Why do several drains back up at once?
When multiple fixtures are affected, the blockage may be in a shared branch or the main building drain rather than at one fixture.

South Austin · owner-led
A drain that keeps slowing down is telling you something. We look at where the symptoms appear and whether the issue is isolated, connected, or further down the system.
01 When to call
02 The approach
Identify which fixtures are affected and when the problem started to understand how far downstream it may be.
Choose an access point and method appropriate to the type and location of the blockage.
Explain what was found, what to avoid, and when repeat symptoms may point to a damaged line.
03 Where we work
Service availability is confirmed by address and project scope.
04 Common questions
When multiple fixtures are affected, the blockage may be in a shared branch or the main building drain rather than at one fixture.
Repeated chemical use can mask a recurring problem and may be hard on some piping. A persistent blockage deserves a direct diagnosis.
05 Request an estimate