Quite often a home owner’s first experience with a plumbing problem is when a drain in their home backs up. Knowing how your drainage system works and the most common causes of back-up problems with different drain lines can really help you when it comes time to get your drains serviced. This information will make it easier for you to get the right solution to your problem, and make life easier for the plumber who is trying to explain it all to you.

Let’s begin with a little plumbing theory. Please keep in mind, that depending on your area, your lay-out may be different. I will give you a simple layout to give you an idea of how drains tie together. Your plumbing may be a bit different, but the theory will be the same.

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