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Water Heater Repair

Seattle Water Heater Repairs

Trusted Water Heater Repairs in 
Western Washington

A broken water heater can disrupt your entire day—no hot showers, no clean dishes, just frustration. Homeowners in Seattle and the Western Washington region have trusted Brennan Heating, Air Conditioning, Plumbing, and Electrical for fast, reliable water heater repairs since 1987. From Kent to Kirkland, we’re here to get things running smoothly again. 

Our skilled technicians quickly identify the issue and provide effective solutions, working efficiently and  treating your home with care. 

Don’t let a malfunctioning water heater take over your day. Call Brennan Heating, Air Conditioning, Plumbing, and Electrical now at (206) 222-7674 to schedule water heater repair in Seattle!

Comprehensive Water Heater Diagnostic & Repair Process

When Brennan’s technicians arrive at your Seattle home, they perform a complete system evaluation to pinpoint the exact cause of your water heater issues. A typical diagnostic may include:

  • Testing heating elements and ignition components
  • Checking for sediment buildup or mineral scaling
  • Inspecting thermostats, wiring, and safety valves
  • Assessing tank integrity for leaks or corrosion
  • Confirming proper water pressure and temperature regulation
  • Reviewing the unit’s age, efficiency, and overall condition

After the inspection, you receive clear recommendations, honest repair options, and guidance tailored to your home’s needs.

Common Water Heater Problems in Western Washington Homes

Water heaters in Seattle homes, including those in nearby areas like Renton, can encounter a range of issues. 

Common problems include:

  • Lack of hot water or inconsistent water temperature.
  • Unusual noises, such as rumbling or popping sounds from the tank.
  • Leaks, ranging from small drips to significant pooling around the unit.
  • Sediment buildup, which can reduce efficiency and cause performance issues.
  • Corrosion or rust inside the tank, leading to discolored water.
  • Failing components, such as heating elements or thermostats.

Whatever the problem, the team at Brennan Heating, Air Conditioning, Plumbing, and Electrical has extensive experience identifying and resolving water heater issues to restore reliable performance.

Why Is My Water Heater Producing Little or No Hot Water?

Homeowners in Seattle often struggle with inconsistent or insufficient hot water. These issues may be caused by:

  • Burned-out heating elements
  • Thermostat failure or miscalibration
  • Sediment buildup reducing tank capacity
  • Gas supply or electrical connectivity problems
  • Worn components such as dip tubes, valves, or sensors

Brennan Heating and Air Conditioning quickly identifies these problems and performs targeted repairs to restore steady, reliable hot water.

The Importance of Quick Water Heater Repairs in Western Washington

Fixing water heater issues early can help you avoid bigger problems and unexpected expenses later. 

Seemingly minor concerns like strange noises, inconsistent water temperatures, or minor leaks can quickly turn into issues that require significant repairs or even full system replacements, causing water damage, higher energy bills, or even a complete system breakdown. 

Acting promptly can help you keep your water heater running smoothly and efficiently. Addressing these problems early also increases the lifespan of your water heater and saves you the stress and cost of an unexpected replacement. 

Beyond saving money, timely repairs help reduce safety risks like electrical hazards or water damage. 

Staying proactive protects your home’s systems and provides long-term peace of mind!

Do I Need to Replace My Water Heater?

While we strive to fix your water heater whenever possible, there are times when replacing it may be a smarter long-term choice. If your unit is old, has frequent issues, or the repair cost is close to the price of a new one, upgrading to a new water heater could save you more in the long run. 

Our team can guide you through options for modern, energy-efficient water heaters, including tankless models that could help reduce your energy bills. We provide free estimates for new installations and can discuss financing options to fit your budget. 

At Brennan Heating, Air Conditioning, Plumbing, and Electrical, we’re committed to offering honest advice to help you make the best decision for your home, whether you’re in Bremerton, Mill Creek, or anywhere in between. Call (206) 222-7674 or contact us online to schedule a free estimate for our Seattle water heater repair service.

    Punctual, Skilled, & Professional
    “I highly recommend working with Brennan. Their team maintained a high level of professionalism during the installation of my HVAC system. They were punctual, skilled at what they did, and conducted themselves with professionalism.”
    - Nicky E.
    Outstanding!
    “The service was extremely professional, courteous, respectful, and knowledgeable. We loved Dakota & Brian!”
    - Lloyd N.
    Two Thumbs Up!
    “Bryan and Michael arrived early as I requested and worked hard to clean the furnace vents, returns and ductwork including the dryer vent. Our daughter had recently used Brennan and recommended the company. I am very happy with the results. I felt the price”
    - Janie H.
    Brennan Means Quality
    “Detail-oriented and their technicians spend time teaching you the system. I also can’t believe they also came back the next day to caulk a tiny hole they made. You get quality with Brennan.”
    - Marcin N.
    5 Stars
    “The install team was great. They were all experienced and really enjoyed their jobs, and it showed. I love our new Carrier 38MURA hvac system already, and it's not even hot out yet.”
    - Melissa R.
    Brennan Was Our Savior!
    “Extremely fast service even after our major windstorm! Vincent arrived and verified our generator hookup was working properly and professionally explained our setup and how to properly cut over power to our generator while our power was out.”
    - Mike S.
    Always Happy With The Service From Brennan
    “We had Dakota out yesterday for routine maintenance, and he was excellent. We run our heat and ac often. I feel confident knowing Brennan sends out great service to help us and to keep it running well.”
    - Nichol L.
    Great service!
    “The technician arrived first thing in the morning. Dakota was friendly, knowledgeable, and repaired our air conditioning system within an hour. He explained in detail what the problem was and answered our questions well.”
    - Barbel G.
    • Smarter, Safer, & More Efficient
      From high-efficiency HVAC installs to LED lighting upgrades and surge protection, we’re here to improve the way your home feels—and functions—year-round.
    • Award-Winning Care
      Multi-year Angie’s List Super Service Award winner with an A+ BBB rating, Brennan is Seattle’s trusted partner for top-tier heating, cooling, and electrical services.
    • Integrity Meets Innovation
      From certified energy consultants to licensed electricians, our team brings you forward-thinking solutions backed by time-tested values of honesty, reliability, and expert care.
    • Trusted Since 1987
      With decades of experience and thousands of satisfied customers, Brennan delivers worry-free heating, cooling, and electrical solutions with service you can count on.
    Your Comfort is Our Commitment

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