re: P trap help - how would you repair?

quote:

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So I don’t need 2” because there’s a disposal? 1 1/2” will still work?

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yes every house ever built all use 1 1/2" p-traps for sinks

but you may need the down pipe from the sink that has the dishwasher hose connector built into it if you dont already have it.


this is what that looks like LINK