Clogged Drains
Fast, Effective & Affordable Drain Cleaning by AB Plumbing
A clogged drain can slow down your entire household—and if left untreated, it can lead to pipe damage, foul odors, and even sewage backups. At AB Plumbing Service, we provide expert clogged drain repair and cleaning services across San Francisco. Whether it’s a slow kitchen sink, a shower backup, or a blocked main sewer line, we’ll fix it fast.

Residential & Commercial Drain Services
We service all types of properties:
Single-family homes
Apartments and condos
Restaurants and commercial kitchens
Office buildings and retail spaces
We understand the plumbing codes and challenges unique to San Francisco’s infrastructure.
What NOT to Do with a Clogged Drain
Don’t use chemical drain cleaners—they can corrode your pipes.
Don’t ignore slow drains—they often get worse over time.
Don’t plunge aggressively—this may damage seals or pipes.
Call a pro instead. We’ll fix the problem safely and permanently.
Common Drain Problems We Solve
Slow Draining Sinks
Hair, grease, soap scum, and food particles often build up over time and restrict flow. We break down and flush away all debris.
Backed-Up Toilets
Frequent toilet clogs may signal a blockage deeper in the system. We use advanced tools to diagnose and resolve the issue safely.
Standing Water in Tubs or Showers
This can be caused by hair, soap residue, or even broken pipes. We eliminate the root cause and restore full drainage.
Gurgling Noises or Foul Odors
These are red flags that air or waste isn’t venting properly. We inspect for sewer line issues or improper ventilation.
Why San Francisco Trusts AB Plumbing
✔ 20+ Years of Local Plumbing Experience
✔ Licensed, Bonded & Insured Professionals
✔ Affordable Rates with No Surprise Fees
✔ 5-Star Reviews for Speed & Reliability
We treat your home like it’s our own—clean, respectful, and efficient.
Drain Cleaning Methods We Use
Professional Snaking
Ideal for small-to-medium clogs, our augers break up debris and restore proper flow without damaging your pipes.
Hydro Jetting
High-pressure water jets clean the inside walls of pipes and remove years of buildup. Perfect for deep cleaning and tree root intrusion.
Video Camera Inspection
We insert a waterproof camera into your drain system to pinpoint the exact cause and location of the clog—no guesswork.
Bio-Enzymatic Drain Treatment
Safe, eco-friendly drain treatments that use enzymes to naturally dissolve organic blockages and prevent future clogs.
Clogged Drain FAQs
What causes drains to clog?
Common culprits include grease, hair, soap scum, food waste, tree roots, and foreign objects.
Can I use store-bought drain cleaner?
We recommend against it. These products often contain harsh chemicals that can damage pipes over time.
How often should drains be cleaned?
Preventative cleaning once a year helps avoid major clogs and backups.
Is hydro jetting safe for all pipes?
Yes, but it should be done by a professional. We assess your system before using high-pressure water to ensure safety.
Schedule Your Drain Cleaning Today
Stop clogs before they become disasters. Contact AB Plumbing Service for reliable drain solutions in San Francisco.