A shower can drain slowly without a full clog when the pipe narrows. Hair and soap scum often reduce flow at the stopper and P-trap. Body oils and biofilm coat the line. Hard-water scale can roughen pipe walls and catch debris. A partially blocked vent traps air and slows drainage. A worn or misaligned stopper can choke the opening. In Roanoke and Cave Spring homes, these small restrictions are common.
- Remove and clean the stopper or hair catcher.
- Flush with hot water, then test flow.
- Listen for gurgling, which hints at a vent issue.
- If multiple drains are slow, consider a main-line check.
Updated: 2025-12-24 00:00:00
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