If a sink seems to be draining slower and slower with each passing day then maybe it is time to call a professional that has the equipment to fix the problem.  Most plumbing problems will generally just keep getting worse over time until something is done about them. 

When it is time to finally fix a troubling plumbing issue and get a professional with the proper tools for a thorough drain cleaning there are ways to ensure that you get a plumber with a magic touch. 

One good thing to consider when looking for a plumber in San Francisco is to choose one that other professionals trust.  There are only a few plumbing contractors in San Francisco that are trusted enough to be hired by the city.  Do a bit a research and try to find a plumber that has worked for other professionals and has a good reputation in and around your community.

Once you have picked a good plumbing contractor in San Francisco that you can trust to do a thorough drain cleaning then it is time to set up a time to meet with them.  Most professional plumbers have several different crews of employees that do specific types of work.  Some crews may do new construction, while others do repairs like drain cleaning.  Make sure you set up a time for the work that is good for you, because most people do not like waiting around and some plumbing contractors will charge the homeowner if they have to wait.

After the plumber has finished working on the problem it might be a good idea to make sure that there are no other sinks that need drain cleaning.  You might as well have them fix all of the problems while they are there.  These simple tips can ensure you that you will not have to call someone else later.