Tankless Water Heater Installation in Zionsville, IN
Indiana winters demand reliable hot water
—and lots of it. If your old tank heater struggles to keep up or you’re tired of running out of hot water, a professionally installed tankless system can be a game-changer for your home.
Simply Water is a third-generation, family-owned plumbing company based in Zionsville, IN serving homeowners across the Greater Indianapolis area with expert tankless water heater installation, honest guidance, and fair, transparent pricing.
Local Tankless Water Heater Experts in Zionsville, IN
Simply Water isn’t a national franchise. We’re a local, family-run company with plumbing roots that go back four generations:
- Over 50 years of trusted plumbing service
- Licensed and insured in Indiana (License #PC10802648)
- Trusted by families in Zionsville, Carmel, Westfield, and Indianapolis
Our goal is simple and constant:
“To provide exceptional customer service and craftsmanship, all at a fair price.”
Owner Andrew Walker is specifically praised in reviews for his knowledge of both traditional and tankless systems:
“Very professional and informative. Andrew explained the pros and cons of traditional water heater, and a tankless heater.”
When you work with Simply Water, you’re getting guidance from a team that understands both time-tested plumbing practices and modern, high-efficiency technology.
On top of that, a percentage of our gross sales is donated to Water.org, so every project helps support global access to safe water.
Why Consider Tankless Hot Water Heater Installation in Indiana
Tankless water heaters are a popular choice for Central Indiana homeowners who want:
Endless hot water
– great for families, large tubs, and back-to-back showers in cold weather
Energy efficiency
– they only heat water when you need it, reducing standby energy loss
Space savings
– compact units free up room compared to large storage tanks
Potential long-term savings
– less wasted energy and efficient operation
A properly designed tankless hot water heater installation can be especially beneficial during cold Indiana winters, when demand is high and no one wants to be the last one in line for a hot shower.
Because Simply Water also specializes in water treatment, we understand how hard water in Central Indiana affects tankless performance and lifespan. We can recommend solutions—like softening and filtration—that help protect your tankless investment over time.
A Consultative, Educational Approach to Tankless Water Heater Installation
We know “tankless vs traditional” isn’t a one-size-fits-all decision. As your trusted tankless water heater installer, our job is to educate, not push.
During your free consultation, we’ll talk through:
- Your home’s size and layout
- Number of bathrooms and simultaneous hot water demands
- Gas line and venting considerations
- Your budget and long-term plans
Andrew will walk you through the real pros and cons of tankless compared to traditional tanks—using everyday language, not technical jargon. If a tankless water heater is the right fit, we’ll show you why. If it isn’t, we’ll be honest about that too.
We continuously seek the latest advancements in plumbing and water heating, so you’ll always get up-to-date advice, not outdated rules of thumb.
Our Tankless Water Heater Installation Process
We’ve built our Tankless Water Heater Installation process to be clear, efficient, and low stress for busy homeowners.
Step 1: Free Consultation and Honest Assessment
- We discuss your current water heater, challenges, and goals
- Review your home’s infrastructure—gas, venting, electrical, and water lines
- Provide a straightforward recommendation: tankless, traditional, or a combination approach
You’ll receive a clear, detailed estimate with competitive pricing and no hidden fees.
Step 2: System Sizing and Design
Proper sizing is critical for a tankless system. We consider:
- Peak household demand (showers + laundry + dishwashing, etc.)
- Temperature rise needed for Indiana groundwater
- Whether you plan to add future bathrooms or fixtures
We design a system that matches your real-world usage so you get the endless hot water you’re expecting.
Step 3: Professional, Code-Compliant Installation
On installation day, our licensed team:
- Arrives on time and protects your home and work area
- Safely removes your existing water heater (if applicable)
- Installs the new tankless unit with proper venting, gas, and water connections
- Ensures the system is compliant with local building codes and requirements
- Tests performance, temperature, and safety before we leave
We take the time to show you how your new system operates, what the controls mean, and what to expect in day-to-day use.
What Our Customers Think
"Vince was quick to reply and came out to help us hook up our water heater after hours! He was very knowledgeable and did an excellent job! We would highly recommend him to anyone! We are very thankful for him, who allowed us to take a hot shower again!"
- Anita Davis
"Very professional and informative. Andrew explained the pros and cons of traditional water heater, and a tankless heater. I would recommend Simply Water for your plumbing needs."
- Brett Coats
"Simply Water was very friendly and helpful from the start. The gentleman that did my hot water heater installation was very knowledgable and friendly, all while doing whatever was needed to do the job right. I will be contacting Simply Water for all my installation needs."
- Tony Culp
Energy Efficiency, Savings, and Long-Term Value
Tankless systems are designed with efficiency in mind, making them an attractive option for homeowners who want to:
- Reduce energy waste from constantly heating a large tank
- Lower utility bills over time compared to an older, inefficient tank
- Invest in modern equipment with a longer potential service life
Simply Water helps you understand:
- Expected operating costs
- Maintenance needs in Indiana’s hard water conditions
- How a tankless upgrade may fit into your overall home improvement budget
We also offer:
- 10% off for first-time customers
- Financing prequalification options for qualified homeowners
Our “Unmatched Warranty” for added peace of mind
Trusted Service from a Third-Generation Plumbing Family
Homeowners throughout Zionsville and Greater Indianapolis rely on Simply Water for more than just tankless installations:
- 4.9 out of 5 stars on Angi
- HomeAdvisor Screened and Approved
- Quick callbacks and responsive scheduling
- Punctual, respectful technicians
- Clean, professional workmanship
We’re known for no-pressure sales and honest communication, and we intend to keep it that way. Our reputation comes from doing right by our neighbors, one home at a time.
Schedule Tankless Water Heater Installation in Zionsville, IN
Thinking about going tankless but want an honest, straightforward assessment first?
Request a free consultation to discuss tankless options
Call Simply Water today at 317-464-7755
Get a clear, honest answer on whether tankless is right for your home
Ask about 10% off for first-time customers and financing options
As a local, third-generation plumbing family serving Zionsville, Carmel, Westfield, and Indianapolis, we’re here to deliver exceptional customer service and craftsmanship—at a fair price. That’s Simply the Best way we know how to do business.

