Water Heater
Expert Water Heater Repair, Replacement & Installation You Can Trust
Is your water heater making strange noises, taking too long to heat up, or leaking water? You’re not alone. Every year, hundreds of San Francisco homes and businesses experience water heater issues that disrupt daily life and risk property damage.
At AB Plumbing Service, we specialize in residential and commercial water heater repair, installation, and replacement services across the Bay Area. With over two decades of hands-on experience, we know how to solve any water heater problem—quickly, safely, and affordably.
Water Heater Repair
Experiencing inconsistent hot water or sudden spikes in energy usage? Our team diagnoses and fixes issues like:
Pilot light failures
Faulty thermostats
Sediment buildup
Ignition problems
Gas valve issues
Tripped circuit breakers (for electric units)
We arrive fully equipped to repair most issues on the spot—saving you time, money, and frustration.
Water Heater Installation & Replacement
If your current unit is over 10 years old, leaking, or not keeping up with your household’s demand, it may be time for a replacement. We provide expert guidance and full-service installation of top-rated water heater systems designed for performance, efficiency, and longevity.
We’ll help you choose the best-fit model, including:
Gas or electric tank water heaters
Tankless water heaters
Hybrid heat pump water heaters
Energy Star® rated options
Full-Service Water Heater Solutions
Our licensed and insured plumbing experts are trained to work on all types and brands of water heaters
including both traditional tank models and modern tankless systems.
including both traditional tank models and modern tankless systems.
Traditional (Tank) Water Heaters
store heated water and are a good fit for families or businesses with steady demand.
Tankless Water Heaters
heat water on-demand—saving space and energy by only heating water when you need it.
Signs You Need Water Heater Service
Don’t wait until it’s too late. If you notice any of the following signs, give us a call right away:
No hot water or water that turns cold quickly
Leaks or rust around the tank base
Strange noises (popping, banging, or hissing)
Water with a metallic smell or discoloration
Pilot light going out repeatedly
Early repairs can prevent flooding, mold growth, and expensive replacements.
Why Choose AB Plumbing Service?
Decades of Experience in San Francisco
With over 20 years of hands-on experience, AB Plumbing Service understands the unique plumbing challenges of San Francisco’s diverse architecture—from historic Victorian homes to cutting-edge commercial builds. Our local knowledge means faster diagnostics, smarter solutions, and lasting results.
Fully Licensed, Bonded & Insured Team
Your safety and protection are non-negotiable. Every member of our plumbing crew is fully licensed, bonded, and insured—ensuring your project is completed to the highest legal and safety standards. No shortcuts. No risks. Just professional, accountable service.
Upfront Pricing & Transparent Quotes
We believe in honesty from the first call to final cleanup. That’s why we provide detailed, no-surprise pricing before any work begins. You’ll always know what you’re paying for—no hidden fees, just real value.
Fast Turnaround & Emergency Availability
Plumbing issues don’t wait—and neither do we. Our team is known for same-day service and 24/7 emergency response. Whether it’s a leaking pipe or a burst main, we’re ready to fix it fast, minimizing damage and downtime.
Water Heater FAQs
How long does a water heater last?
Most tank water heaters last 8–12 years, while tankless units can last up to 20 years with proper maintenance.
Should I repair or replace my water heater?
If your unit is over 10 years old and needs frequent repairs or leaks, replacement may be more cost-effective.
How long does it take to install a water heater?
A standard installation usually takes 2–4 hours. Tankless systems may take longer due to additional venting or electrical work.
Can I install a water heater myself?
For safety, code compliance, and warranty protection, we strongly recommend professional installation. DIY mistakes can lead to gas leaks or electrical hazards.
Request a Free Estimate Today
Need reliable water heater service in San Francisco? Call AB Plumbing Service for expert solutions tailored to your home or business.
