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Top-Rated Tankless water heater installers in Pasadena - Updated Nov 2026

Avatar for Repipe Pros
Repipe Pros
5.0(
31
)
Tankless Water Heater - Install

Serving Pasadena, TX and surrounding areas

Approved

In business since 2013

Free estimates

Warranties offered

"These guys were amazing. I hired them to replace my tankless hot water heater. They took a no need to haggle approach to the estimate process, which I appreciated. The install process felt very white glove, with runners deployed left left my floors and freshly painted walls without a mark. JD was very professional and personable, taking the needed time to do the install correct the first time. They even went the extra mile and fixed an unrelated issue (was not their fault) that would have failed the city inspection. What service! These guys are my new go to plumbers "
Additional Photos
Additional Photos
Additional Photos
Attic work
External Tankless

+37

58 neighbors recently requested a quote
Recommended by16%of homeowners
Avatar for Heaton Plumbing Inc.
Heaton Plumbing Inc.
4.6(
58
)
Tankless Water Heater - Install

Serving Pasadena, TX and surrounding areas

Approved

In business since 1985

Emergency services offered

Warranties offered

"Wow. It could not have been easier. I filled out the information on Angies list and the phone rang a few seconds later. Heaton plumbing scheduled a time to come out. They arrived promptly and were very professional. Great service. I'll use them again if we need a plumber."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+8

Recommended by89%of homeowners
Avatar for 1-800-Plumber Of Pearland
1-800-Plumber Of Pearland
4.5(
344
)
Tankless Water Heater - Install

Serving Pasadena, TX and surrounding areas

Approved

Super Service Award Winner

In business since 1983

Free estimates

Credit card accepted

"I had a 14 year old water in my attic and after the pilot lite went out for the second time, i decided to get a new heater. I called 1800 plumber at 3 pm and Chad arrived at 5. He went into the attic and re lit the pilot so i would have hot water. Anyway i bought a new heater, which was installed the next morning. Everything was perfect and i highly recommend 1-800-plumber and especially Chad"
Tankless Water Heater Install
Response time4 hrs
277 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Pipers Plumbing Co. LLC
Pipers Plumbing Co. LLC
4.9(
50
)
Tankless Water Heater - Install

Serving Pasadena, TX and surrounding areas

Approved

In business since 2010

Free estimates

Warranties offered

"High quality work product from Pipers Plumbing. Hard working, attention to detail type work from these guys. Installed a tankless hot water heater for us and did a fantastic job! Will use them again for plumbing needs in the future! Thank you for the great service!"
Tankless water heater
Tank water heater
Tank water heater
Response time12 hrs
Response rate96%
Recommended by100%of homeowners
Avatar for Nick's Plumbing & Sewer Service, Inc.
Nick's Plumbing & Sewer Service, Inc.
4.6(
494
)
Tankless Water Heater - Install

Serving Pasadena, TX and surrounding areas

Approved (Corporate)

In business since 1979

Free estimates

Credit card accepted

"Fantastic job. Flushed out my tankless water heater then installed something that cleans water so I never have to have it flush d again. So happy. They also fixed a leaking outside faucet that lid put insulation they did not charge me for. I highly recommend them."
Sewer Repair
Under slab repair
Under slab repair
Under slab repair
Under slab repair

+1

Response time6 hrs
2 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for Tradition Services
Tradition Services
4.8(
63
)
Tankless Water Heater - Install

Serving Pasadena, TX and surrounding areas

Approved

Super Service Award Winner

In business since 2011

Free estimates

Emergency services offered

"⭐⭐⭐⭐⭐ 5 Stars – Exceptional Generator Installation Experience! I couldn’t be happier with the experience I had with Tradition Services during my recent generator installation. From start to finish, the entire process was seamless, professional, and exceeded my expectations. Eric was incredibly knowledgeable and took the time to explain all my options, making sure I understood every step of the installation process. He made the whole thing feel easy and stress-free. His honesty and attention to detail gave me complete confidence in the investment I was making for my home. Diana was a pleasure to work with as well—super responsive, organized, and on top of all the scheduling and communication. She made sure everything moved along smoothly and that I was kept in the loop at every stage. The crew that came out was punctual, respectful of my property, and worked efficiently. The final result looks clean and professional, and everything is running perfectly. If you’re considering a whole-home generator, I highly recommend Tradition Services. Between the top-notch service and amazing people like Eric and Diana, they’ve earned my trust and a permanent spot in my contact list for future HVAC, plumbing, and electrical needs. Thank you!"
This is one of Are Field Manager in the field Training to install Compressor.
In this Picture we have Danny one of are Awesome techs Finishing up installing a Compressor and is now in the stage of pulling a vacuum, to make sure we have zero moisture in the line set.
We Can install Any Tub or Shower of Your Choosing.
One of are Tech helping installing Poly gas line in the ground
Family

+17

Response time1 day
Response rate100%
34 neighbors recently requested a quote
Avatar for Mission A/C Home Services, LLC
Mission A/C Home Services, LLC
5.0(
12
)
Tankless Water Heater - Install

Serving Pasadena, TX and surrounding areas

Approved

In business since 2010

Free estimates

Credit card accepted

"He did an awesome job and corrected some of the problems I was having. My home is only 3 years old. He had to modify the p-traps, because they were done incorrectly. He put a cleaning chemical to clean out the pipes and smell without doing any damage to the pipes. He also flushed out the tank water heater in the attic and replaced some of the devices on the water heater. He did a real good job and was pretty quick."
Air Conditioner
plumber unclog sink
Response time20 mins
Response rate93%
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