I have a sink trap with a valve that I believe is supposed to stop gurgling which it does. However, the sink takes ages to drain but if I loosen the cap on this valve the water rushes away. I am sure someone can tell me what the hell is going on!
I have a sink trap with a valve that I believe is supposed to stop gurgling which it does. However, the sink takes ages to drain but if I loosen the cap on this valve the water rushes away. I am sure someone can tell me what the hell is going on!
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