Granada Hills Water Heater Repair & Tankless Service

Water Heater Repair in Granada Hills: Tank, Tankless and Earthquake-Ready

Same-day repair and replacement from a licensed, family-owned plumber, strapped, permitted and priced in writing before we start.

  • Licensed CA #1067555
  • Bonded & Insured (incl. workers’ comp)
  • Family-Owned Since 1997
  • 5.0 ★ on Google (300+ reviews)

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Sound familiar?

If your Granada Hills water heater is acting up, here’s what we see most:

No hot water or not enough of it

A tankless unit showing error codes or losing flow

Rumbling or popping from the tank

Water around the base or a dripping relief valve

An older heater with loose or missing earthquake straps

Hot water that turns cold quickly, even when the tank is full

Get it handled today.

Granada Hills, earthquakes and your water heater

Granada Hills remembers January 17, 1994. The Northridge earthquake broke gas and water lines across the San Fernando Valley, and in Granada Hills a ruptured gas main on Balboa Boulevard caught fire in the middle of a flooded street. A water heater is a heavy tank of hot water sitting on a gas line, which is why California law requires every new or replacement heater to be strapped, and why we check the straps, the flexible gas connector and the shut-off on every job.

If you want an extra layer of protection, we also install automatic seismic gas shut-off valves that cut the gas to the house when a strong quake hits.

Most of Granada Hills is mid-century housing, from the ranch homes on its streets to landmark tracts like the Eichler homes of Balboa Highlands and the Knollwood area, sitting at the foot of the Santa Susana Mountains. Many of those houses are on their third or fourth water heater, and the gas connectors, vents and straps don’t always match current code. We bring them up to date as part of the replacement.

Your water comes from LADWP. Its published data for the San Fernando Valley shows about 103 to 108 mg/L of hardness on imported water and about 230 mg/L on average from Valley wells. The more well water in the blend, the faster scale builds in a tank or a tankless heat exchanger, so a regular flush or descale is cheap insurance.

water heater repair Granada Hills
Annual tankless water heater repair Granada Hills

Repair or replace? A straight answer

Most Granada Hills homeowners call us asking one thing: is it worth fixing? Here is how we decide, and we will tell you the same thing on site before you spend a dollar.

Most tanks in Granada Hills last 8 to 12 years. If yours is leaking from the body or giving rusty water, replace it, and make sure the new one is strapped correctly.

Usually worth repairing

  • Pilot won’t stay lit or the burner won’t fire (thermocouple, flame sensor or gas valve)
  • No hot water on an electric tank (element or thermostat)
  • A dripping temperature-and-pressure relief valve
  • Rumbling from sediment on a tank that is still in its middle years
  • Tankless error codes from scale, a dirty inlet screen or ignition faults

Usually time to replace

  • Water leaking from the tank body itself (not a fitting). A rusted-through tank can’t be patched
  • Rusty hot water from a tank past about 10 years old
  • Repeated repairs on the same unit within a year or two
  • Not enough hot water for the household you have now
  • An install that no longer meets code (missing strapping, bad venting, no drain pan where one is required)

Tank or tankless in Granada Hills?

Tank
Tankless

Upfront cost

Lower

Higher (gas line and venting often upgraded)

Earthquake

Must be double-strapped to the wall

Wall-mounted, no heavy stored water

Lifespan with care

About 8–12 years

Up to about 20 years

Maintenance

Flush and anode check

Descale on schedule, clean inlet screen

Already on tankless? Annual maintenance keeps it at full output.

What water heater repair and replacement cost in Granada Hills

You get a written price before any work starts. No bait-and-switch, no “we’ll see when we’re done.” To give you a realistic idea before you call:

Common repairs (thermocouple, igniter, gas valve, element, thermostat, relief valve) are usually a fraction of the cost of a new heater, and we quote them on the spot.

Replacing a standard tank or converting to tankless typically runs from about $1,200 to $4,500 or more. Where you land depends on tank size or tankless model, gas line and venting changes, the location of the heater, and the permit.

Permit, seismic strapping, code updates and haul-away of the old unit are included in the written quote, not added later.

What we do

Water Heater Repair

Pilot, burner, gas valve, elements, thermostats, relief valves and leaks at fittings. Diagnosed and quoted on the first visit.

Water Heater Replacement

Right-sized tank installed to code with strapping and permit, often the same day. Old unit hauled away.

Tankless Install & Repair

Tankless installation, repair and yearly maintenance (descaling, inlet screen, combustion check).

Flush, Descale & Anode Service

The cheapest way to add years to a tank or keep a tankless running at full output, and it protects your warranty.

Not sure what you need? We’ll diagnose it and give you options.

Installed to code in Granada Hills, permit included

A water heater is a gas appliance with a pressurized tank, so the install details matter as much as the unit. On every replacement we:

  • Strap the heater against earthquakes. California law (Health & Safety Code §19211) requires new and replacement water heaters to be braced, anchored or strapped.
  • Pipe the temperature-and-pressure relief valve to a safe discharge point and check the gas shut-off, flex connector and sediment trap.
  • Confirm the vent is sized and pitched correctly so exhaust leaves the house.
  • Pull the permit with the Los Angeles Department of Building and Safety (LADBS) and schedule the inspection. Granada Hills is part of the City of Los Angeles, and LADBS requires a permit for water heater replacement.
tankless water heater repair

Why Granada Hills chooses Advantage Plumbing & Rooter

We answer 24/7

Real people answer, day or night, weekends and holidays. Not a call center.

Written prices up front

You approve the price before we start.

Licensed, bonded & insured

CA License #1067555 (verify at cslb.ca.gov). Workers’ comp included.

Family-owned since 1997

27+ years. We compete with the national chains by doing it right.

Workmanship guarantee

We don’t leave until it’s working and you’re satisfied.

Same-day service

Call early and we’ll do everything we can to get your hot water back today.

How it works

01

Call or request online

We confirm your appointment within one hour.

02

We diagnose & quote

A licensed plumber finds the problem and gives you a written price.

03

We fix it, often same-day

Repair or replace, installed to code and guaranteed.

Service area

We serve all of Granada Hills, North and South, including Balboa Highlands and Knollwood, plus neighboring Mission Hills, Porter Ranch and Northridge.

Rated 5.0 ★ across 300+ reviews

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Tiffany Hsieh profile picture
Tiffany Hsieh
3 November 2026
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Our water heater was leaking and we made an emergency call to Steve on a Sunday afternoon, and he quickly made an appointment first thing on Monday morning. Frank came out and was absolutely wonderful. He came and quickly diagnosed the issue, and was out of the door in less and 2 hours. He was also extremely sweet to our young toddler - even giving us a heads up when turning on the water vacuum to make sure that my little guy could find a quiet place to hide. Super professional, great work, and reasonable prices - we couldn't ask for anything more. Thank you!!
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Ryan Novi profile picture
Ryan Novi
31 October 2026
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Frank has been helping with our plumbing issues for years. He's personable, great with young kids, and most importantly, does excellent work in a timely manner. Can't recommend him enough.
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carly kirkman profile picture
carly kirkman
30 October 2026
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Great service and quick response time. Highly recommend.
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Cheng Wen profile picture
Cheng Wen
27 October 2026
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I have always turned to Frank for our plumbing need since moving to South Pas. He has again and again proven himself to be a reliable and professional plumber. Communication with the new headquarters is easy, he showed up early, worked his magic, and we now have a fully functional shower!
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Get Geoff
27 October 2026
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If you only read one thing about this review, you should know that Steve follows up on calls/texts. Steve has always answered my calls (or texts), and arranged to provide service in a timely manner. This has not always been my experience with contractors. Steve stepped in when I had remedial foundation work going on at my house that required plumbing services. Previous home owners had made "penny-wise and pound-foolish" plumbing decisions that became apparent during the foundation rework. Steve's approach of taking pictures (and showing me live video) and explaining the circumstances made my decisions about plumbing service a near no-brainer. I also liked his sensible approach regarding materials vs long-term hassle: Maintainability, longevity, material cost, availability, resilience, etc. Steve is my go-to plumber. Update from 10/27/26: Needed a part replaced on my hot water heater. Frank from Advantage came to investigate it on the SAME DAY we called. He was friendly and helpful, telling us what needed to be fixed. Frank got the parts and repaired it quickly. It's still my go-to plumbing business!
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Cynthia Young
24 October 2026
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Steve Hutkins is fantastic—thorough, professional, and incredibly knowledgeable. He provided detailed estimates and excellent guidance, helping prepare our HOA for a major plumbing project. The company’s follow-up and clear instructions made the entire process much easier. Elizabeth in the office was equally wonderful. She was prompt, responsive, and ensured that our major drainage pipe replacement stayed on schedule and was completed as planned. The entire team was professional and completely transparent, keeping us informed and advising us every step of the way. Their communication, organization, and attention to detail were exceptional. I would absolutely work with this company again and highly recommend them to any HOA looking for a reliable, professional plumbing company!
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Diane Stokes profile picture
Diane Stokes
22 October 2026
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Frank got right to work unplugging a very stopped up drain pipe that serviced two condo units - mine and the one above me. He checked for outside clean-out valves and when the first tool he used to snake out the line couldn’t do the job he walked around the block to his truck to bring in a more powerful one. He explained everything he was about to do, answered all my questions and cleaned up a greasy mess afterwards. The price was reasonable. I would highly recommend Frank and Advantage Plumbing.
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Chris Blondal
21 October 2026
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Jose was great. He took his time and explained everything. Very polite and did a great job.
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Inge Seabo
17 October 2026
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Great job
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Richard Pepper profile picture
Richard Pepper
15 October 2026
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Amazing technicians, knowledgeable, incredible Office help
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Scott Hayashi
13 October 2026
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Excellent service and reasonable rates
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Bill Tom
8 October 2026
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Always professional. Thanks Albert and Warren.
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Alberto De Diego
8 October 2026
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Frank with Advantage Plumbing is really excellent. He’s been out to our house in South Pasadena a few times. He’s always on time, can come on short notice when needed, and is super professional and capable. Always gets things fixed quickly at a fair and reasonable rate. He’s also a super nice guy. Always asks about our dog, for example, who’s been having medical issues lately! Class act.
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Angelo Incardona profile picture
Angelo Incardona
7 October 2026
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Frank (the plumber) did a great job installing our tankless water heater. It was a tough job under the blazing heat conditions.
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Michele Hamburger profile picture
Michele Hamburger
3 October 2026
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Simply the best. I was able to reach someone at 10pm on Friday night and they arrived at 6am Saturday and fixed my water heater in 30 min. Trustworthy and skilled, highly recommend
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Ann Kochakji profile picture
Ann Kochakji
3 October 2026
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We've hired Advantage Plumbers for three jobs so far and are very happy with their work. Their prices are reasonable and the plumbers go out of their way to make sure the job is done right. They make suggestions when needed which is helpful and even pick up parts when necessary. We would especially like to acknowledge Victor and his assistant for fixing the leak in our outdoor pipes.
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Mihran Asatourian profile picture
Mihran Asatourian
2 October 2026
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Great company. Called them for a leak under kitchen sink (cat stood on pipe and the weight separated the connections). They offered to send someone same-day, but I opted for next morning instead. I love that they use a one hour appointment window, instead of 3-5 hours like other companies. Technician, Victor, arrived right on time, explained the issue to me and pointed out a couple other problems, fixed everything and tested everything thoroughly before leaving. I told him about the cat and he made sure to "cat proof" the connections. Like I said, great company, don't hesitate to use them.
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Mark J profile picture
Mark J
1 October 2026
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Frank has done work at my properties for ages. He's always been congenial, forthright, and honest with me, even erring on the side of caution when necessary because he knows that doing a job right is the utmost importance.
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Abira Ali profile picture
Abira Ali
1 October 2026
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We had Advantage plumber Frank come over to flush our tankless hot water system. He was very efficient, friendly and got everything done and operating- no fuss- no muss- so nice to have hot water. Thanks Frank!
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Andrew Sanesi profile picture
Andrew Sanesi
30 September 2026
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Water heater repair Granada Hills FAQs

Yes. California Health & Safety Code §19211 requires new and replacement water heaters to be braced, anchored or strapped. We check and correct the strapping on every job.

Yes. Annual maintenance includes descaling the heat exchanger, cleaning the inlet screen and checking combustion. It keeps the unit at full output and protects the warranty.

Most replacements run roughly $1,200 to $4,500 or more, depending on the heater, gas and venting work, and the permit. You get a written price before we start.

Yes. Granada Hills is in the City of Los Angeles, and LADBS requires a plumbing permit to replace a gas water heater. We pull it and handle the inspection.

It’s worth considering in the Valley. An automatic valve shuts off gas to the house during a strong earthquake. We can install one when we replace your water heater or as a separate job.

Yes. California License #1067555, bonded and fully insured, including workers’ comp.

Get Your Hot Water Back Today

Free estimate, confirmed within one hour. Licensed Granada Hills water heater repair and replacement since 1997.

Get A Free Estimate

CONFIRMED WITHIN ONE HOUR

Advantage Plumbing & Rooter Booking Form_Updated

🔒No obligation. Confirmed within one hour. Never shared.