Gas Water Heater Replacement in Seattle, WA
When your gas water heater fails in Seattle, WA, count on FHN Plumbing for prompt and professional replacement.
- Fast, Reliable Service
- Upfront Pricing
- Gas Leak Testing Every Job
- Locally Owned Business
Cold Showers End Today. Replace Your Gas Water Heater in Seattle, WA.
Our team at FHN Plumbing is ready to install your energy-efficient new gas water heater.
Trusted Gas Water Heater Replacement for Seattle, WA Households
FHN Plumbing specializes in safe and efficient gas water heater replacement for homes across Seattle, WA. We understand the demands placed on Washington plumbing systems, from mineral buildup to the seasonal temperature shifts that can affect your unit's lifespan.
Our expertise includes:
- Confirming proper combustion and safety controls.
- Atmospheric, power vent and direct vent gas tank installs
- Drain pan, T&P discharge line and seismic strap upgrades

Additional Plumbing Replacement Services in Seattle, WA
When repairs are no longer enough, our replacement services in Seattle, WA deliver modern, efficient equipment installed right.

Customers
Why Choose FHN Plumbing for Gas Water Heater Replacement in Seattle, WA?
Choosing FHN Plumbing for your gas water heater replacement means choosing peace of mind. We prioritize safety and efficiency, so your new unit operates the way it should.
- Local Expertise, FHN Plumbing understands the plumbing challenges in Seattle, from mineral buildup in the tank to settling foundations that can affect gas lines.
- Safety First, Gas appliances require careful handling, and our technicians are rigorously trained in all safety protocols and code requirements for gas water heater installation.
- Code Upgrades, We bring straps, venting, drain pans and relief lines up to current code during the swap.
Citywide Coverage
FHN Plumbing serves every neighborhood in Seattle for gas water heater replacement. Whether you are in an older part of town or a newer development, our team is equipped to reach you quickly.
Experienced Team
Our plumbers replace gas water heaters every week and know the venting and gas piping details that trip up less experienced installers. They spot failing gas valves, back-drafting flues and missing expansion tanks right away.
Safety-First Approach
We follow local plumbing and fuel gas code for venting, clearances, seismic strapping where required and relief valve discharge. We pull permits where required and leave the installation ready for inspection.
Trusted Certified Seattle Plumbing Services Professionals
At FHN Plumbing, we take pride in providing licensed, certified plumbing services throughout Seattle, WA. Backed by recognized industry credentials, our experienced plumbers combine technical skill with genuine customer care. Whether it is repair, installation, or maintenance, we follow strict safety and quality standards to deliver long-lasting results you can trust.
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PHCC Plumbing Contractor Recognition
Better Business Bureau (BBB) Accreditation
Angi Certified Pro
ISO 9001 Quality Management CertificationProfessional Gas Water Heater Replacement Services in Seattle, WA
Rheem and A.O. Smith Gas Water Heater Replacement in Seattle, WA
We install and replace Rheem and A.O. Smith gas water heaters throughout Seattle, WA. These brands are industry leaders, offering a wide selection of efficient and long-lasting models. Our technicians are factory-trained on the latest technologies from Rheem and A.O. Smith. That means a proper setup that maximizes your new water heater's performance and lifespan.

High-Efficiency Gas Water Heater Upgrades in Seattle, WA
Considering an upgrade? FHN Plumbing offers high-efficiency gas water heater replacement options in Seattle, WA that can noticeably reduce your energy bills. These units often feature improved insulation and combustion technology. We will help you choose the right model based on your home's layout, existing gas line capacity and hot water usage. The goal is to maximize your savings and comfort without giving up performance.
Standard Gas Water Heater Replacement in Seattle
Most homes in Seattle use a conventional tank-style gas water heater. We expertly remove your old unit, inspect the existing gas and water lines, and install a new, energy-efficient model. Our service includes proper venting setup and confirming all connections are leak-free and secure. We work with various tank sizes to match your household's hot water demand, optimizing efficiency and longevity in your local climate.
Gas to Gas Brand Matching in Seattle, WA
Bradford White, Rheem and A.O. Smith each offer tanks with different warranty lengths, anode materials and burner designs. We explain the differences in plain terms so you know what you are paying for. Some models offer self-cleaning dip tubes that help with sediment in hard water. Others include powered anodes that resist corrosion longer. We help you choose based on your budget and how long you plan to stay in the home.
Large Capacity 75 Gallon Gas Heaters in Seattle, WA
Big families, soaking tubs and multiple showers running at once often need a 75 gallon tank or a high-recovery 50 gallon model. These heaters use larger burners, sometimes 75,000 BTU, and may need a bigger gas line and flue. We check your meter and pipe size to make sure the larger tank gets the gas it needs. A high-recovery unit can be a good middle ground when space is limited. We walk you through recovery rates so you pick the right fit.
Standard Vent Gas Water Heater Replacement in Seattle
Many homes in Seattle use standard atmospheric vent gas water heaters. When these units reach the end of their lifespan, typically 10 to 12 years, we provide professional replacement. Our service includes safely disconnecting the old unit, installing a new, energy-efficient model, and connecting it properly to your existing natural gas line and flue venting system. We also check for adequate combustion air and perform a thorough leak test for safety and efficiency.
40 and 50 Gallon Tank Replacement in Seattle
The 40 and 50 gallon gas tank is the workhorse of most Washington homes. When yours starts leaking from the bottom seam or produces rusty water, replacement is the only real fix. We match the new tank's height and diameter to your space and reuse the venting when it is in good shape. Newer tanks are sometimes taller due to efficiency standards, so we check clearance before ordering. Most of these jobs take two to three hours.

Atmospheric Vent Tank Upgrades in Seattle, WA
Most older homes have atmospheric vent water heaters that rely on natural draft up a metal flue. We inspect the flue pipe for rust, proper slope and correct connector size during replacement. A loose or undersized vent can spill exhaust into the garage or closet. We replace damaged vent sections and draft hoods as needed. Then we test draft with the burner running before leaving.
Gas Water Heater Replacement Near Me in Seattle, WA
A local plumber also knows the permit process, inspection requirements and typical installations in your area. We can tell you right away whether your venting and gas line will work with a new tank. Call us and we will give you a clear price before we start.
Looking for gas water heater replacement near me usually means you have no hot water and need help fast. FHN Plumbing serves Seattle with plumbers who keep popular tank sizes on the truck. That lets us finish most replacements on the first visit.
FHN Plumbing at a Glance
- Licensed and insured plumbers serving Seattle, WA
- Same-day appointments and 24/7 emergency response
- Upfront, flat-rate pricing before work begins
- 4.9-star rated by 382+ Washington customers
Seattle Map
Seattle Information
- Population
- 755,078
- Area codes
- 206/425/564
- Service area
- Seattle and communities within 40 miles
- Nearby
- Kirkland, Bellevue, Shoreline, Burien
For homes in Seattle, WA, a reliable gas water heater is essential for everyday comfort, especially with changing seasons and sediment in the water that can take a toll on older units.
Expert Services
Trust our professionals for reliable FHN Plumbing solutions in Seattle, WA.
Our Specialized Plumbing Services in Seattle, WA
At FHN Plumbing, we provide a complete range of plumbing services across Seattle, WA. From leak detection to full system installations, our team ensures fast, precise, and affordable service for both residential and commercial properties. Explore our core services below:
How Our Gas Water Heater Replacement Service Works in Seattle, WA
Here is what you can expect when you choose FHN Plumbing for your gas water heater replacement in Seattle, WA.
Request a Quote
Call (425) 491-3131 and tell us your tank size and location. We give you an upfront installed price and a scheduled arrival window.
Remove Old Tank
We shut off gas and water, drain the old heater and haul it away. We check the gas line, venting and shutoff valves.
Install and Light
We set the new tank with straps, new connectors and a drain pan, then leak test and light it. We confirm draft and set a safe water temperature.
Frequently Asked Questions About Gas Water Heater Replacement in Seattle
The cost for gas water heater replacement in Seattle, WA usually ranges from $1,200 to $3,000, including the unit and installation. This can vary based on the model, capacity and any necessary changes to gas lines or venting. We provide a detailed, upfront quote after assessing your needs.
We install all major trusted brands of gas water heaters, including Rheem, A.O. Smith, Bradford White and Noritz. We can help you pick the best brand and model to suit your budget and hot water demands.
Most standard gas water heater replacements can be finished within 3 to 5 hours. More complex installations, such as converting to a power vent unit or relocating the water heater, may take longer, typically a full day.
Common signs include a lack of hot water, rust-colored water, banging or rumbling noises from the tank, leaks around the base or repeated pilot light outages. An aging unit, usually over 10 to 12 years old, is also a clear sign.
Regular maintenance, such as annual flushing to remove sediment and checking the anode rod, can significantly extend your gas water heater's lifespan. Proper sizing and professional installation also play a crucial role.
In most cases, yes. Modern gas water heaters are much more energy-efficient than older models, especially if your current unit is over 10 years old. Upgrading can lead to real savings on your monthly utility bills by reducing gas use.
Replacing a gas water heater involves working with gas lines, water connections and venting, which can be dangerous if not done correctly. It is highly recommended to hire a licensed professional like FHN Plumbing for safety and code compliance.
Most new gas water heaters come with a manufacturer's warranty, usually covering the tank for 6 to 10 years and parts for 1 to 2 years. FHN Plumbing also provides a labor warranty on our installation for added peace of mind.
What People Are Saying About Our Plumbing Experts?

Laura S.
I scheduled a water heater replacement, and the team made the process smooth and affordable. The new unit works perfectly, and they cleaned up after completing the job.
Water Heater Replacement · Renton, WA
Robert G.
The trenchless sewer replacement saved our front yard. They walked us through the camera inspection footage first so we knew exactly what we were paying for.
Sewer Line Replacement · Kirkland, WA
Mark T.
When our office needed drain cleaning, FHN Plumbing provided quick, reliable service. The plumber arrived on time and made sure every drain flowed perfectly before leaving. Very satisfied.
Drain Cleaning · Burien, WA
Sofia M.
Two new toilets installed in one visit, no mess left behind, and the tech even adjusted a faucet he noticed was dripping. Fair pricing and really friendly.
Toilet Installation · Kirkland, WA
James P.
Our commercial plumbing system had a leak under the sink, and FHN Plumbing handled it professionally. The plumbers arrived quickly and restored everything without disruption to our customers.
Commercial Plumbing · Redmond, WA
Daniel K.
A pipe burst at 11 pm and they actually answered. The plumber showed up within the hour, shut everything down, and had us back to normal the next morning. Could not ask for more.
Emergency Plumbing · Shoreline, WA













