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Water heater technician arriving for same-day water heater service in San Ramon
★★★★★

"Mike showed up the same day and had our water heater replaced in a few hours. Pricing was upfront, no surprises. Would absolutely call him again."

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San Ramon Water Heater Repair & Installation

Same-Day Water Heater Service Throughout San Ramon

Need water heater repair in San Ramon? I can usually be there the same day you call. I'm Mike, a master plumber who has specialized exclusively in water heater repair, replacement, and installation since 2017. From emergency repairs in Windermere to new tankless installations in The Bridges, I provide water heater service throughout San Ramon and the surrounding area.

★★★★★

"Mike showed up the same day and had our water heater replaced in a few hours. Pricing was upfront, no surprises. Would absolutely call him again."

See all reviews ↓
How does hard water affect water heaters in San Ramon?

Our San Ramon Water Heater Services

Water heater repair technician diagnosing a water heater problem in San Ramon

Water Heater Repair

I repair all water heater brands, fuel types, and configurations. Most water heater repairs can be completed the same day. After taking a look at your water heater, I'll explain what's wrong, what it will cost to repair, and whether I think it makes sense to fix it or put that money toward a new unit instead.

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Professional water heater installation in San Ramon with new commercial-grade unit

Water Heater Installation

I install both tank and tankless water heaters, including customer-supplied units purchased from Home Depot, Lowe's, and other retailers. I'll make sure all water, gas, venting, and electrical connections are completed properly and that the system is operating correctly before I leave. Most installations can be completed the same day, and all labor is backed by a warranty.

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Removing an old water heater and installing a new commercial-grade unit in San Ramon

Water Heater Replacement

I replace both tank and tankless water heaters and install commercial-grade models built to provide years of reliable service. If your water heater is leaking, more than 10 years old, or needs an expensive repair, replacing the unit is often the better long-term investment. I'll help you choose the right size water heater for your household, recommend quality models, and find an option that fits your budget.

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Technician servicing a Navien tankless water heater system in San Ramon

Tankless Water Heater Service

I install, repair, and maintain tankless water heaters for both residential and commercial customers. Tankless systems provide continuous hot water, take up less space than traditional tanks, and can be an excellent option for larger San Ramon homes with higher hot water demands. I install Navien tankless systems and service all major brands.

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Emergency water heater repair technician stopping a leaking water heater in San Ramon

Emergency Water Heater Service

When you have a water heater emergency, give me a call. I'm Mike, and emergency service calls always receive top priority. I'll rearrange my schedule and get there as quickly as possible, often within a few hours. Once I arrive, I'll assess the situation — whether it's a water leak, gas issue, or complete failure — and get it resolved.

Call Now: (925) 338-9333
From the Owner

How I Work in San Ramon

Most of the water heaters I service in San Ramon are located in the garage and are typically 50 to 75 gallon units. The homes here are generally newer than what I see in Concord or Walnut Creek, so I'm not dealing with aging plumbing systems as often. What I do see are water heaters that have simply reached the end of their service life, usually showing up as a leak or a sudden loss of hot water.

San Ramon also has very hard water. Over time, calcium and mineral buildup can reduce the life of a water heater, wear out components, and create efficiency problems that many homeowners don't realize are happening. It's one of the biggest factors affecting water heater longevity in this area.

A lot of San Ramon homeowners ask me about tankless water heaters. For larger homes with multiple bathrooms, a properly sized tankless system can be an excellent long-term solution. I install Navien tankless water heaters because they perform well in hard water conditions and have proven to be reliable over the years.

Mike
Water heater repair near me — specialist evaluating a residential water heater in San Ramon
Owner-operated San Ramon

What San Ramon Homeowners Ask Me Most Often

Answers based on years of water heater work throughout San Ramon neighborhoods.

What causes most water heater failures in San Ramon?

San Ramon has hard water, and that's the root cause of most of the failures I see. Calcium and mineral deposits build up inside the tank over time, reducing heating efficiency and accelerating wear on internal components. Combined with normal age, that buildup is what leads to leaks, failed heating elements, gas valve problems, and reduced hot water output.

Most of the units I replace out here have simply aged out, usually between 10 and 15 years. The hard water just speeds up the process.

What size water heater do I need for my San Ramon home?

Before I recommend a size, I ask a few simple questions. How many people live in the home? How often are showers being used? Are multiple showers running at the same time? Those answers tell me far more than square footage or the number of bathrooms.

Most San Ramon homes I service have larger families with higher hot water demands, and I often find the existing unit was undersized to begin with. If you're running out of hot water or waiting on the tank to recover, that's usually the first sign something needs to change.

Is a tankless water heater a good fit for San Ramon homes?

For many San Ramon homeowners, yes. Tankless systems provide continuous hot water, take up significantly less space, and last longer than traditional tank units. Because San Ramon has hard water, filtration matters.

I install Navien tankless systems, which are built to handle hard water conditions and include a filter designed to last up to 10 years. The units themselves last well beyond that, making them a strong long-term investment for larger San Ramon homes.

How much does water heater replacement cost in San Ramon?

Complete replacement pricing includes the unit, installation, labor, all materials, and hauling away the old tank. Most San Ramon homeowners choose one of the following:

50-gallon electric unit — $2,187 complete

75-gallon electric unit — $3,487 complete

Navien tankless system — $5,500 complete

Permits are additional if required. Each job is different — some require additional work if we encounter venting complications or electrical modifications. I provide a written estimate before any work begins so you know exactly what to expect.

How quickly can you reach San Ramon for emergency service?

San Ramon is part of my regular service area and emergency calls always receive top priority. If your water heater is leaking, flooding the garage, you smell gas, or you've completely lost hot water, give me a call right away. I'll rearrange my schedule and get there as quickly as possible, often within a few hours. For standard service calls, most can be handled the same day.

Not sure if your situation is an emergency? Give me a call and I'll help you figure out how quickly it needs to be addressed.

Reviews From Satisfied San Ramon Customers

"We had Mike and Angelo install our new Navien tankless water heater on a Sunday, and they didn't charge us extra. They were knowledgeable, professional, and thorough — explained everything, installed all new fittings and venting, and left everything cleaner than when they arrived. I'm getting hot water upstairs and downstairs now. Would absolutely recommend them."

- Amelia T., Canyon Lakes

"Angelo and Mike showed up within 20 minutes of my call. They were courteous, knowledgeable, and had us back up and running in no time. They walked us through helpful maintenance tips while they worked and patiently answered every question we had. Friendly, fast, and professional — this is my go-to company for any plumbing need and I will not use anyone else."

- Lucas P., Windermere

"Our water heater broke down and Mike was booked solid for the next 3 days. Thankfully, he found a way to squeeze us in on the same day anyway. He found the problem immediately, walked us through some options with upfront pricing, and had everything installed and running within hours. Concord Water Heater Service is the only company I'll call for plumbing needs going forward."

- Daniel M., Bollinger Hills

San Ramon homeowners have been trusting us with their water heaters since 2017. Had a great experience? We'd love to hear from you.

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Recent Water Heater Installations in San Ramon

Installing a 50-gallon electric water heater during a replacement project in San Ramon

50 Gallon Electric Installation — Windermere

A customer called about a leaking twelve-year-old water heater that was leaking from the bottom, which is a clear sign that the tank itself had failed. The water heater was in the garage, which made for a straightforward swap. I then installed a commercial-grade 50-gallon electric unit for them the same day. The new tank I installed has thicker walls, which means a longer service life than the retail model I replaced. Now the customer has reliable hot water and a warranty that will actually cover them if something goes wrong.

Installing a 75-gallon electric water heater for a growing family in San Ramon

75 Gallon Electric Replacement — Gale Ranch

A family of six in Gale Ranch had been running out of hot water during the morning rush for years. Their current 50-gallon unit was too small for the household and had been running continuously to meet demand. After asking a few questions about their daily usage, it was clear they needed a larger unit. I replaced it with a commercial-grade 75-gallon electric water heater the same day. Morning showers are no longer a scheduling problem.

Navien tankless water heater installation completed at a home in San Ramon

Navien Tankless Installation — The Bridges

A homeowner in The Bridges wanted to upgrade from a tank unit and had heard that tankless systems were a good fit for larger homes. Given San Ramon's hard water, I recommended the Navien system for its ability to handle mineral buildup. The installation featured the 10-year hard water filter, designed to protect the unit and considerably prolong its lifespan. They now enjoy a constant supply of hot water and a system built to surpass the durability of any tank-based unit.

Our San Ramon Service Area

I provide water heater repair, replacement, and installation throughout San Ramon. Whether you're in a newer planned community or an established neighborhood, I can typically reach you the same day you call.

  • Windermere & Gale Ranch
  • Twin Creeks
  • Bollinger Hills
  • Montevideo & Alcosta Heights
  • Rancho Ramon
  • Norris Canyon Estates
  • The Bridges
  • Canyon Lakes & South Canyon Hills
  • Country View
  • Davona / Broadmoor / Central San Ramon
  • Deerwood & Cambrio
  • East Hampton & Ponderosa Village
  • Heritage
  • Newcastle
  • Portola
  • Royal Vista Golf Course Area
  • The Orchards & Henry Ranch
  • Vista Pointe / Echo Ridge / Fleur de Monte
  • Westside
  • Alta Mira & Trevari
  • Bent Creek & The Hills
  • Canyon Crest
  • Deer Ridge / Vista San Ramon / Royal Ridge
  • Inverness Park
  • Terrazzo
  • The Preserve
  • Thomas Ranch
  • Old Ranch Estates & Summit
  • West San Ramon Hills

San Ramon's newer neighborhoods — from Bishop Ranch to Dougherty Valley — tend to have larger homes with higher hot water demands. I'm familiar with the water heater setups common throughout the city and can get to you quickly from our Concord location. Most service calls are handled the same day, and emergency calls always receive top priority. If you're not sure whether your situation needs immediate attention, give me a call and I'll help you figure it out.

You've seen how I work. If you're in San Ramon and need help, here's what to do next.

If your water heater has stopped working, is leaking, or you're planning a replacement, I will come out, evaluate the system, and explain exactly what needs to be done. You will get clear recommendations and work completed to California code.

Repairs, full replacements, and emergency calls are handled directly by me. You will know the plan before any work begins. I'm based in Concord and handle water heater service throughout San Ramon.

Same Day Service Licensed & Insured Upfront Pricing Warranty Included

Serving San Ramon from our Concord location since 2017

Address

Concord Water Heater Service
1015 Shary Cir #11
Concord, CA 94518


Contacts

Email: [email protected]
Phone: 925-338-9333

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