Answer by The Evil Greebo for Should second trap under kitchen sink S-trap be...
No, there should not ever be two traps on a single drain line. The point of the trap is to create a water barrier which prevents sewer gasses from coming up the empty pipe and into the house.When you...
View ArticleShould second trap under kitchen sink S-trap be there?
My kitchen sink drains through an S-trap immediately below the sink to another trap (a P? a U?) in the basement below. The drain pipe then runs along the wall till it meets the main drain pipe shortly...
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