Heise's Plumbing recently completed a professional drain cleaning and laundry standpipe installation service in the Merced neighborhood of San Francisco, California.
The Problem
The homeowner near Lake Merced needed a dedicated washing machine drainage connection set up in their garage laundry area.
Our Inspection
Our plumber inspected the vertical cast iron waste line and cut in a new ABS P-trap and drainage riser secured with heavy-duty shielded rubber couplings.
Our Solution
We also configured the setup to comply with California residential building codes and municipal plumbing standards.
Final Results
Once the connections were secured, we ran multiple test cycles to check for proper venting and flow, and verified that the entire system was operating safely and reliably.
When is Professional Drain Snaking Required?
Consider professional snaking and cleaning if you experience:
- Isolated Blockages: Single toilets, kitchen sinks, or shower drains that do not clear with a plunger.
- Foreign Object Clogs: Hair, soap scum, or small objects lodged inside the trap.
- Slow Running Drains: Sluggish drains that indicate a partial constriction in the line.
Preventing Household Drain Clogs
To prevent future clogs, install hair catchers in showers, scrape plates clean before rinsing, and avoid flushing paper towels or personal wipes.
Plumbing Considerations in Merced
Merced features mature tree landscaping and older residential construction, which can increase the risk of tree root intrusions in underground sewer cleanouts and lateral pipes.


