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Verified Reviews for Water Softener Service pros in San Leandro, CA

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

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

Last update on November 29, 2025

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Avatar for Environmental Testing & Research Laboratories, Inc

Environmental Testing & Research Laboratories, Inc

4.85(
347
)

Environmental Testing & Research Laboratories, Inc

4.85(
347
)
Customers say: True professional
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers

ETR Laboratories in an analytic laboratory with a broad range of commercial, industrial and individual clients. We provide analytic services using a wide variety of scientific methods including GC/MS, IC/MS, GIR, NMR and SEM equipment. We can do particle analysis, organic and inorganic chemical analysis and micro analysis on biological and other materials. Private water analysis is our specialty. Award winning. Additional DBA - Environmental Testing & Research Laboratories Inc, ETR Labs, ETR Laboratories.

"as advertised"

Nancy C on July 2018

ETR Laboratories in an analytic laboratory with a broad range of commercial, industrial and individual clients. We provide analytic services using a wide variety of scientific methods including GC/MS, IC/MS, GIR, NMR and SEM equipment. We can do particle analysis, organic and inorganic chemical analysis and micro analysis on biological and other materials. Private water analysis is our specialty. Award winning. Additional DBA - Environmental Testing & Research Laboratories Inc, ETR Labs, ETR Laboratories.

"as advertised"

Nancy C on July 2018

Avatar for Fast Water Heater Company

Fast Water Heater Company

4.73(
764
)

Fast Water Heater Company

4.73(
764
)
Customers say: Super punctual
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers

We offer same day installations for gas and electric tank water heaters. We also install tankless and hybrid/heat-pump water heaters. We've been in business since 1986. Serving Western Washington including Seattle, Tacoma, Everett and Olympia areas. We are licensed, bonded and insured. A rating through BBB and awards from Puget Sound Energy for helping consumers save energy.

"From the first phone call to the final installation and closure on the hybrid water heater purchase, every step was done clearly, smoothly, and timely. From providing the top-line product and its installation at the best competitive price to the quality and completeness of the work on installation, we were impressed and pleased."

Tom H on September 2024

We offer same day installations for gas and electric tank water heaters. We also install tankless and hybrid/heat-pump water heaters. We've been in business since 1986. Serving Western Washington including Seattle, Tacoma, Everett and Olympia areas. We are licensed, bonded and insured. A rating through BBB and awards from Puget Sound Energy for helping consumers save energy.

"From the first phone call to the final installation and closure on the hybrid water heater purchase, every step was done clearly, smoothly, and timely. From providing the top-line product and its installation at the best competitive price to the quality and completeness of the work on installation, we were impressed and pleased."

Tom H on September 2024

Avatar for Fast Water Heater Company

Fast Water Heater Company

4.70(
299
)

Fast Water Heater Company

4.70(
299
)
Customers say: Super punctual
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers

Local, trusted, and FAST! Fast Water Heater Company has been serving the local community since 1986. We repair and install all types of water heaters including standard tank water heaters, tankless water heaters, and super-energy-efficient heat pump water heaters. Call us at 800-454-8955 today!

"Service was amazing thank you earl and fast water heater my family and I appreciate it"

David M on April 2023

Local, trusted, and FAST! Fast Water Heater Company has been serving the local community since 1986. We repair and install all types of water heaters including standard tank water heaters, tankless water heaters, and super-energy-efficient heat pump water heaters. Call us at 800-454-8955 today!

"Service was amazing thank you earl and fast water heater my family and I appreciate it"

David M on April 2023

Avatar for SAVIOR PLUMBING

SAVIOR PLUMBING

4.96(
26
)

SAVIOR PLUMBING

4.96(
26
)
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

For 20 years, Savior Plumbing has been helping customers with drain cleaning, water heater installation, repairs on toilets and faucets, sewer repairs and more! We look forward to talking with you!

"Savior always does great work. They replied right away, showed up to the appointment, and were professional and COVID-safe."

Angela R on July 2020

For 20 years, Savior Plumbing has been helping customers with drain cleaning, water heater installation, repairs on toilets and faucets, sewer repairs and more! We look forward to talking with you!

"Savior always does great work. They replied right away, showed up to the appointment, and were professional and COVID-safe."

Angela R on July 2020

Avatar for Callaway Plumbing Inc.

Callaway Plumbing Inc.

5.00(
19
)

Callaway Plumbing Inc.

5.00(
19
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Providing excellent service and leaving our customers problem free is our #1 priority. We achieve this goal by applying top quality plumbing with affordable pricing. There is no job too big or too small for Callaway Plumbing Inc. With our 20 years of experience, we can resolve any of your plumbing needs. Serving the whole bay area and surrounding area. We specialize in new construction, commercial, residential, remodels and service and repairs.

"Opened up exterior stucco wall, immediately found the drain leak. Matched the stucco wall perfectly, you cant even tell there was work done."

Kevin M on January 2021

Providing excellent service and leaving our customers problem free is our #1 priority. We achieve this goal by applying top quality plumbing with affordable pricing. There is no job too big or too small for Callaway Plumbing Inc. With our 20 years of experience, we can resolve any of your plumbing needs. Serving the whole bay area and surrounding area. We specialize in new construction, commercial, residential, remodels and service and repairs.

"Opened up exterior stucco wall, immediately found the drain leak. Matched the stucco wall perfectly, you cant even tell there was work done."

Kevin M on January 2021

Avatar for Alpha Plumbing & Rooter Service

Alpha Plumbing & Rooter Service

4.84(
32
)

Alpha Plumbing & Rooter Service

4.84(
32
)
Customers say: Quick response
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers

Established in 1989, family owned, licensed, & a 2x- Super Service Award winner, we specialize in all aspects of plumbing services. If you need a reliable plumber here in the East Bay and Hayward, CA, ALPHA PLUMBING & ROOTER SERVICE INC. is at your service. Our goal is to provide accurate plumbing installation and repair work, no matter the size or scope of your project. Whether you 're looking to replace a faucet, install a new shower, or repair a damaged pipe or drain, we're the team to trust in Hayward, CA to get the job done right. We take pride in customer satisfaction, where it has allowed us to be A+ rated on the Better Business Bureau and to win the Super Service Award on Angie's List in 2015 and 2017! Give us a call today! (LICENSE #711772)

"Have worked with Alpha Plumbing for close to 18 years and have always received the most professional service. Highly recommend to anyone"

Hank S on May 2022

Established in 1989, family owned, licensed, & a 2x- Super Service Award winner, we specialize in all aspects of plumbing services. If you need a reliable plumber here in the East Bay and Hayward, CA, ALPHA PLUMBING & ROOTER SERVICE INC. is at your service. Our goal is to provide accurate plumbing installation and repair work, no matter the size or scope of your project. Whether you 're looking to replace a faucet, install a new shower, or repair a damaged pipe or drain, we're the team to trust in Hayward, CA to get the job done right. We take pride in customer satisfaction, where it has allowed us to be A+ rated on the Better Business Bureau and to win the Super Service Award on Angie's List in 2015 and 2017! Give us a call today! (LICENSE #711772)

"Have worked with Alpha Plumbing for close to 18 years and have always received the most professional service. Highly recommend to anyone"

Hank S on May 2022

Benjamin Construction, Inc.

5.00(
5
)

Benjamin Construction, Inc.

5.00(
5
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Benjamin Construction provides​ a wide range of residential and commercial construction services for clients throughout the Lafayette Area handling everything from kitchen and bathroom remodeling to addition and custom home building. In addition to its new construction and remodeling services, the company designs and build high-end custom cabinetry, install tile and stone, replace windows, build decks and fences, and more. Owner-operator Benjamin Dumitrascuta is a second-generation building professional—his father, Gelu, established his own construction company in the 1980s after emigrating from Eastern Europe and taught his son the trade at a very young age. “He instilled in me the importance of quality craftsmanship, and that remains my number one objective today,” says Mr. Dumitrascuta. Benjamin Construction takes a personalized approach to dealing with customers and develops close relationships with them that continue even after their construction projects are finished. “Personal service is an important part of my process,” confirms Mr. Dumitrascuta. “I personally handle all cabinet, finish, tile, framing/carpentry, foundation, electrical and plumbing work in-house, and I’m heavily involved in the design of each project.”

Benjamin Construction provides​ a wide range of residential and commercial construction services for clients throughout the Lafayette Area handling everything from kitchen and bathroom remodeling to addition and custom home building. In addition to its new construction and remodeling services, the company designs and build high-end custom cabinetry, install tile and stone, replace windows, build decks and fences, and more. Owner-operator Benjamin Dumitrascuta is a second-generation building professional—his father, Gelu, established his own construction company in the 1980s after emigrating from Eastern Europe and taught his son the trade at a very young age. “He instilled in me the importance of quality craftsmanship, and that remains my number one objective today,” says Mr. Dumitrascuta. Benjamin Construction takes a personalized approach to dealing with customers and develops close relationships with them that continue even after their construction projects are finished. “Personal service is an important part of my process,” confirms Mr. Dumitrascuta. “I personally handle all cabinet, finish, tile, framing/carpentry, foundation, electrical and plumbing work in-house, and I’m heavily involved in the design of each project.”

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Water Softeners questions, answered by experts

No, hard water isn’t dangerous. The added calcium in hard water can contribute to good bone health. However, it can also cause dry skin and hair. If you have dry skin or hair, consider using a water-softening system to help minimize the minerals in your water. Plus, these systems can also add some sodium to your diet. 

Drinking hard water is not known to have any negative health impacts. Using hard water can lead to dry skin and hair, and the minerals in hard water can build up in pipes, faucets, and appliances. Hard water is more of a threat to your plumbing than it is to your health.

Hard water isn’t unhealthy. It’s safe to drink, bathe in, and cook with. However, it can make some skin, hair, and scalp problems, such as eczema, worse by affecting the pH balance of your skin and hair. Additionally, some people don’t like the taste of hard water, but it does contain minerals that are important to your overall health, like calcium.

DIY installation is sometimes plausible, improving efficiency and reducing expenses, but adherence to safety practices guarantees optimal performance.

Because it’s been through the water cycle, evaporating and becoming slightly acidic thanks to dissolved carbon dioxide in the atmosphere, rainwater tends to be naturally soft compared to groundwater, which has just been in contact with limestone. However, the natural hardness level of water always depends on where you are and other factors.

The San Leandro, CA homeowners’ guide to water softener services

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

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