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Tankless water heater repair pros in San Antonio

Avatar for Plumbing Diagnostic & Repair

Plumbing Diagnostic & Repair

PO BOX 116
New on HomeAdvisorNew on HomeAdvisor
Approved Pro

Plumbing Diagnostic & Repair

PO BOX 116
New on HomeAdvisorNew on HomeAdvisor
Approved Pro
6 years of experience
Free onsite estimate

Plumbing Diagnostic & Repair is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business. Please give us a call today!

Plumbing Diagnostic & Repair is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business. Please give us a call today!


Avatar for Juan's Plumbing Services, LLC

Juan's Plumbing Services, LLC

10730 Potranco Rd, Suite 122 Box 203
5.00(
5
)
Approved Pro

Juan's Plumbing Services, LLC

10730 Potranco Rd, Suite 122 Box 203
5.00(
5
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
6 years of experience

Juan's Plumbing Services is a locally owned & operated business located in San Antonio. With over 14 years of experience as a Master Plumber, you can trust us to complete your plumbing project to perfection every single time. We pride ourselves on delivering exceptional customer service and turning every customer into a life-time customer. Call today to set an appointment! You'll be glad you did.

"Will definitely recommend Juanâ s plumbing. Had my repair done the same day."

Maria J on May 2023

Juan's Plumbing Services is a locally owned & operated business located in San Antonio. With over 14 years of experience as a Master Plumber, you can trust us to complete your plumbing project to perfection every single time. We pride ourselves on delivering exceptional customer service and turning every customer into a life-time customer. Call today to set an appointment! You'll be glad you did.

"Will definitely recommend Juanâ s plumbing. Had my repair done the same day."

Maria J on May 2023


Avatar for Bluefrog Plumbing + Drain of San Antonio

Bluefrog Plumbing + Drain of San Antonio

22003 Chesterwick Dr
4.90(
5
)
Approved Pro

Bluefrog Plumbing + Drain of San Antonio

22003 Chesterwick Dr
4.90(
5
)
Approved Pro
Customers say: Quick response
184 local quotes requested
1 years of experience

Owners have combined 10+ years in service, Plumbers have over 50

"Fast work! Anthony was very friendly and honest about what my house needed"

Minu M on August 2025

Owners have combined 10+ years in service, Plumbers have over 50

"Fast work! Anthony was very friendly and honest about what my house needed"

Minu M on August 2025


Avatar for 1-800-Plumber + Air of East San Antonio

1-800-Plumber + Air of East San Antonio

8845 FM 1976 Suite 107
4.80(
5
)
Approved Pro

1-800-Plumber + Air of East San Antonio

8845 FM 1976 Suite 107
4.80(
5
)
Approved Pro
Customers say: Quick response
157 local quotes requested
1 years of experience

1-800-Plumber + Air is focused on being the BEST! It's not about being better than everyone else, instead our focus is on providing you with the fast, dependable plumbing and emergency services when you need it most. Our goal is to give you the BEST experience you have ever received from a service based business.

"Polite, fast friendly service. They were really nice to work with. Replaced outdoor faucet and washing machine faucets, and did a great job. Quick even with our older quirky house. I would recommend this company for friendly, professional service with a very fair price."

Suzanne L on July 2025

1-800-Plumber + Air is focused on being the BEST! It's not about being better than everyone else, instead our focus is on providing you with the fast, dependable plumbing and emergency services when you need it most. Our goal is to give you the BEST experience you have ever received from a service based business.

"Polite, fast friendly service. They were really nice to work with. Replaced outdoor faucet and washing machine faucets, and did a great job. Quick even with our older quirky house. I would recommend this company for friendly, professional service with a very fair price."

Suzanne L on July 2025


Avatar for CoverAll Plumbing Solutions

CoverAll Plumbing Solutions

1005 Perez St
5.00(
3
)
Approved Pro

CoverAll Plumbing Solutions

1005 Perez St
5.00(
3
)
Approved Pro
Customers say: Quick response
2 years of experience
Free onsite estimate

Here at CoverAll Plumbing Solutions, we are a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We offer a variety of quality home improvement services. You will find us to be competitively priced with close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships and guaranteeing your satisfaction! We offer 24-hour emergency services.

"My water heater went out, called Coverall plumbing within same day I had a new tank ! Installed, tested, and ready to use! They were very proficient, on time and kept me up to par with all and any updates."

Chris C on January 2024

Here at CoverAll Plumbing Solutions, we are a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We offer a variety of quality home improvement services. You will find us to be competitively priced with close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships and guaranteeing your satisfaction! We offer 24-hour emergency services.

"My water heater went out, called Coverall plumbing within same day I had a new tank ! Installed, tested, and ready to use! They were very proficient, on time and kept me up to par with all and any updates."

Chris C on January 2024


Avatar for Beyer Plumbing

Beyer Plumbing

17197 Beyer John Dr
4.77(
13
)
Approved Pro

Beyer Plumbing

17197 Beyer John Dr
4.77(
13
)
Approved Pro
Super Service Award
Customers say: True professional
123 local quotes requested
27 years of experience

Beyer Plumbing is one of San Antonio's largest residential and commercial plumbing companies. As a family-owned business, we view our clients as an extension of our family and have been providing trusted results to residential and commercial customers in the greater San Antonio area since 1990. With over 40 years of collective experience, our technicians are trained, certified, and ready to accommodate your plumbing needs. That means our clients can expect fair treatment, committed service, straight talk, and a focus on quality. We keep up with the latest advances and products so that we can serve you in a reliable manner. Whether it's a hot water problem or a request for a fixture installation, we'll respond promptly. Making sure you're confident in the service we're providing is a priority for us. We believe the most important factor in business success is building long-term relationships with our customers.

"Great work!"

Deric W on July 2025

Beyer Plumbing is one of San Antonio's largest residential and commercial plumbing companies. As a family-owned business, we view our clients as an extension of our family and have been providing trusted results to residential and commercial customers in the greater San Antonio area since 1990. With over 40 years of collective experience, our technicians are trained, certified, and ready to accommodate your plumbing needs. That means our clients can expect fair treatment, committed service, straight talk, and a focus on quality. We keep up with the latest advances and products so that we can serve you in a reliable manner. Whether it's a hot water problem or a request for a fixture installation, we'll respond promptly. Making sure you're confident in the service we're providing is a priority for us. We believe the most important factor in business success is building long-term relationships with our customers.

"Great work!"

Deric W on July 2025


Avatar for Caliente Water, LLC

Caliente Water, LLC

141 Industrial Dr, Suite 204
4.88(
349
)
Approved Pro

Caliente Water, LLC

141 Industrial Dr, Suite 204
4.88(
349
)
Approved Pro
Customers say: Quick response
Recommended by 98% of Angi customers
Recommended by 98% of HomeAdvisor customers
33 local quotes requested

Our company welcomes you to experience a tradition of customer satisfaction that will exceed your greatest expectations. Our professionalism and quality craftsmanship will accurately reflect your tasks and lifestyle. We are known for our prompt service and superior attention to detail. You can count on us to get the job done right the first time. We will meet with you at your convenience and will not keep you waiting. Call us today for your free estimate. You'll be pleased you did. Thank you

"Very professional company, great communication between dispatcher and technician, estimate was sent quickly and the job was done on time according to appointment and the estimate details. No complaints. Will use them again in case of another plumbing job. "

Miolasy S on August 2025

Our company welcomes you to experience a tradition of customer satisfaction that will exceed your greatest expectations. Our professionalism and quality craftsmanship will accurately reflect your tasks and lifestyle. We are known for our prompt service and superior attention to detail. You can count on us to get the job done right the first time. We will meet with you at your convenience and will not keep you waiting. Call us today for your free estimate. You'll be pleased you did. Thank you

"Very professional company, great communication between dispatcher and technician, estimate was sent quickly and the job was done on time according to appointment and the estimate details. No complaints. Will use them again in case of another plumbing job. "

Miolasy S on August 2025


Avatar for Champion A/C, Inc.

Champion A/C, Inc.

2709 Bulverde Rd
4.62(
85
)
Approved Pro

Champion A/C, Inc.

2709 Bulverde Rd
4.62(
85
)
Approved Pro
Customers say: Quick response
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
48 local quotes requested

Undefeated at home since 2007, Champion Cooling, Heating, Plumbing, & Electrical does whatever it takes to clinch total home comfort & 100% customer satisfaction throughout South Central Texas. With honesty & determination, Champion prioritizes the satisfaction of every customer through transparent pricing, educated options, & peace of mind provided by some of the most skilled & community-committed technicians in Texas.

"Very professional and good at communicating. The technician did a great and quick job with the water heater. "

Steve R on March 2025

Undefeated at home since 2007, Champion Cooling, Heating, Plumbing, & Electrical does whatever it takes to clinch total home comfort & 100% customer satisfaction throughout South Central Texas. With honesty & determination, Champion prioritizes the satisfaction of every customer through transparent pricing, educated options, & peace of mind provided by some of the most skilled & community-committed technicians in Texas.

"Very professional and good at communicating. The technician did a great and quick job with the water heater. "

Steve R on March 2025


Avatar for Jilly Plumbing

Jilly Plumbing

28991 Interstate 10 West Suite 107
4.84(
615
)
Approved Pro

Jilly Plumbing

28991 Interstate 10 West Suite 107
4.84(
615
)
Approved Pro
Customers say: Quick response
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
4 years of experience

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!

"While I did not proceed with the overall project, Jillie Plumbing was outstanding in providing advice and cost estimates were inline and even better than competitors. I was so impressed that I have my go to plumber! Recommend you seek Jillie Plumbing with confidence he’ll do only the work needed at a fair price."

Patrick E on December 2024

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!

"While I did not proceed with the overall project, Jillie Plumbing was outstanding in providing advice and cost estimates were inline and even better than competitors. I was so impressed that I have my go to plumber! Recommend you seek Jillie Plumbing with confidence he’ll do only the work needed at a fair price."

Patrick E on December 2024


Avatar for 4m Plumbing Services

4m Plumbing Services

5707 Horizon Dr.
5.00(
12
)
Approved Pro

4m Plumbing Services

5707 Horizon Dr.
5.00(
12
)
Approved Pro
4 years of experience
Free onsite estimate

San Antonio homeowners are smart and we know you’re tired of being overcharged by out-of-town companies that treat you like just another number. At 4M Plumbing, we were born and raised right here in San Antonio. We don’t answer to shareholders, we answer to our neighbors. That’s why we built a plumbing company around what matters to real people here: ✔️ Fair prices that don’t feel like hospital bills ✔️ Quick response times ✔️ Clear communication — start to finish ✔️ Clean, respectful, professional service We specialize in water heaters, sewer line replacements, leak repairs, and more, plus we back our work with real warranties: 🔧 10 years on water heaters 🔧 5 years on sewer line replacements No corporate tricks. Just good plumbing.

"We received excellent service from Will and his helper. They replaced our water heater and relocated the shutoff valve so any future issues would be easier to address."

Ray W on August 2025

San Antonio homeowners are smart and we know you’re tired of being overcharged by out-of-town companies that treat you like just another number. At 4M Plumbing, we were born and raised right here in San Antonio. We don’t answer to shareholders, we answer to our neighbors. That’s why we built a plumbing company around what matters to real people here: ✔️ Fair prices that don’t feel like hospital bills ✔️ Quick response times ✔️ Clear communication — start to finish ✔️ Clean, respectful, professional service We specialize in water heaters, sewer line replacements, leak repairs, and more, plus we back our work with real warranties: 🔧 10 years on water heaters 🔧 5 years on sewer line replacements No corporate tricks. Just good plumbing.

"We received excellent service from Will and his helper. They replaced our water heater and relocated the shutoff valve so any future issues would be easier to address."

Ray W on August 2025

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