Main sewer line and lateral cleaning to restore flow and stop backups.
Sewer line blockages cause gurgling drains, slow fixtures, and messy backups. ASAP Plumbing Pros clears main lines and laterals with professional snaking and jetting equipment.
Professional equipment for main and lateral sewer clearing.
Every sewer job is handled by licensed plumbers.
Backups cannot wait — we are available around the clock.
Customer reviews
Very satisfied with Don! We had a great experience with his company DDD Plumbing Emergency Drain Cleaning with an extremely tricky toilet clog. Turns out the clog was further down into the sewer and Don had to remove the toilet in order to get to it. He had all the right equipment handy and finished the job with high quality. Highly recommend.
Aline Wu
Dec 28, 2022
I worked with Don for a few years now. Over the years, he had helped me install a toilet, garbage disposal, and fix a few emergency nasty sewer drain clogs. He never fails to fit me into his schedule. Don is one of the most honest plumbers I have dealt with. Ask your questions and he will be more than happy to help. I switched a lot of different plumbers over the years but Don is definitely my first call now. Go with DDD Plumbing San Francisco Drain Cleaning!
행운목
Dec 23, 2022
I’ve been using Don since his business began. Don always offers the best prices for all San Francisco draining needs. I’ve used him for faucet installations, garbage disposal, drain clogs, outdoor and indoor plumbing needs, plumbing leaks, sewer cleaning, among other services for my properties. My neighbors also raved about his coverage in the San Francisco bay area region for shower installation, water tank needs, drain cleaning, sink draining, etc.<br><br>He far and away exceeds my expectations especially in the San Francisco Bay Area region where prices are exorbitant. With Don, you get bang for your buck for professional plumbing and drainage needs with free warranty for the first month! I’ll be using Don for years to come! Hey Don, time to start a loyalty program?!
liqun jiang
Dec 22, 2022
I've worked with Donald of ASAP Plumbing several times over the past 4 years and can confidently recommend their services. He's unclogged drains, replaced kitchen sink water valves and garbage disposal, and resolved an active leak in my old rental apartment kitchen. He's prompt to respond to inquiries, shows up during the expected time window, and overall is a very friendly and personable guy.
Linden McGreevy
Jan 22, 2026
I tried to fix the clog myself but soon realized it was a job for a professional. Kong quickly assessed the situation, took some photos and chatted with supervision. In no time the problem was diagnosed. Clogged sewer pipe instead of clogged shower drain. The price list was easy to understand, and no surprises. It was tough one, but Kong tackled the problem and left my bathroom nice and clean. Great job and thanks.
Barbara Patterson
Jul 23, 2025
Donald from ASAP Plumbing was super quick and responsive. Helped me out in both San Francisco and South San Francisco. On the first occasion, he was able to unclog the drain in no time! On the second occasion, he was able to push out the "thing" that was stuck in the pipes, saving me from having to potentially replace the toilet entirely!! Super professional and easy going. 100% recommend.
Vinson Xia
Jul 16, 2025
This service was great. They came really fast to deal with our plumbing issue and Donald took the time and effort to fix a very deep clog of rust. Despite this house having old pipes, Donald fixed it up for us so that we can use it again. He also gave us really great information about drain maintenance.We really appreciate all the hard work he put in and the great service that he gave. FIVE stars from us!
Lora Mae
Jan 11, 2025
I had a clogged toilet and shower in a lower floor bathroom. Searched on Nextdoor for suggestions. Saw excellent reviews for ASAP. Clicked on the site and received an immediate response. They were able to send someone within a couple of hours. Donald arrived to evaluate the situation. He was professional, knowledgeable, and friendly. He presented me with options based on his thorough examination of sewer pipes. We agreed on the less expensive option and it worked. He did an excellent job clearing the sewer pipe, and cleaning up afterwards. I will call them again for all plumbing needs and don’t hesitate to recommend their services to others.
Bill Guertin
Oct 11, 2024
A sample of plumbing work from Bay Area homes.
Grease buildup, tree roots, flushed wipes, and aging pipes are common causes. We identify the source and recommend preventive steps.
Yes. We handle main sewer lines and branch connections throughout the Bay Area.
Yes. Sewer backups are emergencies — call us 24/7 at (415) 728-6391.
Call (415) 728-6391 or request service online.
