Tankless Water Heater Replacement in Alexandria, VA
Upgrade your water heating setup with a high-efficiency tankless unit from FBN Plumbing in Alexandria, VA, for long-term comfort and savings.
- Reliable Hot Water
- Upfront Pricing
- Manufacturer Warranty Registration
- Expert Plumbers
Stop Waiting on Lukewarm Showers. Upgrade Your Tankless in Alexandria, VA.
Our techs carry common tankless models and venting kits, so most swaps wrap up in a single visit.
Tankless Water Heater Replacement in Alexandria, VA Built for Your Water
FBN Plumbing replaces failing tankless water heaters with condensing and non-condensing units sized to your home's real flow demand. We check gas supply, venting clearances and water hardness before recommending a model. That way the new heater is not starved for fuel or clogged by scale.
Our expertise includes:
- Scale prevention with isolation valves and inline filtration options
- Gas line sizing and upsizing for 199,000 BTU tankless units
- Careful sizing and installation of new tankless units.
Additional Plumbing Replacement Services in Alexandria, VA
When repairs are no longer enough, our replacement services in Alexandria, VA deliver modern, efficient equipment installed right.
Customers
Why Choose FBN Plumbing for Tankless Water Heater Replacement in Alexandria, VA?
A tankless heater is only as good as its gas supply and venting. We measure both before we quote, so your new unit fires at full output instead of cutting out on high demand.
- Endless Hot Water, Stop running out of hot water, even during peak demand, a true luxury for busy Alexandria households with multiple showers or large families.
- Longer Lifespan, Tankless water heaters usually last longer than conventional tank units, often up to 20 years with proper maintenance, offering better long-term value.
- Right-Sized Units, We calculate gallons per minute and temperature rise for your fixtures instead of guessing from square footage.
Citywide Coverage
From downtown lofts to suburban homes, our technicians know the plumbing layouts found throughout Alexandria. We make sure every installation meets local codes and your expectations.
Experienced Team
Our team installs tankless heaters regularly and trains on manufacturer-specific setup, including recirculation programming and altitude settings. That experience shortens install time and prevents callbacks.
Safety-First Approach
We follow local code and manufacturer instructions for gas piping, combustion air, condensate disposal and venting terminations. Permits are pulled where required, and we test combustion before leaving.
Trusted Certified Alexandria Plumbing Services Professionals
At FBN Plumbing, we take pride in providing licensed, certified plumbing services throughout Alexandria, VA. Backed by leading 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 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 CertificationExpert Tankless Water Heater Replacement Services in Alexandria, VA
Tank to Tankless Conversions in Alexandria, VA
Converting from a 40 or 50 gallon tank to tankless frees up floor space and ends standby heat loss in a garage or closet. The catch is that tankless units often need a larger gas line, often three quarter inch or bigger, plus new venting. We evaluate your meter size and pipe run before quoting so there are no surprises mid-job. We also cap or reroute the old flue and seal the roof penetration if it is no longer used. Plan for a conversion to take a full day.
Gas Tankless Water Heater Replacement in Alexandria
Many homes in Alexandria rely on natural gas for water heating, and gas tankless units are a very efficient option. Our gas tankless water heater replacement service includes careful inspection of your existing gas lines, proper sizing of new gas lines if needed, and secure venting to the outdoors. We put a priority on safety. All gas connections and combustion air requirements meet Virginia and local codes, heading off potential hazards and maximizing efficiency.
Commercial Tankless Water Heater Replacement in Alexandria, VA
Businesses in Alexandria, VA often require robust hot water solutions, and tankless systems can provide the efficiency and capacity needed. We regularly replace commercial tankless units for restaurants, offices and other facilities with minimal disruption to your operations. Our plumbers are experienced with high-capacity models and complex plumbing layouts. We deliver a steady hot water supply that meets your business's demands and health code requirements.
Recirculation Tankless Upgrades in Alexandria, VA
If you are tired of running the tap waiting for hot water, a tankless with a built-in recirculation pump can bring heat to the fixture in seconds. Navien A series and Rinnai units with internal pumps can use a dedicated return line or a crossover valve under the farthest sink. We program schedules so the pump runs only during your morning and evening peaks. That keeps gas use reasonable while saving thousands of gallons of wasted water a year. This upgrade is popular in long single-story ranch homes.
Commercial Tankless Replacement in Alexandria
Restaurants, salons and small offices often use multiple tankless units linked together on a rack system. When one or more units fail, we replace them and rebalance the cascade controls so they share the load. We check gas pressure under full demand, since commercial racks can draw more than 600,000 BTU combined. Scheduling is flexible, so we can work after hours and keep your business open. We also set up a descaling schedule suited to your water usage.
Navien Tankless Water Heater Replacement in Alexandria, VA
Navien tankless water heaters are popular for their condensing technology, offering high efficiency and performance. When it is time for a Navien tankless water heater replacement in Alexandria, VA, you can count on FBN Plumbing. We have extensive experience with Navien's advanced systems, including their combination boiler and water heater units. Our installation process focuses on dialing in your new Navien's performance, so you benefit from its energy-saving features and reliable hot water output.
Emergency Tankless Water Heater Replacement in Alexandria
A sudden tankless water heater failure can leave your Alexandria home without hot water, which is a major inconvenience. FBN Plumbing offers emergency tankless water heater replacement to restore your hot water quickly. We prioritize urgent situations, working to diagnose the issue and, if replacement is necessary, get a new unit installed as soon as possible. Our goal is to cut down your downtime and get your home back to normal with reliable hot water.
Rinnai Tankless Water Heater Replacement in Alexandria
Rinnai is a leading brand in the tankless water heater market, known for its quality and innovation. If your Rinnai unit is aging or acting up, FBN Plumbing provides expert Rinnai tankless water heater replacement in Alexandria. We make sure your new Rinnai unit is installed correctly, extending its efficiency and lifespan. Our technicians know the installation requirements and venting options for Rinnai models, so the upgrade goes cleanly.
Tankless Water Heater Replacement Near Me in Alexandria, VA
When your tankless unit needs replacing, you want a reliable local company. We aim to be the go-to choice for tankless water heater replacement near me in Alexandria, offering reliable solutions and transparent pricing to our neighbors throughout the community.
If you are searching for tankless water heater replacement near me, you want a local plumber who understands Virginia water and gas codes. FBN Plumbing serves Alexandria with trucks stocked for tankless installs. We can usually give you a firm quote after a short phone call and a few photos.
FBN Plumbing at a Glance
- Fully licensed plumbing team covering Alexandria, VA
- 24/7 emergency service with same-day scheduling
- Clear written estimates, no hidden fees
- 4.9-star rated by 798+ Virginia customers
Alexandria Map
Alexandria Information
- Population
- 155,230
- Area codes
- 703/571/202
- Service area
- Alexandria and communities within 40 miles
- Nearby
- Arlington, McLean, Reston, Dale City
Replacing your tankless water heater in Alexandria, VA is a smart investment, especially with seasonal temperature swings and the demand for efficient hot water in modern homes.
Expert Services
Trust our professionals for reliable FBN Plumbing solutions in Alexandria, VA.
Our Specialized Plumbing Services in Alexandria, VA
At FBN Plumbing, we provide a complete range of plumbing services across Alexandria, VA. 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 Tankless Water Heater Replacement Process Works in Alexandria, VA
Our tankless water heater replacement process is designed to be simple and stress-free for homeowners in Alexandria, VA.
Request a Quote
Call us at (434) 230-6997 or fill out our online form to schedule an initial consultation. We will discuss your hot water needs and current system issues, and provide a clear, upfront estimate.
On-Site Assessment
Our licensed plumber will visit your Alexandria home to look over your existing water heating system, plumbing, gas or electrical connections and venting. This helps us recommend the right tankless model and make sure it is properly sized for your household.
Expert Installation
Once you approve the quote, our team will proceed with the professional installation of your new tankless water heater. We safely remove the old unit, make any needed plumbing or gas line changes, and make sure the new system is correctly vented and fully operational.
Frequently Asked Questions About Tankless Water Heater Replacement in Alexandria
The cost for tankless water heater replacement in Alexandria, VA usually ranges from $3,000 to $6,000, depending on the unit's brand, capacity, fuel type (gas or electric) and any needed changes to gas lines, electrical or venting. This estimate includes both the new unit and professional installation. We will provide a detailed quote upfront after assessing your needs.
A direct swap usually takes four to six hours. A tank to tankless conversion with new gas and venting typically takes a full day.
Most jurisdictions in Virginia require a permit for water heater replacement, especially when gas piping or venting changes. We handle permits where they are required.
A standard tankless water heater replacement, if you are upgrading from an existing tankless unit, usually takes 4 to 8 hours. If you are converting from a traditional tank water heater, the process can take longer, possibly a full day, due to additional plumbing, gas or electrical changes required for proper installation and venting.
To prepare for tankless water heater replacement, make sure the area around your existing unit is clear and easy to reach for our plumbers. If possible, clear a path to the installation site and keep pets or children away from the work area. We will handle draining the old unit and all other technical preparations.
We install Navien, Rinnai, Noritz, Takagi and Rheem tankless heaters. Each has its own strengths, and we recommend based on your flow needs, venting options and budget.
Yes, tankless water heaters are usually more energy-efficient than traditional tank models. They only heat water on demand, eliminating the standby heat loss that comes with keeping a large tank of water hot. This can lead to real savings on your utility bills over time, particularly in homes with varying hot water usage.
Tankless water heater replacement is a complex job that involves gas lines, electrical wiring, water connections and venting. It is highly recommended to hire a licensed professional like FBN Plumbing due to the safety risks and potential for improper installation, which can lead to leaks, gas hazards or inefficient operation. Professionals also ensure code compliance and warranty validity.
What People Are Saying About Our Plumbing Experts?
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 · Alexandria, VA
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 · McLean, VA
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 · Leesburg, VASofia 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 · McLean, VA
Emily R.
I called FBN Plumbing for plumbing repair, and the technician was fast, polite, and thorough. They explained the problem clearly and fixed it the same day. I will definitely hire them again. Highly recommended!
Plumbing Repair · Arlington, VA
Mark T.
When our office needed drain cleaning, FBN Plumbing provided quick, reliable service. The plumber arrived on time and made sure every drain flowed perfectly before leaving. Very satisfied.
Drain Cleaning · Centreville, VA