1. Porch
  2. US
  3. CA
  4. Diamond Bar
  5. Tankless Water Heater Installation

Top 10 tankless water heater installation services in Diamond Bar, CA

Porch Pro Headshot Magnolia Heating and Cooling

Magnolia Heating and Cooling

Tankless Water Heater Installation
Serves Diamond Bar, California
(1,723)
We are a family owned and operated business serving the Inland Empire area since 1951. Big enough to offer competitive pricing and services, small enough to put customer satisfaction as our No. 1 priority. NO FALSE PROMISES. We're just a neighborhood business asking for the opportunity to show the...Read more about Magnolia Heating and Cooling
We are a family owned and operated business serving the Inland Empire area since 1951. Big enough to offer competitive pricing and services, small enough to put customer satisfaction as our No. 1 priority. NO FALSE PROMISES. We're just a neighborhood business asking for the opportunity to show the...Read more about Magnolia Heating and Cooling
Porch Pro Headshot EASY ROOTER PLUMBING AND DRAIN CLEANING

EASY ROOTER PLUMBING AND DRAIN CLEANING

Tankless Water Heater Installation
Serves Diamond Bar, California
(510)
Make Easy Rooter Plumbing & Drain Cleaning your source for expert plumbing services and drain cleaning. Backed by 13 years of combined experience, our licensed plumbers can quickly solve your plumbing or drain problems. Trust the professional plumbers from Easy Rooter Plumbing & Drain Cleaning for ...Read more about EASY ROOTER PLUMBING AND DRAIN CLEANING
Make Easy Rooter Plumbing & Drain Cleaning your source for expert plumbing services and drain cleaning. Backed by 13 years of combined experience, our licensed plumbers can quickly solve your plumbing or drain problems. Trust the professional plumbers from Easy Rooter Plumbing & Drain Cleaning for ...Read more about EASY ROOTER PLUMBING AND DRAIN CLEANING
Porch Pro Headshot Ameri-Cal Repipe & Plumbing

Ameri-Cal Repipe & Plumbing

Tankless Water Heater Installation
Serves Diamond Bar, California
(269)
Ameri-Cal Repipe and Plumbing is serving top-of-the chart services to its customers from over 17 years. With 100% customer satisfaction rate we are leading in this class of business after all customer satisfaction is our aim. By this approach we have outshined all our rivals slowly and steadily.
Ameri-Cal Repipe and Plumbing is serving top-of-the chart services to its customers from over 17 years. With 100% customer satisfaction rate we are leading in this class of business after all customer satisfaction is our aim. By this approach we have outshined all our rivals slowly and steadily.
Porch Pro Headshot Design Air, Inc.

Design Air, Inc.

Tankless Water Heater Installation
Serves Diamond Bar, California
(197)
We are a family owned and operated Air Conditioning and Heating repair and installation service company. We provide quality work at affordable prices. We have been servicing the Inland Empire for 14 years now and have experience in the business for over 30+years. We provide service to both residenti...Read more about Design Air, Inc.
We are a family owned and operated Air Conditioning and Heating repair and installation service company. We provide quality work at affordable prices. We have been servicing the Inland Empire for 14 years now and have experience in the business for over 30+years. We provide service to both residenti...Read more about Design Air, Inc.
Porch Pro Headshot CWP Heating & Air, Inc.

CWP Heating & Air, Inc.

Tankless Water Heater Installation
Serves Diamond Bar, California
(159)
C.W.P. Heating and Air's number one goal is to supply local residents and businesses with the highest quality HVAC service available. Whether it be a simple furnace repair, or a large A/C installation, our staff and technicians are trained to meet and exceed your expectations. Because we value custo...Read more about CWP Heating & Air, Inc.
C.W.P. Heating and Air's number one goal is to supply local residents and businesses with the highest quality HVAC service available. Whether it be a simple furnace repair, or a large A/C installation, our staff and technicians are trained to meet and exceed your expectations. Because we value custo...Read more about CWP Heating & Air, Inc.
Porch Pro Headshot Muzila Plumbing

Muzila Plumbing

Tankless Water Heater Installation
Serves Diamond Bar, California
(156)
Since 2009, Steve Muzila has been the driving force behind the success of Muzila Plumbing & Rooter, Inc., located in West Covina, CA. He is not just the owner of this enterprise but also a trained member of the Union who has had over two decades of experience in this field. Honesty and integrity are...Read more about Muzila Plumbing
Since 2009, Steve Muzila has been the driving force behind the success of Muzila Plumbing & Rooter, Inc., located in West Covina, CA. He is not just the owner of this enterprise but also a trained member of the Union who has had over two decades of experience in this field. Honesty and integrity are...Read more about Muzila Plumbing
Porch Pro Headshot Jeff Shaffer Plumbing

Jeff Shaffer Plumbing

Tankless Water Heater Installation
Serves Diamond Bar, California
(83)
"I had a great experience with Jeff Shaffer Plumbing! He was very professional by keeping me in the loop through the whole bathroom remodel process. It is very clear just by looking at the quality of his work that he has been doing plumbing for a very long time. Next time I have a plumbing problem, ...Read more about Jeff Shaffer Plumbing
"I had a great experience with Jeff Shaffer Plumbing! He was very professional by keeping me in the loop through the whole bathroom remodel process. It is very clear just by looking at the quality of his work that he has been doing plumbing for a very long time. Next time I have a plumbing problem, ...Read more about Jeff Shaffer Plumbing
Porch Pro Headshot California Cool Breeze

California Cool Breeze

Tankless Water Heater Installation
Serves Diamond Bar, California
(55)
"I live in illinois but own a rental home in Moreno valley. Chris has handled my Ac issues for several years. I love that I have someone I trust. Especially when the repairs and work he is doing, and what I'm praying for, aren't things I can just go out and see. Honest guy, fair prices, quality wor...Read more about California Cool Breeze
"I live in illinois but own a rental home in Moreno valley. Chris has handled my Ac issues for several years. I love that I have someone I trust. Especially when the repairs and work he is doing, and what I'm praying for, aren't things I can just go out and see. Honest guy, fair prices, quality wor...Read more about California Cool Breeze
Porch Pro Headshot Sturges Heating and Air Conditioning

Sturges Heating and Air Conditioning

Tankless Water Heater Installation
Serves Diamond Bar, California
(68)
When it comes to indoor comfort, you need the right air conditioning and heating systems to fit your home or building size and budget. Our HVAC solutions are built with a variety of the best products and superior services. From designing, selecting, and installing an HVAC system, air conditioner, or...Read more about Sturges Heating and Air Conditioning
When it comes to indoor comfort, you need the right air conditioning and heating systems to fit your home or building size and budget. Our HVAC solutions are built with a variety of the best products and superior services. From designing, selecting, and installing an HVAC system, air conditioner, or...Read more about Sturges Heating and Air Conditioning
Porch Pro Headshot Suburban Plumbing

Suburban Plumbing

Tankless Water Heater Installation
Serves Diamond Bar, California
(42)
At Suburban Plumbing, we pride ourselves on providing our customers with reasonable pricing, quality workmanship, and professional service on every call. When you work with Suburban Plumbing, you know you are getting high quality products and exceptional service facilitated by cutting edge technolog...Read more about Suburban Plumbing
At Suburban Plumbing, we pride ourselves on providing our customers with reasonable pricing, quality workmanship, and professional service on every call. When you work with Suburban Plumbing, you know you are getting high quality products and exceptional service facilitated by cutting edge technolog...Read more about Suburban Plumbing

Costs to Install a Tankless Hot Water Heater

$2154 - $2482
Diamond Bar, CA average
Get costs in your area
While $2154 - $2482 represents average costs for Diamond Bar, use the cost guide to determine prices near you.
Calculate for your area
Want a professional opinion?
Submit your project to local pros and get estimates based on your particular needs.
Get Pro Quotes

Top questions to ask before hiring a tankless water heater installer

A professional will assist you with scope and estimates, but having a clear idea of what you want to accomplish will help communication.

Do you want professionals to do everything, or do you have the time and skill to do some of the work?

Many projects such as have a DIY component, such as painting or cleanup.

First and foremost, protect yourself and make sure the contractor and any sub-contractors are licensed, bonded and insured.

Recent reviews for Diamond Bar tankless water heater installation services

29469

Very conscientious. Uses quality parts. He and his men do nice work.

- Molly Max
22572

Chris did a great job for me. He showed up looking professional, knew what he was talking about and his work was excellent. Would recommend him to anyone!

- Mike Stickley
23674

Experience counts and when it comes to experience Chris cant be beat. Add to that the best customer service out there you just cant go wrong. Had Cool Breeze install my system new from the ground up. It has performed flawless and perfectly matched to my n...

- Robert Herkelrath
22746

I have done a lot of work with this company, they are among the best. Chris is very professional and always willing to answer any questions you may have.

- Ricky Felix
22976

I'm very please from his work.. I perches old house and I asked from Christofer to give me an estimate for a new system and he explained to me about the high energy efficiency system. We're very happy from the low electric bill and the fair price.

- Gil Mizrahi
22575

Chris is a true professional and extremely talented in his trade.

- Michael Guinn
80655

They are the BEST!

- Brenda Smith
111814

Great attitude and punctual. Thanks John!

- Travis Mcgregor
80654

They are the best!

- Brenda Smith
206486

I really appreciate the pro coming out during the window I was given. He was able to diagnose the trouble quickly. He was able to unclog the sink. Great value in such short notice. He was very professional and I would highly recommend this service to a...

- Hwang Lee
206491

Our technician was extremely knowledgeable and was able to resolve our plumbing issues. He was courteous and explained the details of the work needed to fix our gas lines under our house. I will recommend your service to others.

- Cindy Li
206477

Technician was very organized.Job was very tedious, replaced the toilet and pipes, and he got the job done. I was very pleased. Price was less than other quotes.

- Sandro Martinez

All tankless water heater installation services in Diamond Bar, CA

Porch Pro Headshot A.C.R Contracting & Handyman Services

A.C.R Contracting & Handyman Services

Tankless Water Heater Installation
Serves Diamond Bar, California
(16)
We are a multifaceted service company. We provide: General construction, kitchen, bathroom remodels. Door, window installations. Remove walls or install new walls. Plumbing, electrical, drywall, stucco, tile or wood flooring, & framing. We pride our selves on providing fast dependable and quality w...Read more about A.C.R Contracting & Handyman Services
We are a multifaceted service company. We provide: General construction, kitchen, bathroom remodels. Door, window installations. Remove walls or install new walls. Plumbing, electrical, drywall, stucco, tile or wood flooring, & framing. We pride our selves on providing fast dependable and quality w...Read more about A.C.R Contracting & Handyman Services
Porch Pro Headshot Four Elements Plumbing

Four Elements Plumbing

Tankless Water Heater Installation
Serves Diamond Bar, California
(26)
Four Elements Plumbing, Inc. is your family-owned-and-operated plumbing company in Bell, California, specializing in a range of residential and commercial plumbing services. Both honest and reliable, we offer the fairest process around, and if you have an emergency, we'll be there for you 24/7. Whe...Read more about Four Elements Plumbing
Four Elements Plumbing, Inc. is your family-owned-and-operated plumbing company in Bell, California, specializing in a range of residential and commercial plumbing services. Both honest and reliable, we offer the fairest process around, and if you have an emergency, we'll be there for you 24/7. Whe...Read more about Four Elements Plumbing
Porch Pro Headshot Talent Air

Talent Air

Tankless Water Heater Installation
Serves Diamond Bar, California
(13)
We would like to introduce our company, Talent Air is a family owned and operated company, with hopes that we may serve your company's Air Conditioning needs. We are a commercial heating, ventilating, and air conditioning contractor with decades of experience. We pride ourselves on the fact we maint...Read more about Talent Air
We would like to introduce our company, Talent Air is a family owned and operated company, with hopes that we may serve your company's Air Conditioning needs. We are a commercial heating, ventilating, and air conditioning contractor with decades of experience. We pride ourselves on the fact we maint...Read more about Talent Air
Porch Pro Headshot DMA Plumbing & Rooter

DMA Plumbing & Rooter

Tankless Water Heater Installation
Serves Diamond Bar, California
(11)
D.M.A Plumbing & Rooter With over 20 years of experience, D.M.A plumbing & rooter can service all of your plumbing needs. The company is family owned where we treat you like family. Owner David M. Arcelay is honest, reliable, knowledgeable and will take good care of you home. Inside and out. Co...Read more about DMA Plumbing & Rooter
D.M.A Plumbing & Rooter With over 20 years of experience, D.M.A plumbing & rooter can service all of your plumbing needs. The company is family owned where we treat you like family. Owner David M. Arcelay is honest, reliable, knowledgeable and will take good care of you home. Inside and out. Co...Read more about DMA Plumbing & Rooter
Porch Pro Headshot EH Renovations

EH Renovations

Tankless Water Heater Installation
Serves Diamond Bar, California
What We're All About EH Renovations is committed to generating personalized, innovative, quality-driven solutions that reflect customer expectations and deliver superior outcome to them. To us, every new project is an opportunity to build new bonds and reinforce lasting relationships. Vision To bec...Read more about EH Renovations
What We're All About EH Renovations is committed to generating personalized, innovative, quality-driven solutions that reflect customer expectations and deliver superior outcome to them. To us, every new project is an opportunity to build new bonds and reinforce lasting relationships. Vision To bec...Read more about EH Renovations
Porch Pro Headshot Prasad Plumbing

Prasad Plumbing

Tankless Water Heater Installation
Serves Diamond Bar, California
Welcome To A. Prasad Plumbing Don't wait for plumbing problems to put you in a tight spot! Call us for all of your needs and trust your plumbing to our certified plumbing team! Whether you're dealing with a simple yet stubbornly clogged drain or need a pipe replacement, we have the tools, skills,...Read more about Prasad Plumbing
Welcome To A. Prasad Plumbing Don't wait for plumbing problems to put you in a tight spot! Call us for all of your needs and trust your plumbing to our certified plumbing team! Whether you're dealing with a simple yet stubbornly clogged drain or need a pipe replacement, we have the tools, skills,...Read more about Prasad Plumbing
Porch Pro Headshot Serviz - Plumbing

Serviz - Plumbing

Tankless Water Heater Installation
Serves Diamond Bar, California
(6)
"Expert service! Extremely satisfied with the repairs that were done in my home. Alex was very professional, insightful, and he was patient and kind. He went above and beyond to make sure I was completely satisfied simply said, his work ethic was outstanding. I would definitely be using your service...Read more about Serviz - Plumbing
"Expert service! Extremely satisfied with the repairs that were done in my home. Alex was very professional, insightful, and he was patient and kind. He went above and beyond to make sure I was completely satisfied simply said, his work ethic was outstanding. I would definitely be using your service...Read more about Serviz - Plumbing
Porch Pro Headshot Code Plus Plumbing, Inc.

Code Plus Plumbing, Inc.

Tankless Water Heater Installation
Serves Diamond Bar, California
Plumbing services in Fullerton California
Plumbing services in Fullerton California
Porch Pro Headshot Forward Plumbing

Forward Plumbing

Tankless Water Heater Installation
Serves Diamond Bar, California
Owner operator. Regis Calles DBA Forward Plumbing. Please dial area codes 626, 562, or 310-PLUMBER (758-6237) for service Sunday - Friday. Offering drain cleaning with snake, hydro jet or kinetic force methods. Also offering backflow prevention testing, repairs and certification, electronic pipe lo...Read more about Forward Plumbing
Owner operator. Regis Calles DBA Forward Plumbing. Please dial area codes 626, 562, or 310-PLUMBER (758-6237) for service Sunday - Friday. Offering drain cleaning with snake, hydro jet or kinetic force methods. Also offering backflow prevention testing, repairs and certification, electronic pipe lo...Read more about Forward Plumbing
Porch Pro Headshot Royal Flush Plumbing & Drain

Royal Flush Plumbing & Drain

Tankless Water Heater Installation
Serves Diamond Bar, California
When you hire our punctual and professional plumbers, you'll be making a great decision because we'll take the time to understand your home plumbing. We'll assess the situation before recommending any work, and we'll always use premium products and materials because we want to create lasting results...Read more about Royal Flush Plumbing & Drain
When you hire our punctual and professional plumbers, you'll be making a great decision because we'll take the time to understand your home plumbing. We'll assess the situation before recommending any work, and we'll always use premium products and materials because we want to create lasting results...Read more about Royal Flush Plumbing & Drain
Porch Pro Headshot M C PLUMBING COMPANY

M C PLUMBING COMPANY

Tankless Water Heater Installation
Serves Diamond Bar, California
New company with 20 years in the plumbing industry
New company with 20 years in the plumbing industry
Porch Pro Headshot Elmer's Plumbing

Elmer's Plumbing

Tankless Water Heater Installation
Serves Diamond Bar, California
Porch Pro Headshot S & P AIR CONDITIONING AND HEATING

S & P AIR CONDITIONING AND HEATING

Tankless Water Heater Installation
Serves Diamond Bar, California
Hi, I am calling from S& P air conditioning . I know you have some problems with the air conditioner or refrigeration . Maybe we can help you with that issue , thank you very much.
Hi, I am calling from S& P air conditioning . I know you have some problems with the air conditioner or refrigeration . Maybe we can help you with that issue , thank you very much.

Latest projects near Diamond Bar

Recent projects booked on Porch
Diamond Bar 91765
Tankless Water Heater Installation
Comments from Customer
Electricity not getting to the board
Diamond Bar 91765
Tankless Water Heater Installation
Comments from Customer
No hot water
Chino Hills 91709
Tankless Water Heater Installation
Comments from Customer
Navien tankless water heater model nor 240a making noise like a pump may be failing.