I've used this company twice at two different residences they have been great! Are available hours a day, days a week for all your emergency plumbing needs in san francisco we never charge extra, even if the emergency occurs. It goes without saying that if you try all of this and nothing works, you may need to call a plumber but why not try it yourself first? Likewise, i do something very similar to keep drains fresh especially good for seldom used drains. Decorate your garden with our solar lights,.