Will the kitchen anti backwater valve not work well after a long time?

In fact, it is very simple, that is, bend the sink sewer pipe into an S shape (S rotation 90°), connect one end of the pipe with the sink, and connect the other end with the sewer pipe.

How to make furniture as bright as new Tea cleaning method Painted furniture is contaminated with dust, you can wrap the slightly damp tea residue with gauze and wipe it, or use a dry cloth dipped in cold tea to scrub it, which will make the furniture extraordinarily smooth and bright. >>>More

There is a thing called iron shavings in the market, you can wipe it with water, and you can usually clean it with a damp rag.

Find a professional electrician, don't get it yourself, it's troublesome to get it, electricians they know the line, know what to do, don't use that socket before they repair it!!

This is the drain hose of the washing basin and the home drain pipe joint is not tightly plugged with cloth strips, so the odor leaks from this joint.