Tankless Water Heater Installation in Madison, SD
Upgrade to an energy-efficient tankless water heater in Madison, SD with professional installation from HWR Plumbing.
- Same-Day Estimates Offered
- Reliable Local Plumbers
- Modern Hot Water Systems
- Licensed & Insured
Get Your New Tankless System in Madison, SD.
We size the unit to your fixtures and incoming water temperature so you get consistent hot water year-round.
Professional Tankless Water Heater Installation for Homes in Madison, SD
HWR Plumbing focuses on professional tankless water heater installation for homeowners across Madison, SD. We help you move from traditional tank-style heaters to modern, energy-efficient tankless units that provide hot water whenever you need it.
Our expertise includes:
- Isolation valve kits and scale filters for hard water protection
- Careful sizing and venting for top performance.
- Professional venting and gas line connections.

Additional Plumbing Installation Services in Madison, SD
We install water heaters, pumps, lines, and fixtures across Madison, SD with precision workmanship that meets every local code.

Customers
Why Choose HWR Plumbing for Tankless Water Heater Installation in Madison, SD?
Choosing HWR Plumbing for your tankless water heater installation means working with experienced professionals who understand South Dakota homes. We make sure every installation meets strict standards for safety and efficiency.
- Scale Protection, Isolation valves and scale filters guard the heat exchanger from hard water.
- Accurate Sizing, We match the unit's flow rate to your fixtures and incoming water temperature.
- Energy Efficiency, Tankless units heat water only when needed, which can lower your utility bills compared to traditional storage tanks.
Citywide Coverage
HWR Plumbing proudly serves every neighborhood of Madison, so no matter where you are located, our skilled plumbers can reach you. We understand the plumbing needs throughout the Madison area and are always ready to help.
Experienced Team
Our team of licensed plumbers brings deep experience with tankless water heater installations in South Dakota homes. They are trained on current models and techniques, ensuring a reliable and up-to-code setup for your property.
Safety-First Approach
We make sure your new tankless unit is installed safely and correctly, following all manufacturer specifications and South Dakota regulations. Trust HWR Plumbing to prioritize the well-being of your family and home during every step of the installation.
Trusted Certified Madison Plumbing Services Professionals
At HWR Plumbing, we take pride in providing certified plumbing services throughout Madison, SD. 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 CertificationProfessional Tankless Water Heater Installation Services in Madison, SD
Cost-Effective Tankless Conversions in Madison, SD
While the initial cost of a tankless water heater installation in Madison, SD may be higher than a traditional tank, the long-term energy savings and longer lifespan often make it a more cost-effective solution. We provide detailed estimates, outlining the benefits and available rebates, to help you make an informed decision for your home. Our installations are designed for maximum efficiency, putting money back in your pocket.

Rinnai Tankless Water Heater Installation in Madison, SD
Rinnai tankless water heaters are a popular choice for their reliability and long lifespan, making them a smart investment for homeowners across Madison, SD. Our plumbers are factory-trained on Rinnai systems, ensuring a clean installation that follows all manufacturer specifications. We make sure gas line sizing, venting and water connections are correct so your Rinnai unit provides endless hot water reliably for years.
Hard Water Protection for Tankless Units in Madison, SD
Calcium scale is the leading cause of tankless heater failure. Mineral scale builds up quickly in water heaters, faucet aerators and fixtures here, so a water softener is a common upgrade for homeowners. Scale coats the heat exchanger, reducing efficiency and triggering error codes. We install isolation valves so the unit can be flushed with a vinegar or descaling solution once a year. A scale inhibitor cartridge or whole-home softener provides added protection.
Residential Tankless System Upgrades in Madison
Upgrading your traditional hot water tank to a tankless system in Madison can significantly improve efficiency and comfort. We assess your home's hot water demands, existing plumbing and utility connections to recommend the best tankless model for your household size and usage patterns. Our team manages the entire conversion, including the safe removal and disposal of your old water heater, limiting disruption to your daily routine.
Commercial Tankless Water Heater Installation in Madison
Businesses often have higher and more consistent hot water demands than homes. HWR Plumbing provides commercial tankless water heater installation, sizing systems to meet the needs of restaurants, salons or other commercial spaces. We understand the value of minimal disruption to your operations during installation, ensuring a quick and professional setup in Madison.
Commercial Tankless Water Heater Services in Madison, SD
Businesses in Madison benefit from the continuous hot water supply and compact design of commercial tankless water heaters. From restaurants to hair salons, we install heavy-duty systems designed to meet high-demand commercial needs. HWR Plumbing understands the requirements for commercial installations, including larger capacity units and commercial plumbing codes, so your business never runs short of hot water.
Upgrading from Tank to Tankless in Madison, SD
Making the switch from a traditional tank water heater to a tankless system involves more than just swapping units. It often requires changes to gas lines, electrical wiring and venting. HWR Plumbing manages all aspects of this conversion, making sure all upgrades meet current codes and your new tankless unit performs optimally, giving you a modern hot water solution in Madison, SD.

Propane Tankless Water Heater Installation in Madison
Many homes outside natural gas service areas rely on propane. HWR Plumbing is experienced in installing propane tankless water heaters, which require specific gas line sizing, regulator adjustments and venting. We make sure your propane system is installed correctly for the best efficiency and safety, providing reliable hot water for your Madison residence.
Tankless Water Heater Installers Near Me in Madison, SD
When you search for 'tankless water heater installation near me' in Madison, SD, HWR Plumbing is your reliable local choice. We know the local plumbing and building codes well, so every installation is done right the first time.
If you are searching for tankless water heater installation near me, our local team can visit, measure and give you a written quote. We check your gas meter, line size and venting options during the same visit. Many installs are scheduled within a few days.
HWR Plumbing at a Glance
- Licensed and insured plumbers serving Madison, SD
- Same-day appointments and 24/7 emergency response
- Clear written estimates, no hidden fees
- 4.8-star rated by 304+ South Dakota customers
Madison Map
Madison Information
- Population
- 6,091
- Area codes
- Local
- Service area
- Madison and communities within 40 miles
- Nearby
- Brookings, Sioux Falls, Brandon, Tea
Installing a tankless water heater in Madison, SD is a sound investment through warm and chilly seasons alike, delivering consistent hot water without the energy waste of heating a large tank all year.
Expert Services
Trust our professionals for reliable HWR Plumbing solutions in Madison, SD.
Our Specialized Plumbing Services in Madison, SD
At HWR Plumbing, we provide a complete range of plumbing services across Madison, SD. 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 Installation Process Works in Madison, SD
We follow a clear process so your tankless installation is sized right, installed safely and ready to use.
Request a Quote
Contact us at (605) 480-9736 or through our website to schedule an on-site consultation. We will discuss your hot water needs and assess your home's requirements.
On-Site Assessment
A certified plumber from HWR Plumbing will visit your home to evaluate your current setup, discuss options and provide a detailed, clear quote for the installation.
Professional Installation
Our team will carefully install your new tankless water heater, including all necessary plumbing, gas, electrical and venting work, in compliance with local codes.
Frequently Asked Questions About Tankless Water Heater Installation in Madison
The cost for tankless water heater installation in Madison can range from $3,000 to $6,000, based on the unit type (gas or electric), brand, capacity and complexity of the installation, such as gas line upgrades or new venting. This price typically includes the unit and professional labor. We provide a detailed, no-obligation estimate after an on-site assessment.
A straight replacement takes four to six hours. Tank to tankless conversions with gas and venting changes typically take a full day.
Most tankless water heaters come with a manufacturer's warranty of 10 to 15 years on the heat exchanger and 3 to 5 years on parts. HWR Plumbing also provides a warranty on our installation labor, which we will detail in your service agreement.
Absolutely. When properly sized, a tankless water heater can provide an endless supply of hot water, even for large families. It is crucial to select a unit with a high enough GPM (gallons per minute) rating to meet your peak demand.
Yes, installing a new tankless water heater or replacing an existing one in Madison usually requires a plumbing permit. This ensures the installation meets local building and safety codes. HWR Plumbing handles all required permitting paperwork for you.
Tankless water heaters offer several key benefits: endless hot water on demand, real energy savings from heating water only when needed, a longer lifespan (often 20+ years) and a compact, space-saving design. They also lower the risk of tank leaks and the water damage that comes with them.
Tankless units eliminate standby heat loss, which can lower water heating energy use. Savings vary based on household size and usage patterns.
Yes, a permit is usually required because the job involves gas, venting and water connections. We pull the permit and schedule the inspection.
What People Are Saying About Our Plumbing Experts?

Patricia H.
We had a slab leak that two other companies could not find. HWR Plumbing located it in under an hour, explained our options, and the price matched the quote to the dollar.
Slab Leak Repair · Brandon, SD
James P.
Our commercial plumbing system had a leak under the sink, and HWR Plumbing handled it professionally. The plumbers arrived quickly and restored everything without disruption to our customers.
Commercial Plumbing · Sioux Falls, SD
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 · Mitchell, SD
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 · Mitchell, SD
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 · Brookings, SD
Mark T.
When our office needed drain cleaning, HWR Plumbing provided quick, reliable service. The plumber arrived on time and made sure every drain flowed perfectly before leaving. Very satisfied.
Drain Cleaning · Brandon, SD













