We take great pride our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction, from the start to the completion of a project. order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
"Great job"
Kenneth G on September 2022
We take great pride our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction, from the start to the completion of a project. order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
"Great job"
Kenneth G on September 2022
Pedro Galvan Ramirez Plumbing, Inc., is the premier plumbing contractor in the Richmond Area. We finish every job to the customer's standards. Call today for a free quote!
"Pedro is professional, patient and prompt. His skill level is top notch. I'd rehire him in a second."
Rolanda B on December 2018
Pedro Galvan Ramirez Plumbing, Inc., is the premier plumbing contractor in the Richmond Area. We finish every job to the customer's standards. Call today for a free quote!
"Pedro is professional, patient and prompt. His skill level is top notch. I'd rehire him in a second."
Rolanda B on December 2018
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! Book with us online or feel free to give us a call today!
"Couldn't have been happier with our service. We live out in the country, and we had a disposal leak AND an old reverse osmosis filter. Andy researched and found our old filtration system parts, and had our new disposal ready. In the end, everything was done professionally and on time. I could not recommend Family First any more highly!"
Jeff N on June 2020
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! Book with us online or feel free to give us a call today!
"Couldn't have been happier with our service. We live out in the country, and we had a disposal leak AND an old reverse osmosis filter. Andy researched and found our old filtration system parts, and had our new disposal ready. In the end, everything was done professionally and on time. I could not recommend Family First any more highly!"
Jeff N on June 2020
Hi, I am AURELIO the owner and operator of NorthBound Plumbing. I am honest, loyal, and hard-working. Please help me make a name for myself and help you out with any plumbing issues you have or projects you are looking forward to doing. I have 3 goals. To build enough clientele and get word-of-mouth to get off Angies that I pay per lead. To be your local go to PLUMBER. To contribute to the area I was born and raised and love. I am excited to make new friends and acquaintances and help out with any service, plumbing remodel or new construction plumbing. I have made many good friends in my plumbing career and in the the trades. People that are great, family oriented and take pride in their work. I would be happy to refer you any. from landscapers, HVAC, Painter, Electricians, and General contractors All are exceptional hard working tradesmen. We are all local and family owned.
"I could not have been happier with the service that Arelio provided. He was prompt, efficient, helpful, and an all around nice guy who knew his stuff. I could not give him a high enough recommendation!"
Michael D on March 2025
Hi, I am AURELIO the owner and operator of NorthBound Plumbing. I am honest, loyal, and hard-working. Please help me make a name for myself and help you out with any plumbing issues you have or projects you are looking forward to doing. I have 3 goals. To build enough clientele and get word-of-mouth to get off Angies that I pay per lead. To be your local go to PLUMBER. To contribute to the area I was born and raised and love. I am excited to make new friends and acquaintances and help out with any service, plumbing remodel or new construction plumbing. I have made many good friends in my plumbing career and in the the trades. People that are great, family oriented and take pride in their work. I would be happy to refer you any. from landscapers, HVAC, Painter, Electricians, and General contractors All are exceptional hard working tradesmen. We are all local and family owned.
"I could not have been happier with the service that Arelio provided. He was prompt, efficient, helpful, and an all around nice guy who knew his stuff. I could not give him a high enough recommendation!"
Michael D on March 2025
A San Rafael native, our founder William Gotelli has practiced plumbing in the area since 1958. Gotelli started the business in 1985. Since then, our family-owned and operated company has been proudly serving customers in North Bay for over 30 years.
"Fernando did a great job."
Judi B on July 2024
A San Rafael native, our founder William Gotelli has practiced plumbing in the area since 1958. Gotelli started the business in 1985. Since then, our family-owned and operated company has been proudly serving customers in North Bay for over 30 years.
"Fernando did a great job."
Judi B on July 2024
True Blue Plumbing Co., is proud to be serving the area with expert services, with your satisfaction as our ultimate goal. With over 10 years of experience in our area of expertise, you can rest assured that your project will receive the high quality craftsmanship that only experience can bring. Call on us today, you will be glad you did!
"Did a good job."
Rajesh R on May 2025
True Blue Plumbing Co., is proud to be serving the area with expert services, with your satisfaction as our ultimate goal. With over 10 years of experience in our area of expertise, you can rest assured that your project will receive the high quality craftsmanship that only experience can bring. Call on us today, you will be glad you did!
"Did a good job."
Rajesh R on May 2025
Starving Plumbers has been servicing Marin County for over 3 decades. Over the years, we have built a loyal following of repeat clients and would love the opportunity to earn your business.
"Very professional and efficient all the way through the process. Emergency replacement of the water heater just before a holiday is no fun, but they were above and beyond with the challenge! Fast and excellent value. Professional installation is greatly appreciated!"
Patrick and Margaret R on December 2023
Starving Plumbers has been servicing Marin County for over 3 decades. Over the years, we have built a loyal following of repeat clients and would love the opportunity to earn your business.
"Very professional and efficient all the way through the process. Emergency replacement of the water heater just before a holiday is no fun, but they were above and beyond with the challenge! Fast and excellent value. Professional installation is greatly appreciated!"
Patrick and Margaret R on December 2023
We're a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. Our services are customized to the individual project, paying close attention to the details of each project that we're involved with. We pride ourselves on the quality of our work as well as our commitment to outstanding results. We look forward to building lasting relationships and guaranteeing your satisfaction!
"Above and beyond! Really great to work with."
Tom L on April 2025
We're a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. Our services are customized to the individual project, paying close attention to the details of each project that we're involved with. We pride ourselves on the quality of our work as well as our commitment to outstanding results. We look forward to building lasting relationships and guaranteeing your satisfaction!
"Above and beyond! Really great to work with."
Tom L on April 2025
Award-winning, 5-Star Services in Marin since 2003! Electrical, Plumbing, Generator, and Quiet Cool whole house fan experts! We understand that your homes Electrical and Plumbing Systems are important. We help you stay safe and up to speed with todays modern home needs and we are dedicated to helping you with yours. We are experts in Electric Vehicle Charging, and we stock charging units (Chargepoint and Tesla) for same day installations. We are experts in home standby and portable generators with transfer switches, and we stock this equipment too (Generac, Honda, Champion, Reliance and more. We are experts in Quiet Cool whole house systems too. Give us a call today for instant scheduling of any of our services! Divine Electric and Plumbing is locally owned and operated. We are licensed, insured, and bonded.
"Good service. Nice clean team"
Mathew K on April 2024
Award-winning, 5-Star Services in Marin since 2003! Electrical, Plumbing, Generator, and Quiet Cool whole house fan experts! We understand that your homes Electrical and Plumbing Systems are important. We help you stay safe and up to speed with todays modern home needs and we are dedicated to helping you with yours. We are experts in Electric Vehicle Charging, and we stock charging units (Chargepoint and Tesla) for same day installations. We are experts in home standby and portable generators with transfer switches, and we stock this equipment too (Generac, Honda, Champion, Reliance and more. We are experts in Quiet Cool whole house systems too. Give us a call today for instant scheduling of any of our services! Divine Electric and Plumbing is locally owned and operated. We are licensed, insured, and bonded.
"Good service. Nice clean team"
Mathew K on April 2024
We are a family-oriented company that has been committed to taking care of our team, customers and community since 1993. Our highly trained technicians are focused on providing the right options, to make sure you are focused on providing the right options, to make sure that you are 100% satisfied with every solution we deliver. Our goal is to give you peace of mind in knowing, that it comes to plumbing, heating and air needs - we'll always take care of it, because we are here to take care of you.
"Did a great job"
Bill R on June 2025
We are a family-oriented company that has been committed to taking care of our team, customers and community since 1993. Our highly trained technicians are focused on providing the right options, to make sure you are focused on providing the right options, to make sure that you are 100% satisfied with every solution we deliver. Our goal is to give you peace of mind in knowing, that it comes to plumbing, heating and air needs - we'll always take care of it, because we are here to take care of you.
"Did a great job"
Bill R on June 2025
You'll need an expansion tank if your home has a closed water system, which is standard in newer homes or those with backflow preventers or pressure regulators. Expanding hot water has nowhere to go in closed systems, creating potentially damaging pressure. The expansion tank provides space for this expanded water, protecting your plumbing system and water heater from premature failure. Many local building codes now require expansion tanks, and some water heater warranties may be voided without one.
For a standard 50-gallon water heater, a two-gallon expansion tank is sufficient. This sizing assumes normal household water pressure between 40 and 60 psi. If your home has higher water pressure (60 to 80 psi), consider upgrading to a slightly larger tank for added protection. The expansion tank's purpose is to accommodate the increased volume that occurs when cold water heats up, which is proportional to your water heater's capacity.
Watch for signs like dripping water around the tank, fluctuating water pressure throughout your home, or unusual noises in your plumbing system. A properly functioning expansion tank should feel light when tapped on the bottom—if it feels heavy or waterlogged, the internal bladder has likely failed. Other indicators include frequent triggering of your temperature and pressure relief valve, visible corrosion on the tank, or unexplained increases in your water bill, suggesting hidden leaks.
Most expansion tanks have a service life of five to 10 years, though some may last up to 12 years or more with proper maintenance. Factors affecting lifespan include water quality, system pressure, installation quality, and tank construction. Hard water areas often see shorter lifespans due to mineral buildup. Regular maintenance checks can help identify potential issues before complete failure. When your water heater is due for replacement, it's wise to replace the expansion tank simultaneously, even if it hasn't failed yet.
A 30-gallon water heater needs an expansion tank if your home has a closed plumbing system. The need for an expansion tank is determined by your plumbing system type rather than water heater size. Even smaller water heaters create thermal expansion when heating water. If your home has a backflow preventer, pressure regulator, or check valve on the main water line, you have a closed system that requires an expansion tank. Check your local plumbing codes, as many jurisdictions now mandate expansion tanks regardless of water heater size.