Are tankless water heaters more energy-efficient than traditional water heaters?

• <div><p>According to the <a href="https://www.energy.gov/energysaver/tankless-or-demand-type-water-heaters">U.S. Department of Energy</a>, tankless water heaters are anywhere from 8% to 34% more efficient than regular water heaters. Exactly how much energy you’ll save depends on your household’s water usage. When you purchase a tankless water heater, you’ll also likely upgrade to more efficient technology than your current water heater, which can add to energy savings.</p></div>

What are the pros and cons of electric water heaters?

• <div><p>Every type of water heater has its advantages and disadvantages. Understanding those can help you decide the best type for your situation and budget. </p><p>Pros</p><ul><li><p>Safer than gas or propane</p></li><li><p>Doesn’t require extensive venting systems</p></li><li><p>Lower upfront costs</p></li><li><p>Simpler to operate</p></li><li><p>No pilot light</p></li><li><p>Easier installation</p></li><li><p>More efficient heating than gas models</p></li><li><p>Available as point-of-use (POU) and whole-house units</p></li></ul><p>Cons</p><ul><li><p>Slower to heat water</p></li><li><p>Longer recovery time</p></li><li><p>Possibly higher operating costs</p></li><li><p>Doesn’t work during a power outage</p></li><li><p>Costs can increase without a 240-volt connection</p></li></ul><p></p></div>

Get matched with top water heater pros in Pamelia, NY

Q: Is it hard to replace an electric water heater?

• <div><p>Unless you have previous plumbing experience or extensive experience with water heaters, <a href="https://www.angi.com/articles/can-install-water-yourself.htm">you should avoid replacing your electric water heater yourself</a>. This process involves disconnecting wiring and parts from the old water heater and reinstalling them onto the new one, among other difficult tasks. This job is best left to the pros to make sure that everything is connected correctly to avoid serious leaks or malfunctions.</p></div>

Q: How do you know if your water heater is about to burst?

• <div><p>Water heaters seldom ever burst, but when they do, you should know the warning signs to protect your home. The biggest sign that your water heater is about to burst is a sulfuric smell. If your home inexplicably smells like rotten eggs, then this could be an indication of a gas leak in your gas water heater. If gas leaks out of the unit, it could ignite and cause an explosion, so you should immediately shut off the gas and call a plumber near you to inspect your water heater.</p></div>

Q: How long should a water heater last?

• <div><p>How long a water heater lasts depends on the type. A conventional tanked water heater has an average lifespan of eight to 12 years. Tankless models typically last a little longer, anywhere from 10 to 15 years. Regular maintenance can help you extend the life of your water heater and keep operating costs in check.</p></div>

Enter your ZIP and get matched with up to 5 pros

Verified Reviews for Water Heater Service pros in Pamelia, NY

*The Angi rating for Water Heater Service companies in Pamelia, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Water Heater Service needs.

*The HomeAdvisor rating for Water Heater Service companies in Pamelia, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Water Heater Service needs.

Last update on October 28, 2025

Reviewed in July 2024
Jim was quick to respond to my query, answer all my questions about the project, describe exactly what would be done, arranged a time to do it and did it quickly and professionally. His price was excellent and his follow-up has been stellar. We are already discussing another project for him to...
J.M. Water Solutions, LLC
Request a quote
Reviewed in February 2021
The specific job that Michael and his partner at All Trades Plumbing did was install a whole home water filtration system. Michael was very communicative, set us up with an appointment right away and did a fantastic job with all the work. What I especially appreciated was how knowledgeable...
All Trades Plumbing and Construction
Request a quote
Reviewed in August 2020
We had four contractors come out to look at our water system and we decided to go with Ken. Ken was the only one that wasn't quick to say that we needed to replace our water system, he checked the system, took water samples to find out what the system was doing or not doing. Ken wanted to make...
Ken Brown Well Drilling And Water Services
Request a quote
Reviewed in April 2019
Peaceful Valley Painting is fantastic! We had a huge interior painting job that included severely damaged walls, water damage, and removing improperly applied wallpaper. Peaceful Valley not only did a phenomenal job (you would never guess what bad shape the walls were once in now that the job is...
PEACEFUL VALLEY PAINTING
Request a quote
Reviewed in December 2016
Called back same day and came next day at the time he said and fixed the heating elements in the electric water heater when he came. Was quick, neat, professional, and reasonable price.
PROFESSIONAL PLUMBING SYSTEMS & SERVICES
Request a quote
Reviewed in May 2008
Mr. Aldorasi was a pleasure to work with. He returned my phone call a couple of days after I left a message for him (I had indicated that it was no rush, not an emergency). We set up a time in the next week. Although I had to cancel that appointment with little notice, John was very...
J C ALDORASI PLUMBING HEATING & GASFITTING
Request a quote

Find Water heater pros in Pamelia

JL Home Services

JL Home Services

Customers say: Quick response

10 years of experience

Free onsite estimate

Welcome to JL Home Services, proudly servicing Watertown, New York and the surrounding areas. Our goal is to complete your project to perfection. We look forward to building long lasting relationships with the customers that we serve. Call us today! You will not be disappointed!

"The gentleman performed all the tasks that I requested. He was polite and eager to help. I would hire him again if needed. An excellent representative for Home Adviser!"

Joseph D on January 2025

"The gentleman performed all the tasks that I requested. He was polite and eager to help. I would hire him again if needed. An excellent representative for Home Adviser!"

Joseph D on January 2025

Leprechaun and Sons Contracting llc

17679 COUNTY ROUTE 189

New on AngiNew on Angi

•Approved Pro

Leprechaun and Sons Contracting llc

17679 COUNTY ROUTE 189

New on AngiNew on Angi

•Approved Pro

11 local quotes requested

9 years of experience

We offer only the best in quality workmanship and professional courtesy. We specialize in all phases of commercial and residential landscaping. We are committed quality work and outstanding results & are strongly involved in local community activities. We look forward to working with you!

Fletchers contracting

35237 Jackson II Road

No reviews yet

Fletchers contracting

35237 Jackson II Road

No reviews yet

Free onsite estimate

Local company with great customer service. Offering heating, air conditioning, generators, electrical, and water heater installs or repairs.

JL Home Services

21766 Spruce Cres

No reviews yet

JL Home Services

21766 Spruce Cres

No reviews yet

18 years of experience

JL Home Services is a professional veteran owned Handy Man company. Specializing in plumbing and HVAC repair and installation. We value customer service, integrity, transparency, and honesty. We have 16 years of property management and homeservices in the Louisiana and Albany area. Every customer's home is treated like our own.

We are a small contracting service that dose residential and commercial work. We offer free estimates in Jefferson county. Call for availability and prices

Redneck Construction

105 Eiseman St

5.00(

)

Redneck Construction

105 Eiseman St

5.00(

)

Customers say: Quick response

Recommended by 100% of Angi customers

I have a crew of four that is skilled in the trade.been in business 4 about 2yrs but have 20 yrs exp.

SPH Services LLC

100 Stone Ridge Rd

No reviews yet

SPH Services LLC

100 Stone Ridge Rd

No reviews yet

15 years of experience

Handyman work, General Contracting services, with over 25 years experience. Fully insured. Our motto "No job too big, no job too small" We are a small husband and wife owned business, therefore able to offer competitive pricing while keeping the quality of work high. We have a dedicated well trained crew.

Austin Bros. Contracting

4 Roberts Ct

No reviews yet

Austin Bros. Contracting

4 Roberts Ct

No reviews yet

28 years of experience

Get The Right Guy The First Time The Registered Trade Mark That Was Produced By Our Customers,Literally I Had Customers Insist On Taking My Truck and Putting The Logo On The Truck,Only After Hearing,and I Quote"I Should Have Hire You Guys The First Time, Hundreds of Times I Then Agreed To Letting That Logo On My Truck,Now On The Other Trucks .In Short We Have Plenty Of References That In Itself Says Everything !

Jaer Baer Enterprises

359 Michaels Rd

No reviews yet

Jaer Baer Enterprises

359 Michaels Rd

No reviews yet

13 years of experience

We are a family owned and operated business , That have the right skilled professionals to get all you your contractor needs accomplished !! We have teams in multiple areas and we do use some subcontractors .. We do offer some payment options , we to offer promotions and discounts !!

Showing 1-10 of 38

Water Heaters questions, answered by experts

Unless you have previous plumbing experience or extensive experience with water heaters, you should avoid replacing your electric water heater yourself. This process involves disconnecting wiring and parts from the old water heater and reinstalling them onto the new one, among other difficult tasks. This job is best left to the pros to make sure that everything is connected correctly to avoid serious leaks or malfunctions.

According to the U.S. Department of Energy, tankless water heaters are anywhere from 8% to 34% more efficient than regular water heaters. Exactly how much energy you’ll save depends on your household’s water usage. When you purchase a tankless water heater, you’ll also likely upgrade to more efficient technology than your current water heater, which can add to energy savings.

Every type of water heater has its advantages and disadvantages. Understanding those can help you decide the best type for your situation and budget.

Pros

Safer than gas or propane
Doesn’t require extensive venting systems
Lower upfront costs
Simpler to operate
No pilot light
Easier installation
More efficient heating than gas models
Available as point-of-use (POU) and whole-house units

Cons

Slower to heat water
Longer recovery time
Possibly higher operating costs
Doesn’t work during a power outage
Costs can increase without a 240-volt connection

Water heaters seldom ever burst, but when they do, you should know the warning signs to protect your home. The biggest sign that your water heater is about to burst is a sulfuric smell. If your home inexplicably smells like rotten eggs, then this could be an indication of a gas leak in your gas water heater. If gas leaks out of the unit, it could ignite and cause an explosion, so you should immediately shut off the gas and call a plumber near you to inspect your water heater.

How long a water heater lasts depends on the type. A conventional tanked water heater has an average lifespan of eight to 12 years. Tankless models typically last a little longer, anywhere from 10 to 15 years. Regular maintenance can help you extend the life of your water heater and keep operating costs in check.

The Pamelia, NY homeowners’ guide to water heater services

From average costs to expert advice, get all the answers you need to get your job done.

See all articles

Allie Ogletree
•
May 2, 2025May 2, 2025
How Much Does a Tankless Water Heater Cost? [2025 Data]
Tankless water heater costs depend on the size of your water heater, location, fuel type, and more. Keep reading to calculate your expenses.
Timothy Moore
•
Oct 27, 2025Oct 27, 2025
How Much Does a Solar Water Heater Cost? [2025 Data]
While solar water heater costs are a bit higher than a standard system, this energy-saving option could pay for itself in a few years. Here’s what you need to know.
Scott Dylan Westerlund
•
May 20, 2025May 20, 2025
How Much Does It Cost to Flush a Water Heater? [2025 Data]
A water heater flush costs $160 on average but can vary based on the unit size, type, labor, location, and more. Keep reading to learn how much you could pay.
Amy Freeman
•
Apr 24, 2025Apr 24, 2025
7 Types of Water Heaters and How to Select the Right One for Your Home
Explore the features, capacity, price, and efficiency of the most common types of water heaters to help you find the right one for your home.
Audrey Bruno
•
Apr 23, 2025Apr 23, 2025
Gas Water Heater Not Lighting? 5 Potential Causes and Solutions
Gas water heater not lighting? There are a handful of reasons an issue like this happens, but most of the causes are simple and inexpensive to fix.
Kelly Weimert
•
Apr 8, 2025Apr 8, 2025
Can You Still Use Water if Your Water Heater Is Leaking?
If your water heater is leaking, you can still use water as long as you have a repair plan. Here’s what you need to know about a leaking water heater.