Water Heater Repair & Installation in Los Gatos, CA


★ 4.9 rating · 83 Google reviewsFamily-owned in Los Gatos since 1988CA Lic. 943556

Water heater out, leaking or running cold? We repair and replace tank and tankless water heaters across Los Gatos and the South Bay, often the same day you call.

Common Problems With Water Heaters

If you notice any of the following issues with your water heater, it’s time to call a professional plumber to diagnose the problem:

  • Water leaking from the top or bottom of of the water heater
  • Water temperature can’t be regulated by adjusting the thermostat
  • Water takes too long to reheat
  • Low water pressure
  • Water heater is making popping, hissing, banging, knocking, or other strange noises
  • Your water looks dirty or rusty
  • Your water has a bad odor
  • Pilot light or burner won’t light or keeps going out (applies to gas water heaters)

When you call Simply Green Plumbing, Sewer & Rooter about a water heater issue, we’ll send a trained technician to assess the problem and provide you with recommendations on remedying the situation. If repairs are needed, we will provide you with an estimate on the cost to do so. If we determine the issues cannot be fixed, or that it’s less costly in the long run to replace your water heater, we’ll advise you of options. 

When To Replace Your Water Heater

While some water heater issues, such as sediment buildup, can be taken care of relatively easily with routine maintenance and repairs, other problems might require complete replacement. The overall age and performance of your water heater will also play a role in determining whether you should have your system replaced.

You may want to consider replacement if your water heater:

  • Is more than 8 to 12 years old (depending on the manufacturer’s specifications)
  • Is not very efficient and you want to lower your energy expenses
  • There is corrosion or rust built up on or inside your water heater
  • Is leaking, since leaks in this piece of equipment cannot be repaired.

For water heater replacement, you have several choices. 

Each type has its pros and cons. Simply Green can provide you with criteria to weigh your options and decide on the type of water heater that’s right for you and your home. 

If you were satisfied with your old water heater’s performance, you may just want to replace it with the same or similar type. Manufacturers are always improving their water heaters, so even if you replace the broken one with a similar model, you’ll get more efficient performance.

Trust Our Team With Your Water Heater Service Needs

When your water heater goes out, fixing or replacing it on your own may not be the best solution. Hiring a professional to repair or replace your water heater ensures the job is done correctly and meets all local code requirements.

Whether you need to have your water heater flushed, replaced, or maintained, Simply Green Plumbing, Sewer & Rooter is ready to get the job done. We can come out for a comprehensive water heater checkup and determine your best course of action. Our plumbers are trustworthy, dependable, and committed to your complete satisfaction. We even guarantee it!

If you need water heater services in Los Gatos, Saratoga, Monte Sereno, Campbell, Cupertino, San Jose, Willow Glen, or the surrounding areas, Simply Green Plumbing, Sewer & Rooter can help. We offer a full range of water heater services, including installation and replacement, repairs, and routine maintenance. We can even help you upgrade your home with a tankless water heater for better performance and energy cost savings.

Tankless water heater installation with new copper water lines by Simply Green Plumbing
A tankless water heater install with new copper supply lines by our crew.
Water heater installed at a Saratoga home by Simply Green Plumbing
A water heater our crew installed at a Saratoga home.

From our Google reviews

“Great experience! Russell and his team were professional, arrived on time, and did a clean and efficient job installing my water heater. The entire process was clearly explained both before and during the installation, which made me feel confident and informed. …”
C K · 5-star Google review
“Russell and his team did a fantastic job installing the Flush System in my water heater and performing a periodic flush of the system. Great communication, prompt service, and great prices. Highly recommended.”
Liam O'Connor · 5-star Google review

Water Heater Service Built Around Los Gatos Homes

Simply Green Plumbing has been repairing and replacing water heaters in Los Gatos since 1988. Our shop is on Capri Drive, so when your shower runs cold or you find water pooling around the tank, we are a short drive away rather than a truck dispatched from the other side of the valley. We work on gas and electric water heaters, traditional storage tanks, and tankless systems, in homes from the Almond Grove district to the hills off Highway 9.

Hard Water Is Rough on Water Heaters Around Here

Much of the water in Los Gatos, Saratoga, and Monte Sereno is on the hard side, and water heaters feel it first. Minerals settle out of heated water and build a layer of sediment at the bottom of the tank. That layer makes the burner work harder, which is why an older unit starts rumbling or popping as it heats. It also eats into efficiency and shortens the life of the tank.

A yearly flush clears the sediment out before it hardens, and swapping a worn anode rod can add years to a tank that would otherwise rust from the inside. Tankless units are not immune either. Their heat exchangers scale up in hard water and need periodic descaling to keep flow and temperature steady. If your water heater has never been serviced, that is usually the most cost-effective call you can make.

Repair, Replacement, and Straight Answers

Not every problem means a new water heater. A failed thermocouple, a stuck gas valve, a tripped high-limit switch, or a leaking drain valve can all be repaired, often the same day. When a tank itself has corroded through, replacement is the honest answer, and we will tell you which situation you are in before any work starts. If a replacement makes sense, we will walk you through tank sizes, recovery rates, and whether a tankless unit fits how your household actually uses hot water. The right answer depends on your home, and we install both, so you get a recommendation instead of a sales pitch.

What to Expect When You Call

You will talk to a real person, and we will get you on the schedule quickly. A no-hot-water call in the morning is usually resolved the same day. Our technicians show up in a stocked truck, put on shoe covers, and lay down drop cloths before touching anything. On a replacement we drain and haul away the old unit, set and connect the new one, check for leaks, verify the temperature and pressure relief valve, and test everything before we leave. You get a walkthrough of the new unit and clear guidance on keeping it healthy, and your utility room ends up cleaner than we found it.

Serving Los Gatos and the Towns Next Door

Most of our water heater calls come from Los Gatos, Saratoga, Monte Sereno, and Campbell, and after nearly four decades in these neighborhoods we know the housing stock well. Homes from the fifties and sixties often have their water heater tucked in the garage on an older gas line and a worn shutoff valve, so we check both while we are there. Hillside properties off Highway 9 and in the 95033 area sometimes need a unit that handles lower water pressure gracefully. Newer remodels may have the heater in a tight interior closet where venting and clearances take real planning. Whatever your setup, we have almost certainly worked on one like it a few streets away.

Los Gatos homeowners have rated Simply Green Plumbing 4.9 stars across more than 80 Google reviews, and water heater work comes up in those reviews again and again. You can read them on our reviews page. We are family owned, local, and fully licensed and insured, CA License 943556. If your water heater is acting up, leaking, or simply past its prime, call (408) 358-6446 or send us a request through the form below and we will take it from there.

Frequently Asked Questions

Should I repair or replace my water heater?

If your water heater is under 8–10 years old and the problem is a part, like a thermostat, element or valve, repair usually makes sense. Past the 10-year mark, or if the tank itself is leaking, replacement is almost always the smarter money. We'll give you a straight recommendation either way.

Is a leaking water heater an emergency?

It can be. A slow drip from a fitting can wait for a scheduled visit; water pooling under the tank means the tank may be failing. Shut off the cold-water supply to the heater and give us a call at (408) 358-6446 and we'll tell you how urgent it really is.

Do you install tankless water heaters?

Yes. We install and service tankless systems throughout Los Gatos and the South Bay. They cost more up front but deliver endless hot water and typically last longer than tank units. We'll help you compare both options for your home.

How long does a water heater installation take?

A straightforward like-for-like replacement is typically done the same day. Upgrades that need new gas, venting or electrical work can take longer, and we'll tell you exactly what's involved before any work begins.

Customer Reviews

"


I called Simply Green Plumbing with both my bathrooms backing up in the shower. I spoke with Liz in the office who was very professional, polite , and informative giving me all the details necessary to...


Justin K.

"


Simply Green came out today to unclog my mainline!! Worst morning ever until I called them. The people on the phone are awesome,really helpful and consistent. The technician was SO professional and...


Liz M.

"


We had simply green came by to fix up our washer drainage clogged up problem. We are very pleased with Michael and Ross' service. They both are very courteous. They were on-time and patiently answered...


Randy F.

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  • Family-owned in Los Gatos since 1988
  • Licensed & insured · CA License 943556
  • 4.9★ rated on Google by your neighbors
  • Emergency service available 24/7

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Coupons & Specials

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Valid through Dec 31, 2030 

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Water Heater Repair

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