Drain Cleaning & Clog Clearing in Torrance & South Bay
From everyday sink clogs to severe main line blockages, DSM Rooter clears it fast. Rated 5.0 stars across 95 Google reviews. Service calls start at a fair, upfront quote.


Severe Clog Clearing
When a plunger won't work, we bring professional equipment. Main line backups, kitchen drains, shower clogs, toilet stoppages, dishwasher blockages, floor drains, and P-trap clogs are handled with proven techniques and the right tools for the job. We diagnose the problem, explain what we find, and clear it thoroughly.

Camera Inspection & Root Removal
Not sure what's blocking your line? Our sewer camera inspection pinpoints the exact problem, from tree roots to broken pipes to mineral buildup. Once we see it, we know how to clear it. No guessing, no unnecessary digging.

Fair, Honest Pricing
Pricing is quoted upfront before we start any work, so there are no surprises. We never pad invoices or recommend work you don't need. That's earned us a 5.0 reputation across 95 reviews.

Available in Your Neighborhood
We serve Torrance, Marina del Rey, Venice, San Pedro, and the greater South Bay and Westside Los Angeles. Owner-operated by David Diaz, who stands behind every job. Clean, courteous crews that show up on time and explain the work as we go.
You Call or Request Service
Reach out with a quick description of the problem: backed-up kitchen sink, slow shower, toilet stoppage, or main line backup. We'll ask a few questions to understand the scope, then get you scheduled.
We Arrive & Diagnose
Our technician assesses the situation, explains what we're seeing, and gives you a fair quote upfront before starting any work. If a camera inspection will help pinpoint the cause, we'll discuss that option with you. No surprises.
We Clear the Clog
Using the right method for your specific blockage, we clear the line. This might be a plumbing snake, hydro jet, or other professional technique. We keep you informed throughout and show you the results.
Final Check & Payment
We verify the line flows freely, clean up after ourselves, and discuss any preventive tips. You pay the agreed price, and you have a 5.0-rated, trustworthy operator backing the work.