Recurring clogs in older Berkeley homes usually come from aging drain lines: decades of buildup, rough pipe interiors that catch debris, and sometimes tree roots in the sewer lateral. Clearing the clog helps, but a line that clogs repeatedly needs a closer look.
Age changes how drains behave
Many Berkeley homes were built decades ago, and their drain lines have been in service just as long. Over the years, grease, soap, and mineral buildup narrow the inside of the pipe, so less and less debris is needed to start a clog.
Older pipe materials can also develop rough interiors and joints that catch hair and debris. The result is a drain that clogs again weeks after it was cleared.
When the problem is bigger than one drain
If more than one fixture is slow or backing up at the same time, the issue may be in the main line or the sewer lateral rather than a single drain. Tree roots are a common cause in the East Bay.
Our clogs and drain cleaning service handles everyday clogs, and our sewer line work addresses the deeper problems.
What you can do
Keep grease out of the kitchen sink, use drain screens for hair, and never treat the toilet as a trash can. For a clog that keeps coming back, Need a hand? Call Clogbusters at (510) 689-8733 or request service. We are open 24 hours a day, every day except Wednesdays, and we do it right the first time.
Frequently asked questions
Why does the same drain keep clogging?
Usually because the underlying cause — buildup, a rough pipe interior, or roots — is still there after the clog is cleared.
Do chemical drain cleaners fix recurring clogs?
They can clear a minor clog but rarely solve a recurring one, and harsh chemicals are hard on older pipes.

