At The Plumbing Authority, we know that you want to be able to relax and not deal with plumbing problems. Undependable plumbing causes you stress and frustration. You deserve to enjoy your home without worrying about your plumbing. This is why we send licensed plumbers out to your home, so that you can relax knowing your problem is in good hands. We do not just care about plumbing. We care about you and your home. We have helped thousands of homeowners solve their plumbing problems for over 29 years. Do not let unexpected plumbing issues ruin your day. Instead, find relief when you call us or schedule online.
"Great work, fast & cleaned up after. Ray & Josh were extremely knowledgeable and explained everything to me. Would definitely hire again."
Susan H on May 2025
At The Plumbing Authority, we know that you want to be able to relax and not deal with plumbing problems. Undependable plumbing causes you stress and frustration. You deserve to enjoy your home without worrying about your plumbing. This is why we send licensed plumbers out to your home, so that you can relax knowing your problem is in good hands. We do not just care about plumbing. We care about you and your home. We have helped thousands of homeowners solve their plumbing problems for over 29 years. Do not let unexpected plumbing issues ruin your day. Instead, find relief when you call us or schedule online.
"Great work, fast & cleaned up after. Ray & Josh were extremely knowledgeable and explained everything to me. Would definitely hire again."
Susan H on May 2025
Located in Knoxville, Tennessee and surrounding counties, we're the local plumbers featuring the highest quality plumbing services around. Whether you need a leaky faucet fixed, or a water heater replaced, you're going to love our service and appreciate our prices. We do it all, so when you're remodeling or need service with your water heater or plumbing, you know who to call: Winkles Plumbing! Call Today!!!
"I hired them virtually to replace 3 toilets! I needed work done at a house in Tennessee while I live in Georgia. They called and discussed my needs. They did the job the very day we spoke! He even sent pictures along the way. When they had a problem, they called and discussed the solution. I was 100% satisfied and Iâ m not always easy to please! ð"
CAROLYN W on June 2024
Located in Knoxville, Tennessee and surrounding counties, we're the local plumbers featuring the highest quality plumbing services around. Whether you need a leaky faucet fixed, or a water heater replaced, you're going to love our service and appreciate our prices. We do it all, so when you're remodeling or need service with your water heater or plumbing, you know who to call: Winkles Plumbing! Call Today!!!
"I hired them virtually to replace 3 toilets! I needed work done at a house in Tennessee while I live in Georgia. They called and discussed my needs. They did the job the very day we spoke! He even sent pictures along the way. When they had a problem, they called and discussed the solution. I was 100% satisfied and Iâ m not always easy to please! ð"
CAROLYN W on June 2024
Robert Johnson has a reputation for being one of the most reliable plumbers in the Hillsborough County area. Robert specializes in water heater installations, service calls, boiler installations, and water softener/filtration system installations. Please do not hesitate to reach out and schedule an appointment today.
"Highly recommend Robert! He made it so easy to choose his services. First, he explained the pros and cons of different water heater types, and then helped us to make an educated decision on what was best for our needs, which was NOT the most expensive option. Not only was his bid the most reasonable, but he was very accommodating by being available the very next morning. He arrived on time, did his work, cleaned up his work area when completed, showed us how unit worked, what to watch for common problems, how to perform maintenance, and then explained where to go for warranty registration online. Definitely shows his decades of experience doing water heater installations."
Jared B on May 2025
Robert Johnson has a reputation for being one of the most reliable plumbers in the Hillsborough County area. Robert specializes in water heater installations, service calls, boiler installations, and water softener/filtration system installations. Please do not hesitate to reach out and schedule an appointment today.
"Highly recommend Robert! He made it so easy to choose his services. First, he explained the pros and cons of different water heater types, and then helped us to make an educated decision on what was best for our needs, which was NOT the most expensive option. Not only was his bid the most reasonable, but he was very accommodating by being available the very next morning. He arrived on time, did his work, cleaned up his work area when completed, showed us how unit worked, what to watch for common problems, how to perform maintenance, and then explained where to go for warranty registration online. Definitely shows his decades of experience doing water heater installations."
Jared B on May 2025
Ivey Plumbing 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.
"Installer was very professional, he did a very good job. Would highly recommend Ivey Plumbing."
Wilma M on April 2025
Ivey Plumbing 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.
"Installer was very professional, he did a very good job. Would highly recommend Ivey Plumbing."
Wilma M on April 2025
Best Plumber is a full service plumbing company located in Knox county. We offer a wide variety of plumbing services. All of our lead technicians are state licensed plumbers with the experience to handle all of your plumbing issues.
"Appreciate the service and them getting the pump fixed promptly."
Dennis H on May 2025
Best Plumber is a full service plumbing company located in Knox county. We offer a wide variety of plumbing services. All of our lead technicians are state licensed plumbers with the experience to handle all of your plumbing issues.
"Appreciate the service and them getting the pump fixed promptly."
Dennis H on May 2025
A Good Plumber is not only the name of my company, it is what I am. With years of experience, I provide the utmost in quality, professionalism and integrity to every customer. I tackle anything from the pesky drain clog to a full bathtub/shower install. It is my goal to make every customer happy on every project I complete. I look forward to hearing from you and solving your plumbing problems!
A Good Plumber is not only the name of my company, it is what I am. With years of experience, I provide the utmost in quality, professionalism and integrity to every customer. I tackle anything from the pesky drain clog to a full bathtub/shower install. It is my goal to make every customer happy on every project I complete. I look forward to hearing from you and solving your plumbing problems!
With over 5 years of experience, I take pride in my quality craftsmanship. We are owner operated, and believe in building long-term relationships with our clients by delivering honesty along with exceptional work. We pride our company on reliability, great communication, integrity, and customer service. We are experts in our trade and will do our best to keep you as educated as we can on your particular project. Give us a call today! We look forward to working with you!
"Anthony was wonderful to work with! Prompt, professional, and efficient. He did a great job with both the disposal and the weird electrical connections that the previous owners did. I would definitely use again and refer to all my friends! He explained what he did and how to care for it, post replacement. Very happy camper here!"
Gail B on May 2025
With over 5 years of experience, I take pride in my quality craftsmanship. We are owner operated, and believe in building long-term relationships with our clients by delivering honesty along with exceptional work. We pride our company on reliability, great communication, integrity, and customer service. We are experts in our trade and will do our best to keep you as educated as we can on your particular project. Give us a call today! We look forward to working with you!
"Anthony was wonderful to work with! Prompt, professional, and efficient. He did a great job with both the disposal and the weird electrical connections that the previous owners did. I would definitely use again and refer to all my friends! He explained what he did and how to care for it, post replacement. Very happy camper here!"
Gail B on May 2025
Our mission is to be a provider that brings back the personal touch with our customers. We will build a relationship that will last a lifetime after you see our quality work. As a locally owned and operated business we feel invested in our clients and constantly strive for customer satisfaction. We won't leave until the job is done right! Call or click to schedule an estimate today!
"Working with Robert was a pleasure. From the first phone call to the successful installation, Robert was courteous and professional. He promptly responded my text messages and directly answered my phone calls. He did a beautiful job putting in a new water heater for us. He taught us a few ways to maintain the water heater for a longer usage life. He cleaned up after the work. And, he was very up-front about his price, which is extremely fair."
Shehong C on December 2024
Our mission is to be a provider that brings back the personal touch with our customers. We will build a relationship that will last a lifetime after you see our quality work. As a locally owned and operated business we feel invested in our clients and constantly strive for customer satisfaction. We won't leave until the job is done right! Call or click to schedule an estimate today!
"Working with Robert was a pleasure. From the first phone call to the successful installation, Robert was courteous and professional. He promptly responded my text messages and directly answered my phone calls. He did a beautiful job putting in a new water heater for us. He taught us a few ways to maintain the water heater for a longer usage life. He cleaned up after the work. And, he was very up-front about his price, which is extremely fair."
Shehong C on December 2024
Best Deal Plumbing specializes in sewer and water lines, water heaters, new construction and remodeling. Over 15 years of experience.
"They were super professional, punctual, and gave us a great price for replacing our water heater. They made sure everything was working great before leaving, and got the job done efficiently! Would definitely hire them again."
Jessica M on April 2025
Best Deal Plumbing specializes in sewer and water lines, water heaters, new construction and remodeling. Over 15 years of experience.
"They were super professional, punctual, and gave us a great price for replacing our water heater. They made sure everything was working great before leaving, and got the job done efficiently! Would definitely hire them again."
Jessica M on April 2025
ASAP Homeworx 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.
"Bill was excellent! He was on time, personable, and very knowledgeable. Amazing customer service. 10/10 I wouldn’t choose anyone else for plumbing/drain work!"
Alysha s on January 2025
ASAP Homeworx 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.
"Bill was excellent! He was on time, personable, and very knowledgeable. Amazing customer service. 10/10 I wouldn’t choose anyone else for plumbing/drain work!"
Alysha s on January 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.