San Diego's Trusted Residential Plumbing Team

When you have a plumbing problem, you need a team you can trust to fix it right the first time. For over 70 years, ASI has provided San Diego County homeowners with dependable plumbing services—from routine repairs to complex installations. Our licensed plumbers arrive on time, diagnose accurately, and deliver lasting solutions.

As a residential plumbing specialist, we understand the unique challenges San Diego homes face, from hard water issues to aging pipes. The White Glove Guys treat your home with the same care they’d give their own, wearing booties, using drop cloths, and cleaning up completely when the job is done.

Plumbing covers far more than a dripping faucet, and ASI handles the full range of residential needs across San Diego County. That includes water heater repair and replacement, including tankless systems, drain cleaning and hydro jetting, sewer line inspections and repair, leak detection, repiping, faucet and fixture installation, garbage disposals, toilet repair, water pressure correction, gas line work, and whole-home water filtration. Whether the problem is a slow drain in a Clairemont bungalow or a failed water heater in a newer La Mesa build, our licensed plumbers bring the right tools and parts to finish the job in one visit whenever possible.

San Diego homes come with conditions worth understanding before trouble starts. Many neighborhoods still have original galvanized or cast iron pipe that corrodes from the inside, narrowing flow and eventually leaking. The region’s hard water leaves mineral scale that shortens water heater life and clogs fixtures over time. Homes built on slab foundations can develop slab leaks that are difficult to spot, and properties near the coast face faster corrosion of exposed metal fittings. Knowing your home’s age and construction helps you plan repairs instead of reacting to emergencies.

A few warning signs mean it is time to call a plumber rather than wait. Watch for water that suddenly runs rust colored or loses pressure, drains that gurgle or back up across multiple fixtures, a water heater that knocks or delivers lukewarm water, damp spots or warm areas on flooring, a spike in your water bill with no change in usage, or a persistent sewer odor. Catching these early often turns a major repair into a minor one, and our technicians can pinpoint the cause without guesswork or unnecessary demolition.

ASI removes the stress of not knowing what a repair will cost. Before any work begins, your plumber inspects the issue, explains your options in plain language, and gives you a flat, upfront price to approve. The number does not change if the job takes longer than expected, and there are no overtime fees for nights or weekends. If something goes wrong with your plumbing after hours, you can reach us for emergency service, because a burst pipe or failed water heater cannot wait for business hours. Every job is backed by our 100 percent satisfaction guarantee.

ASI Heating Technician
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Complete Residential Plumbing Solutions

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The ASI Difference

Why San Diego Homeowners Choose ASI for Plumbing

With over seven decades serving San Diego, ASI has built a reputation for honest plumbing service you can count on. You Can Trust the White Glove Guys.

Same-Day Plumbing Service

Plumbing emergencies can't wait. We offer same-day service with no extra charges for nights or weekends. Call us and a real person will answer—not a machine.

Licensed, Certified Plumbers

Our plumbers are fully licensed, insured, and background-checked. Every technician upholds our White Glove standard of care and professionalism.

Upfront, Honest Pricing

We provide a clear quote before any work begins. No hidden fees, no pressure—just honest recommendations based on what your home actually needs.

Guaranteed Workmanship

We stand behind every job with comprehensive warranties on parts and labor. If something isn't right, we'll make it right.

Advanced Leak Detection

Hidden leaks behind walls or under slab foundations waste water and damage your home long before they surface. Our plumbers use electronic and acoustic equipment to locate the exact source without tearing up floors or drywall, so repairs stay targeted, faster, and less disruptive to your household.

No Overtime Charges, Ever

Plumbing problems rarely happen at a convenient time. ASI charges the same flat rate whether your appointment falls on a weekday morning, a weekend, or a holiday evening. You never pay an after-hours premium, so you can call the moment you notice trouble instead of waiting and risking more damage.

Whole-Home Plumbing Expertise

From the water heater and main line to every fixture and drain, ASI services your entire plumbing system. Because one team knows your home, we spot related issues early, recommend practical fixes, and help San Diego homeowners stay ahead of hard water buildup and aging pipe problems.

ASI Hastings service truck
Customer Reviews

What Our Customers Say

Don't just take our word for it — hear from our satisfied San Diego customers.

S Scripps West Dental
Scripps West Dental 3 weeks ago
★★★★★
Manny Chavez, is an outstanding quality control employee who truly takes pride in his work. His attention to detail, professionalism, and dedication are unmatched. He consistently goes above and beyond to make sure everything is done correctly and efficiently. What stands out the most is how much he genuinely cares about his job and the quality of the work he delivers. Manny’s positive attitude, strong work ethic, and commitment to excellence make him an incredible asset to the team. It has been a pleasure working with someone so reliable and hardworking. We are especially grateful for how quickly Manny helped us during our AC emergency. His fast response, professionalism, and willingness to help made a huge difference for our office, and we truly appreciated his support during such a stressful situation. Thank you, ASI, for sending us your best employee. Manny has been absolutely amazing, and we truly appreciate all of his hard work and dedication.
M Michael Perez
Michael Perez in the last week
★★★★★
I recently had maintenance done on my AC and furnace by ASI, and I wanted to highlight the great experience I had—especially with the technician, Jesus. From start to finish, Jesus was extremely professional, thorough, and clearly very knowledgeable about his work. He took the time to carefully service and clean both the AC and furnace, making sure everything was running properly and efficiently. What really stood out to me was his attention to detail—he didn’t rush the job and even went the extra mile by cleaning the outside of the unit, which I truly appreciated. On top of that, his customer service was outstanding. He was friendly, respectful, and took the time to explain what he was doing, which gave me a lot of confidence in the work being performed. Overall, I’m very satisfied with the service and the level of care provided. I will definitely be using ASI again in the future and would highly recommend requesting Jesus if you want the job done right.
R Raymond Johnson
Raymond Johnson in the last week
★★★★★
After 21 years of faithful service our heater finally gave out. ASI came to the house and we went over a few options as to repair or replace. We elected the latter, and the very next morning ASI was on site with the new heater. Within 6 hours, Sebastian Garcia and his helper had the new heater installed. Sebastian spent some time explaining how to use the new thermostat, which is so much easier to use than the previous one. By the time they left the garage was clean and all the old stuff was carted away. A great job by an outstanding company. This morning I checked my old paperwork and found that the new heater and thermostat were only a couple of hundred dollars more than the ones I had purchased 21 years ago. ASI really offers good prices and great equipment. A special thanks to the service manager Joe Gondak for keeping in touch with the crew to insure there were no problems during the installation
FAQ

Plumbing Service Questions Answered

Yes! We offer same-day and emergency plumbing service throughout San Diego County. While we’re not a 24/7 service, we prioritize urgent calls and get to you as quickly as possible—with no extra charges for nights or weekends.

Common signs include unexplained increases in your water bill, the sound of running water when no fixtures are on, warm spots on the floor, damp carpeting, or cracks in your foundation. If you suspect a slab leak, call us for professional detection—catching it early prevents costly damage.

Generally, if your water heater is less than 10 years old and repair costs are under half the price of replacement, repair makes sense. If it’s older, leaking from the tank, or requiring frequent repairs, replacement is usually the better investment. We’ll give you an honest recommendation.

Yes. From simple faucet repairs to whole-house repiping, water heater installation, slab leak detection, drain cleaning, and water treatment systems—we handle it all. ASI is your one-call solution for residential plumbing in San Diego.

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Don't let a plumbing problem become a plumbing disaster. Our licensed White Glove plumbers are ready to help with fast, honest, and guaranteed service.

Same-Day & Emergency Service Nights and Weekends Never an Extra Charge
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