Top-rated tankless water heater repair pros.

Get matched with top tankless water heater repair pros in Castle Rock, CO

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Tankless water heater repair pros in Castle Rock

Avatar for Black Diamond Mechanical, Inc.

Black Diamond Mechanical, Inc.

5.00(
14
)
Approved Pro

Black Diamond Mechanical, Inc.

5.00(
14
)
Approved Pro
Customers say: Quick response
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
4 years of experience

We take great pride our experience, expertise, quality, and customer service that we provide to meet the consumer need. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

"Made a huge effort to get my house done quickly. Overcame several unexpected issues to finish the project on time and on budget, including working on the weekend."

David G on October 2024

We take great pride our experience, expertise, quality, and customer service that we provide to meet the consumer need. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

"Made a huge effort to get my house done quickly. Overcame several unexpected issues to finish the project on time and on budget, including working on the weekend."

David G on October 2024


Tipping Hat Plumbing Heating & Electric, LLC**

New on HomeAdvisorNew on HomeAdvisor
Approved Pro

Tipping Hat Plumbing Heating & Electric, LLC**

New on HomeAdvisorNew on HomeAdvisor
Approved Pro
25 years of experience
Free onsite estimate

Tipping Hat Plumbing, Heating & Electric, is a locally family owned and operated business serving the Denver Metro area and surrounding counties! We take pride in offering a range of services, including heating, plumbing, electrical, as well as drains and sewers. Our company thrives on getting you the very best technicians, competitive financing options, robust warranties, all while respecting your time and your home. Our mission is simple: to knock your socks off with exceptional service, every time we are in your home. Why is our company called Tipping Hat? It's more than just our namesake. When we tip our hat to you, it symbolizes the utmost respect and appreciation we hold for our customers. Just as one would tip their hat as a gesture of respect, we strive to go the extra mile to provide exceptional service, quality products, and unwavering support to our customers.

Tipping Hat Plumbing, Heating & Electric, is a locally family owned and operated business serving the Denver Metro area and surrounding counties! We take pride in offering a range of services, including heating, plumbing, electrical, as well as drains and sewers. Our company thrives on getting you the very best technicians, competitive financing options, robust warranties, all while respecting your time and your home. Our mission is simple: to knock your socks off with exceptional service, every time we are in your home. Why is our company called Tipping Hat? It's more than just our namesake. When we tip our hat to you, it symbolizes the utmost respect and appreciation we hold for our customers. Just as one would tip their hat as a gesture of respect, we strive to go the extra mile to provide exceptional service, quality products, and unwavering support to our customers.


Avatar for Tipping Hat Plumbing, Heating & Electric

Tipping Hat Plumbing, Heating & Electric

4.40(
626
)
Approved Pro

Tipping Hat Plumbing, Heating & Electric

4.40(
626
)
Approved Pro
Customers say: Quality work
896 local quotes requested
25 years of experience

Tipping Hat Plumbing, Heating & Electric, is a locally family owned and operated business serving the Denver Metro area and surrounding counties! We take pride in offering a range of services, including heating, plumbing, electrical, as well as drains and sewers. Our company thrives on getting you the very best technicians, competitive financing options, robust warranties, all while respecting your time and your home. Our mission is simple: to knock your socks off with exceptional service, every time we are in your home. Why is our company called Tipping Hat? It's more than just our namesake. When we tip our hat to you, it symbolizes the utmost respect and appreciation we hold for our customers. Just as one would tip their hat as a gesture of respect, we strive to go the extra mile to provide exceptional service, quality products, and unwavering support to our customers.

"I am very pleased"

Rolando M on December 2025

Tipping Hat Plumbing, Heating & Electric, is a locally family owned and operated business serving the Denver Metro area and surrounding counties! We take pride in offering a range of services, including heating, plumbing, electrical, as well as drains and sewers. Our company thrives on getting you the very best technicians, competitive financing options, robust warranties, all while respecting your time and your home. Our mission is simple: to knock your socks off with exceptional service, every time we are in your home. Why is our company called Tipping Hat? It's more than just our namesake. When we tip our hat to you, it symbolizes the utmost respect and appreciation we hold for our customers. Just as one would tip their hat as a gesture of respect, we strive to go the extra mile to provide exceptional service, quality products, and unwavering support to our customers.

"I am very pleased"

Rolando M on December 2025


Avatar for Rooter Guy, LLC

Rooter Guy, LLC

4.67(
2,737
)
Approved Pro

Rooter Guy, LLC

4.67(
2,737
)
Approved Pro
Super Service Award
Customers say: Super punctual
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
1199 local quotes requested

RooterGuy Plumbing has over 30 years plus of experience BBB Accredited since 2012 specializing in all facets of the plumbing work, from drain clearing to whole house piping. We are family owned and operated. We still run on word of mouth advertising rather than taking out ads that are costly, this helps us save money so that we may pass on that savings to our customers. We have over two thousand ratings on the HomeAdvisor web site, real customers whom we have provided a service to, from minor drain cleaning to large scale whole sewer replacements, and though we know all of this may not matter to most consumers, we work very hard and pride ourselves to do well and make sure that all of our customers feel comfortable with us and our services. We are insured and bonded, and we look out for all customers best interest, we never pressure anyone to use our services over others our knowledge and experience speaks for itself. Call us today and do not forget to ask about our discounts.

"very happy, quick, neat, and lean after himself. did an extra few things that needed to be done, "

Joan F on December 2025

RooterGuy Plumbing has over 30 years plus of experience BBB Accredited since 2012 specializing in all facets of the plumbing work, from drain clearing to whole house piping. We are family owned and operated. We still run on word of mouth advertising rather than taking out ads that are costly, this helps us save money so that we may pass on that savings to our customers. We have over two thousand ratings on the HomeAdvisor web site, real customers whom we have provided a service to, from minor drain cleaning to large scale whole sewer replacements, and though we know all of this may not matter to most consumers, we work very hard and pride ourselves to do well and make sure that all of our customers feel comfortable with us and our services. We are insured and bonded, and we look out for all customers best interest, we never pressure anyone to use our services over others our knowledge and experience speaks for itself. Call us today and do not forget to ask about our discounts.

"very happy, quick, neat, and lean after himself. did an extra few things that needed to be done, "

Joan F on December 2025


Avatar for Apple Aire

Apple Aire

4.82(
170
)
Approved Pro

Apple Aire

4.82(
170
)
Approved Pro
Super Service Award
Customers say: Quick response
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
49 local quotes requested

Apple Aire is well known in the area for their superior quality workmanship and commitment. Unlike typical HVAC's who simply want to install the unit and be done with it, your Apple Aire technician will diligently consider all factors, including energy efficiency and weatherization to select the most appropriate unit for your home. If you're looking for excellent customer service and an experienced, reliable team for your next HVAC installation, look no further than Apple Aire.

"Detail oriented and educational! "

Maggie H on September 2025

Apple Aire is well known in the area for their superior quality workmanship and commitment. Unlike typical HVAC's who simply want to install the unit and be done with it, your Apple Aire technician will diligently consider all factors, including energy efficiency and weatherization to select the most appropriate unit for your home. If you're looking for excellent customer service and an experienced, reliable team for your next HVAC installation, look no further than Apple Aire.

"Detail oriented and educational! "

Maggie H on September 2025


Avatar for SWAN Plumbing, Heating & Air of Denver

SWAN Plumbing, Heating & Air of Denver

5.00(
1
)
Approved Pro

SWAN Plumbing, Heating & Air of Denver

5.00(
1
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
75 local quotes requested

Our team of master plumbing, heating and air conditioning technicians are dedicated to providing professional quality plumbing and HVAC services to residents and families throughout the Denver metro area. Our teams of highly qualified plumbers and technicians are always equipped with stocked work trucks to get the job done and resolve your issues quickly. We understand the importance of providing timely and high quality service. Being a family-owned and operated business, we're also mindful of the fact that it's taking place within your home, and take the following steps to respect your home while we're on-site

"Did the job right!"

John D on September 2023

Our team of master plumbing, heating and air conditioning technicians are dedicated to providing professional quality plumbing and HVAC services to residents and families throughout the Denver metro area. Our teams of highly qualified plumbers and technicians are always equipped with stocked work trucks to get the job done and resolve your issues quickly. We understand the importance of providing timely and high quality service. Being a family-owned and operated business, we're also mindful of the fact that it's taking place within your home, and take the following steps to respect your home while we're on-site

"Did the job right!"

John D on September 2023


Euro Plumbing

4.95(
19
)
Approved Pro

Euro Plumbing

4.95(
19
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
17 years of experience

Contact Euro Plumbing for your water heater, garbage disposal, faucet, sinks installations. We have the best price in town, licensed, insured, background checked and all work is done professional! As a full service Master Plumber, Dimitar Kostarev is a true professional with more than 10 years experience in the plumbing business. We react when you need us, get your request right and get it DONE right!!! Our goal is to provide personalized service to every house we walk in!

"Euro plumbing is terrific. They showed up as promised and installed a new water heater at the price that they had promised. William was a great installer, clean kind courteous and helpful. I recommend them highly"

Kenton K on December 2024

Contact Euro Plumbing for your water heater, garbage disposal, faucet, sinks installations. We have the best price in town, licensed, insured, background checked and all work is done professional! As a full service Master Plumber, Dimitar Kostarev is a true professional with more than 10 years experience in the plumbing business. We react when you need us, get your request right and get it DONE right!!! Our goal is to provide personalized service to every house we walk in!

"Euro plumbing is terrific. They showed up as promised and installed a new water heater at the price that they had promised. William was a great installer, clean kind courteous and helpful. I recommend them highly"

Kenton K on December 2024


Avatar for Tipping Hat Plumbing, Heating & Electric

Tipping Hat Plumbing, Heating & Electric

3.92(
109
)
Approved Pro

Tipping Hat Plumbing, Heating & Electric

3.92(
109
)
Approved Pro
Customers say: Super punctual
91 local quotes requested
19 years of experience

Here at Tipping Hat Plumbing, Heating & Electric our focus is Good Old Fashioned Service. Plumbing, Heating, Cooling, Drain Cleaning and Electric service that is done right, that will last and skillfully completed by one of our hard working, courteous service specialists.

"Great service"

Vince M on September 2025

Here at Tipping Hat Plumbing, Heating & Electric our focus is Good Old Fashioned Service. Plumbing, Heating, Cooling, Drain Cleaning and Electric service that is done right, that will last and skillfully completed by one of our hard working, courteous service specialists.

"Great service"

Vince M on September 2025


Avatar for Aether Mechanical, LLC

Aether Mechanical, LLC

4.77(
83
)
Approved Pro

Aether Mechanical, LLC

4.77(
83
)
Approved Pro
Customers say: True professional
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
83 local quotes requested

Aether Mechanical is a full service residential & commercial services Company specializing in Heating & Gas, Cooling, Plumbing & Electrical services. The only firm in Denver powered solely by engineers, Aether Mechanical ensures that you have the right people examining and installing your home?s systems to the highest quality and detail. We partner with only the best in the industry-- powered by the latest in technological advances--to guarantee your systems will last and perform efficiently for many more years to come. Call us today!

"Paolo had our water heater up and running within minutes of arriving,"

Bryan S on December 2025

Aether Mechanical is a full service residential & commercial services Company specializing in Heating & Gas, Cooling, Plumbing & Electrical services. The only firm in Denver powered solely by engineers, Aether Mechanical ensures that you have the right people examining and installing your home?s systems to the highest quality and detail. We partner with only the best in the industry-- powered by the latest in technological advances--to guarantee your systems will last and perform efficiently for many more years to come. Call us today!

"Paolo had our water heater up and running within minutes of arriving,"

Bryan S on December 2025


Avatar for Applewood Plumbing, Heating & Electric

Applewood Plumbing, Heating & Electric

4.87(
574
)
Approved Pro

Applewood Plumbing, Heating & Electric

4.87(
574
)
Approved Pro
Customers say: True professional
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
210 local quotes requested

We have been proudly serving Denver, Boulder and the surrounding metro areas for over 50 years! At Applewood EVERY technician is licensed, background checked & drug tested. When using Applewood, customers receive a picture and short bio of the technician dispatched to their home. We will fix your problem RIGHT, the first time, at an approved, up-front price. After your appointment, we follow up with a phone call to make sure your appointment went just as you expected. We are open 6AM to 10PM, 7 days a week to serve you at your convenience with NO OVERTIME CHARGES.

"Quick, professional, reasonably priced"

Brian M on November 2025

We have been proudly serving Denver, Boulder and the surrounding metro areas for over 50 years! At Applewood EVERY technician is licensed, background checked & drug tested. When using Applewood, customers receive a picture and short bio of the technician dispatched to their home. We will fix your problem RIGHT, the first time, at an approved, up-front price. After your appointment, we follow up with a phone call to make sure your appointment went just as you expected. We are open 6AM to 10PM, 7 days a week to serve you at your convenience with NO OVERTIME CHARGES.

"Quick, professional, reasonably priced"

Brian M on November 2025

...
Showing 1-10 of 1021