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24/7 Emergency Service

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Waltham, MA Water Heater Repair

Whether you need emergency repair or advice on minor issues, GEM can help!

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Restore Hot Water to Your Waltham Home

When hot water disappears, everything becomes harder. Freezing showers. Greasy dishes. Laundry piling up. You need a plumber who diagnoses accurately and repairs correctly.

GEM Plumbing & Heating Services, LLC’s licensed, local technicians deliver expert water heater repair in Waltham, MA, restoring comfort with same-day response, honest pricing, and skilled workmanship. Whether your unit is dripping, rumbling, or failing to heat, we’ll identify the issue and restore hot water safely and efficiently.

(833) 222-2953

24/7 Emergency Water Heater Repair in Waltham

Water heater emergencies strike without notice. A 3 a.m. flood or holiday breakdown demands immediate attention.

GEM provides true 24/7 emergency water heater repair in Waltham for urgent situations. Leaking tanks, total hot water loss, or gas odors require fast action. Our emergency team works nights, weekends, and holidays with fully equipped trucks. Call GEM any time for emergency water heater service in Waltham.

(833) 222-2953

Serving Waltham Homeowners Since 1949

GEM isn’t a faraway franchise. We’re a New England company serving local families for over 75 years.

Our technicians live in communities like Warrendale and South Side. We understand plumbing challenges Waltham homes face, from hard water damaging elements to aging equipment in older buildings. When you call GEM for water heater repair in Waltham, you get technicians who know this area and treat customers like neighbors.

75

Years in Business

700

Skilled employees

24/7

Emergency Service

500

Trucks on the Road

Call (833) 222-2953 to schedule service.

Questions?

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(833) 222-2953

GEM’s Approach to Water Heater Repair

Getting your water heater fixed shouldn’t create additional anxiety.

When hot water fails, you need a predictable solution. At GEM, repairs are simple and straightforward. Here’s our process:

When you reach out, our team sends a Waltham-area plumber who arrives quickly. We inspect your tank, elements, thermostat, valves, and safety systems.

You receive a clear explanation of the problem and sensible options for repair or replacement.

From fixing leaks to replacing elements, most work finishes in a single visit.

Before leaving, we confirm your water heater runs safely and efficiently.

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Indicators Your Water Heater Needs Service

Tank water heaters typically signal trouble before total failure. Catching these warnings early prevents bigger problems.

Contact GEM if you notice these symptoms.

A failing element causes water to deplete faster than usual or fail to heat properly. Waltham homes with multiple bathrooms notice this first.

Even minor leaks cause rust and damage if ignored. Many Waltham homes store water heaters where leaks go unnoticed until significant damage occurs.

Crackling, popping, or rumbling indicates sediment accumulation. Waltham’s water accelerates mineral buildup inside tanks, requiring regular service.

Discolored water signals internal corrosion or anode rod deterioration. Without attention, this leads to tank failure.

Water swinging between hot and cold indicates thermostat or element problems. This frequently affects older Waltham water heaters.

Waltham homeowners often see increased utility costs when water heaters struggle. Sediment, worn parts, or age force systems to overwork. Our technicians diagnose the cause and restore efficiency.

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(833) 222-2953

Don’t Trust Your Home & Family to Just Anyone.

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(833) 222-2953

GEM Is Waltham’s Dependable Plumbing Team

When your water heater breaks, you want assurance the repair will be done right. GEM delivers exactly that.

For over 75 years, Waltham homeowners have trusted GEM for honest, quality plumbing backed by local expertise. Our team treats every home with respect, arriving punctually, explaining clearly, and working safely.

With 500+ trucks and 700 employees, we often reach your Waltham home the same day you call.

You know the cost before work starts, and you always pay a fair rate.

Our Waltham plumbers hold full licensing and training to repair all tank water heater brands.

We arrive on schedule, protect your property, and clean up before leaving.

Book online anytime or call our local team for fast assistance.

What Our Customers Are Saying

100% Satisfaction Guarantee

4.6
Based on 8763 reviews
review us on
Charlene Heffernan
Can’t say enough good things about Gem Plumbing and Thomas in particular. I easily got a came day appointment, Thomas the tech was here in the agreed upon window, provided 2 alternative estimates and once we selected, he completed the job right away – no need to make another appointment and come back another day. Great work, and even better service!
Ann Marie
Chris A diagnosed my tankless water heater problem and repaired it quickly and efficiently. He answered all my questions with clear answers and was very helpful in alleviating any of my concerns. He gave excellent service!
Carl CarlK
Fast and knowledgeable service technicians.
Judy Nazzaro
William and Mark were excellent! They explained everything that they were doing and included us through the whole process. Would recommend them highly.
leonard tessier
Very prompt and professional service!
Karen M
The service provided by Mark and his partner was incredible. They took the time to explain all details of the situation and even helped make a call to a remediation company. They cleaned up after themselves and were very easy to discuss the repair process with.
Katie Terricciano
Always a pleasure, professional expert service. Solving any problem simple or difficult!
Carolyn Yunes
Came even late at night to make sure we had working air conditioning
Nancy Kelley
Excellent, prompt , knowledgeable professional , and so pleasant!!! We Will definitely be using Gem again!!!!
Jim Fisher
The team that installed the unit (Luis Herrera Mezquita Et al) was very professional and explained things thoroughly. I would highly recommend them.
Michael Jovin
Great customer service and understanding with us, and answered all our questions.
A Philip
Knowledgeable technician attended to services thoroughly and had answers to all questions. Also helped with moving some furniture to ensure he could have enough working space. Very well done!
Kim Cooper
Fast service, clean work and AWESOME service guys!!!
Laurie Morin
My toilet stopped working this morning. I called Gem Plumbing at around 12:30pm and with an hour or so Nicole Tradd Technician was at my door. She did a fabulous job removing and replacing my toilet. She was very pleasant and friendly from start to finish! Great customer service all around!
Nicole Oksanish
Ricky from GEM was awesome. Second time he has taken care of something for us over the years !!!
Joe Keenan
Outstanding service!
CarolM
Anthony was exceptional. He explained everything to me prior to repair. Repaired everything carefully and neatly done. Cleaned everything when done. GREAT JOB!!
Jim Hillman
Very thorough, efficient and courteous! Chris was extremely professional in completing my AC system maintenance. Thank you for a great job!
Karen N
. GEM came for heat pump ac semi annual maintenance
As always very pleased to have GEM for all of my plumbing and electrical needs!
Thank you GEM
Steve Barney
Was very impressed with Gems
Tech who was able to repair our AC units during our first real heat wave.
Hope to do business with Gem at our new home soon
Vicky Rawlinson
Thomas from GEM came out today for my annual air-conditioning service, and I couldn’t be more impressed. He performed a thorough inspection, topped off all the necessary fluids, checked and adjusted my filters, and made sure everything was running smoothly and efficiently.

What really went above and beyond was that he noticed a hornets’ nest growing next to my air-conditioning unit and took care of it for me on the spot. That was something I hadn’t even realized needed attention, and it saved me from a potentially unpleasant surprise later on!

Thomas was professional, knowledgeable, and incredibly helpful throughout the entire visit. It’s rare to find someone who pays such close attention to the details and takes such pride in their work. GEM is fortunate to have him on their team. Thank you, Thomas, for the outstanding service!
Deirdre Almeida
Technicians were highly qualified. Very knowledgeable and professional. Respectful towards me and my home. Completed installation with in timeframe and cleaned up the areas they worked in. My issue is with whoever issued the system’s equipment. After 6 hours of working the technicians discovered they had been given the wrong system until! Resulting in them having to return for another 6 hour work day! This resulted in an additional day of inconvenience for myself and my family. No one from the Gem administration/management team has contacted me to apologize or offer reconciliation. I am happy with the product and the performance of the technical staff. But not with the treatment from management.
Chrysa Pierce
We had a tree branch fall and take out all of our electric equipment. GEM answered immediately and got someone out quickly. Mike Alberto got the job done quickly and explained everything as he went along. Great job!
Imran P
I would recommend Corey Mayo for his expertise and would love to take his service again when needed
Matthew Parfitt
Above and beyond. John was extremely helpful.

What Working With GEM Looks Like

From Warrendale to Waltham Center, homeowners trust GEM because we make water heater repair straightforward.

Calling an unfamiliar plumber can feel uncertain. GEM eliminates that concern with transparent service throughout.

Every technician entering your Waltham home has cleared thorough background checks and maintains current certifications.

Our plumbers describe problems, show issues when possible, and answer questions before beginning work.

We offer appointment windows that accommodate your life. Need early or late times? We make it work when possible.

Our water heater repairs in Waltham include written warranty protection. If something’s wrong afterward, we return and fix it.

GEM Plumbing Heating Cooling u0026 Electrical service truck exterior

(833) 222-2953

Call (833) 222-2953 to schedule service.

Questions?

customer and technician interaction

The Home Comfort Club

Service plan starting at

$49.99 /mo

All Service Plans

Prevent Issues with GEM’s Home Comfort Club

Remove uncertainty from home maintenance with GEM’s Home Comfort Club. This membership keeps your heating, cooling, plumbing, and electrical systems running optimally.

As a member, you receive priority scheduling, exclusive discounts, and annual tune-ups that catch small issues before emergencies. It’s the simplest way to protect comfort and save money.

Other Water Heater Services You May Need

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Book Water Heater Repair in Waltham Now

Cold showers and tepid water don’t need to disrupt your routine. GEM’s Waltham water heater repair team diagnoses problems and restores hot water quickly. From element failures to leaking tanks, we handle everything with same-day service and upfront pricing. Call GEM or book online to schedule repair today.

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We’re Here to Help!

Quality, Friendly Service in Southern New England

(833) 222-2953

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Waltham Water Heater Repair Questions

Is repair or replacement the better option?

Age and condition guide this choice. Water heaters under 10 years with isolated issues typically warrant repair. Units past 12 years, especially with leaks or corrosion, often make replacement smarter. GEM’s plumbers assess your situation and offer honest recommendations.

Does GEM work on all water heater brands?

Yes. Our Waltham team repairs all major brands of traditional tank water heaters. Electric or gas, our licensed plumbers diagnose quickly and restore hot water.

What causes complete hot water failure?

Total failure usually stems from element burnout, thermostat malfunction, sediment blockage, or power issues. GEM technicians identify the cause and restore operation.

What makes my water heater rumble?

Sediment at the tank bottom creates rumbling during heating. Minerals accumulate over time, trapping heat and causing uneven boiling. Regular maintenance prevents this.

My water heater leaks – what now?

Shut the supply valve above the tank first, then cut power at the breaker or gas valve. Call GEM immediately. Leaks indicate loose fittings or tank failure. Our team offers same-day Waltham service and recommends the best solution.