..........How is venting handled for sinks in free standing kitchen islands? Thanks. John

[Speedy Jim]

Scroll down to Island Sink venting

In the end, the inspector has the final say so on what is accepted in your town/city/state.

Jim

[John F.]

Thanks to all for your input. John

[Sacramento Dave]

high as possible under counter) then pipe down from 45 under floor and up a wall and out the roof. You could pipe up to a 90 pointed horizontal then to a 90 pointed down pipe from there under floor over to wall and up. If you tie into an existing vent you must make your connection 6" above flood rim of sink ( top of sink)

[Sacramento Dave]