Tankless Water Heater Replacement in Roanoke, VA
Is your old tankless unit failing in Roanoke? Get reliable tankless water heater replacement from FBN Plumbing for your Virginia home.
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Need a Tankless Water Heater Replacement in Roanoke, VA?
Call FBN Plumbing today for a free estimate on your tankless water heater replacement.
Your Go-To for Tankless Water Heater Replacement in Roanoke, VA
When your old tankless unit is failing or you are ready to switch from a traditional tank, FBN Plumbing offers dependable tankless water heater replacement. Our licensed plumbers make sure your new system is sized correctly and installed to meet local Roanoke, VA codes. You get on-demand hot water for years to come.
Our expertise includes:
- Gas line sizing and upsizing for 199,000 BTU tankless units
- Scale prevention with isolation valves and inline filtration options
- Condensing unit installs with PVC venting and condensate neutralizers

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

Customers
Why Choose FBN Plumbing for Tankless Water Heater Replacement in Roanoke, VA?
Choosing the right professionals for tankless water heater replacement is crucial for long-term satisfaction and efficiency. Our team makes sure your new system runs smoothly from day one, providing endless hot water.
- Scale Protection, Every install includes isolation valves so the heat exchanger can be descaled without cutting pipe.
- Longer Lifespan, Tankless water heaters typically 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
We replace tankless water heaters in every neighborhood of Roanoke, from newer builds with garage-mounted units to older homes converting from a tank. Our trucks carry venting kits and gas fittings for both indoor and outdoor installs.
Experienced Team
Our plumbing team is made up of highly trained and licensed professionals with extensive experience in tankless water heater technology. We stay current on the latest models, installation techniques and local Virginia plumbing codes.
Safety-First Approach
We perform thorough safety checks after every tankless water heater replacement, including leak detection for gas lines and proper ventilation. You can rest assured your new system is safe and in line with Virginia regulations.
Trusted Certified Roanoke Plumbing Services Professionals
At FBN Plumbing, we take pride in providing licensed, certified plumbing services throughout Roanoke, VA. 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 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 Roanoke, VA
Electric Tankless Water Heater Replacement in Roanoke, VA
For properties without natural gas access or those looking for an all-electric solution, electric tankless water heaters are a viable choice. FBN Plumbing offers electric tankless water heater replacement services in Roanoke, VA. This often involves close assessment of your home's electrical panel capacity, as these units require significant amperage. We make sure your new electric tankless unit is installed safely and correctly, providing on-demand hot water without the need for gas lines.

Condensing Tankless Replacement in Roanoke
Condensing tankless units like the Navien NPE series or Rinnai Sensei reach efficiencies above 90 percent by recovering heat from exhaust gases. They vent through low-cost PVC and produce acidic condensate that must be neutralized and drained properly. We install a neutralizer cartridge and route the condensate line to an approved drain. Humid summers and moderate winters are typical for most of Virginia, though mountain areas see colder temperatures and longer heating seasons. Condensing units still save gas because they work year-round on showers, laundry and dishes. We explain the cost difference so you can decide if the efficiency gain is worth the price.
Commercial Tankless Replacement in Roanoke
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 split 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.
Exterior Mount Tankless Units in Roanoke, VA
Many homes have tankless heaters mounted on an exterior wall with no venting at all, since the unit exhausts directly outside. These units face sun, rain and temperature swings, which can break down plastic covers and wiring over time. Higher elevations in the west of Virginia freeze more often and harder than coastal areas, so pipe insulation matters more there. When we replace them, we check the pipe cover, freeze protection settings and the electrical connection. We can add a protective pipe cover kit to shield the water and gas lines. Exterior models are often the simplest swap when the gas line is already sized correctly.
Recirculation Tankless Upgrades in Roanoke, 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.
Tankless vs. Tank Water Heater Replacement Cost in Roanoke, VA
When considering tankless water heater replacement in Roanoke, VA, it is natural to compare costs. While the initial installation of a tankless unit can be higher than a traditional tank, the long-term energy savings and longer lifespan often make it the more cost-effective choice. We provide honest, upfront pricing for both options. That helps you make an informed decision based on your budget and hot water needs, with no surprises.
Emergency Tankless Replacement in Roanoke, VA
A tankless heater that leaks from the heat exchanger or refuses to ignite can leave you with no hot water at all. We offer same-day emergency replacement for common models and can usually get a unit installed the day you call. If your exact model is not in stock, we can sometimes do a temporary repair to restore hot water while the replacement ships. We shut off gas and water to stop any leak as soon as we arrive. Call (434) 230-6997 any time your tankless quits.

Tankless vs. Tank Water Heater Conversion in Roanoke, VA
Considering converting from a traditional tank water heater to a tankless system in your Roanoke, VA home? This is a common and beneficial upgrade, but it requires specialized expertise. We handle the entire conversion, which can involve rerouting gas lines, upgrading electrical service, modifying water lines and installing new venting. Our team ensures a smooth transition, so you can enjoy the long-term benefits of a modern, efficient tankless system.
Tankless Water Heater Replacement Near Me in Roanoke, VA
Do not settle on your home's hot water supply. For dependable tankless water heater replacement near me in Roanoke, choose FBN Plumbing. We provide upfront estimates, clear communication and expert workmanship, making your upgrade to endless hot water a simple and stress-free experience.
When your tankless unit needs replacing, you want a reliable local company. We pride ourselves on being the go-to choice for tankless water heater replacement near me in Roanoke, offering reliable solutions and transparent pricing to our neighbors throughout the community.
FBN Plumbing at a Glance
- Licensed and insured plumbers serving Roanoke, VA
- Same-day appointments and 24/7 emergency response
- Clear written estimates, no hidden fees
- 4.9-star rated by 798+ Virginia customers
Roanoke Map
Roanoke Information
- Population
- 97,171
- Area codes
- 540/833/571
- Service area
- Roanoke and communities within 40 miles
- Nearby
- Blacksburg, Lynchburg, Charlottesville, Harrisonburg
Even moderate hardness in Roanoke can leave scale in water heaters over time, so periodic flushing helps them run longer and more efficiently. Scale builds inside tankless heat exchangers over time, so a correctly sized replacement with flush valves protects homes in Roanoke, VA from early failures.
Expert Services
Trust our professionals for reliable FBN Plumbing solutions in Roanoke, VA.
Our Specialized Plumbing Services in Roanoke, VA
At FBN Plumbing, we provide a complete range of plumbing services across Roanoke, 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 Roanoke, VA
Our tankless water heater replacement process in Roanoke, VA is designed to be straightforward and efficient, so you get reliable hot water with little hassle.
Request a Quote
Call FBN Plumbing today at (434) 230-6997 to schedule an on-site evaluation for your tankless water heater replacement. Our team will discuss your hot water needs and provide a clear, transparent estimate.
Unit Selection
Based on your home's demands and existing setup, we will help you choose the ideal tankless water heater model. We consider factors like fuel type, flow rate and energy efficiency.
Expert Installation
Our licensed plumbers will expertly remove your old unit and install the new tankless water heater. We make sure all gas, water and vent connections meet Virginia code requirements for safety and performance.
Frequently Asked Questions About Tankless Water Heater Replacement in Roanoke
The cost for tankless water heater replacement in Roanoke, 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.
Most manufacturers offer 10 to 15 years on the heat exchanger and about 5 years on parts for residential use. We add our own labor warranty and register the unit on your behalf.
Yes. Softened or scale-treated water greatly reduces mineral buildup in the heat exchanger. We can install a scale-reduction filter if a full softener is not in your plans.
Yes, you can absolutely replace a traditional tank water heater with a tankless unit. This is a common upgrade for homeowners looking for better energy efficiency and endless hot water. However, it often requires changes to gas lines, venting and possibly electrical wiring, making professional installation essential for safety and performance.
New tankless water heaters typically come with a manufacturer's warranty, which usually covers the heat exchanger for 10 to 15 years and parts for 3 to 5 years. FBN Plumbing also provides a labor warranty on our installation work for your peace of mind. We will discuss warranty details for your chosen unit during your consultation.
Often yes, especially when converting from a tank. Many tankless units need three quarter inch gas pipe and a meter that can handle 199,000 BTU on top of your furnace, range and dryer.
Repeated error codes, fluctuating temperature, water leaking from inside the cabinet and a unit older than 15 years are common signs. If the heat exchanger is leaking, replacement is typically the better value.
To extend the life and efficiency of your new tankless water heater, regular maintenance is key, especially in areas with hard water. This typically involves annual flushing to remove mineral buildup, checking the air filter, and inspecting gas and water connections. FBN Plumbing offers maintenance plans to help keep your unit in top condition.
What People Are Saying About Our Plumbing Experts?

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 · Richmond, VA
Patricia H.
We had a slab leak that two other companies could not find. FBN Plumbing located it in under an hour, explained our options, and the price matched the quote to the dollar.
Slab Leak Repair · Harrisonburg, VA
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 · Charlottesville, 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 · Lynchburg, VA
James P.
Our commercial plumbing system had a leak under the sink, and FBN Plumbing handled it professionally. The plumbers arrived quickly and restored everything without disruption to our customers.
Commercial Plumbing · Blacksburg, 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 · Lynchburg, VA













