Trowbridge Plumbing, LLC is ready to earn your business. With several years of experience, we stand by our great quality of work and make sure that all our customers are satisfied. Call now for your free estimate!
"I would HIGHLY recommend Trowbridge plumbing. They are efficient, reliable, knowledgeable and very reasonably priced."
Peg O on October 2023
Trowbridge Plumbing, LLC is ready to earn your business. With several years of experience, we stand by our great quality of work and make sure that all our customers are satisfied. Call now for your free estimate!
"I would HIGHLY recommend Trowbridge plumbing. They are efficient, reliable, knowledgeable and very reasonably priced."
Peg O on October 2023
Mattson Plumbing LLC has been serving the Zimmerman area since 2010. We are your top choice for all home improvement needs. Customer satisfaction is our top priority. We never leave a job until it is 100% completed exactly to customer specifications.
"Would hirer them again"
Dave S on August 2022
Mattson Plumbing LLC has been serving the Zimmerman area since 2010. We are your top choice for all home improvement needs. Customer satisfaction is our top priority. We never leave a job until it is 100% completed exactly to customer specifications.
"Would hirer them again"
Dave S on August 2022
O'Boys Plumbing, Heating & Air is dedicated to providing our customers with the best quality and craftsmanship. We are here to build relationships with our customers and communities and to provide our employees with a great place to work. O'Boys Plumbing, Heating & Air is a leader in providing our customers with the highest quality products and service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!
"Excellent install, follow up and great service!"
Katie S on February 2024
O'Boys Plumbing, Heating & Air is dedicated to providing our customers with the best quality and craftsmanship. We are here to build relationships with our customers and communities and to provide our employees with a great place to work. O'Boys Plumbing, Heating & Air is a leader in providing our customers with the highest quality products and service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!
"Excellent install, follow up and great service!"
Katie S on February 2024
You deserve a safe and reliable home. Get the job done right the first time with outstanding customer service from the Twin Cities top-rated plumbers. Leaks, clogs, water heaters, faucets, toilets, sump pumps, and pipe repairs. Your full-service plumbing experts.
"Did a good job."
Max S on June 2025
You deserve a safe and reliable home. Get the job done right the first time with outstanding customer service from the Twin Cities top-rated plumbers. Leaks, clogs, water heaters, faucets, toilets, sump pumps, and pipe repairs. Your full-service plumbing experts.
"Did a good job."
Max S on June 2025
Eagle Plumbing and Services, Inc., 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, are what makes us true professionals. Above all, we are watchful of the interests of our customers and make their concerns the basis of our business. Please give us a call today!
"Came on time, did a great job, fixed my sink before my sons birthday. Definitely saved the day!"
Mollie S on March 2021
Eagle Plumbing and Services, Inc., 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, are what makes us true professionals. Above all, we are watchful of the interests of our customers and make their concerns the basis of our business. Please give us a call today!
"Came on time, did a great job, fixed my sink before my sons birthday. Definitely saved the day!"
Mollie S on March 2021
AMi Home Services proudly marks 40 years of delivering top tier Heating, Cooling, Plumbing, Electrical, Duct Repair, Water Treatment, and Duct Cleaning services across the Twin Cities Metro. Serving both Residential and Commercial clients, we prioritize integrity, expertise, and professionalism. We take great pride in our experience, quality and customer service that we provide to meet your needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer a professional manner. When you choose to partner with AMi, you're choosing a company that does things the right way, not the easy way.
"These folks replaced my furnace and installed a central air conditioning system at the same time. The intial contact, work estimate, and scheduling was easy for me to do and the manner in which I was treated was first class professional and very courteous. The crew who did the work (Brant B., Brad, Melissa) was top notch, worked diligently, produced a high quality installation, and completed the work in seven hours. It was an amazingly good experience for me and I high recommend Air Mechanical!"
Thomas D on November 2023
AMi Home Services proudly marks 40 years of delivering top tier Heating, Cooling, Plumbing, Electrical, Duct Repair, Water Treatment, and Duct Cleaning services across the Twin Cities Metro. Serving both Residential and Commercial clients, we prioritize integrity, expertise, and professionalism. We take great pride in our experience, quality and customer service that we provide to meet your needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer a professional manner. When you choose to partner with AMi, you're choosing a company that does things the right way, not the easy way.
"These folks replaced my furnace and installed a central air conditioning system at the same time. The intial contact, work estimate, and scheduling was easy for me to do and the manner in which I was treated was first class professional and very courteous. The crew who did the work (Brant B., Brad, Melissa) was top notch, worked diligently, produced a high quality installation, and completed the work in seven hours. It was an amazingly good experience for me and I high recommend Air Mechanical!"
Thomas D on November 2023
Serving Minneapolis St Paul for 10 years with pride; At A1 PlumbMaster we take the same pride in our work as you take in your home. We would love to speak with you about your plumbing needs today. We charge a fair price for a good job. Don't be afraid of the little guy. Call us today. A great job at a fair price. 24/7 Emergency Services
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Emilia B on June 2025
Serving Minneapolis St Paul for 10 years with pride; At A1 PlumbMaster we take the same pride in our work as you take in your home. We would love to speak with you about your plumbing needs today. We charge a fair price for a good job. Don't be afraid of the little guy. Call us today. A great job at a fair price. 24/7 Emergency Services
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Emilia B on June 2025
Family owned & operated since 1950. Angie's List Super Service Award recipient every year since 2003 (20 total category awards). We have long term, experienced staff and offer extensive product lines and showrooms with designers on duty. Evening and weekends available by appointment. Long term labor warranties. Award winning customer service! Additional DBAs - Accent Design & Renovation LLC, John Beissel, Inc., Beissel John Inc., General Home Improvement Company.
"I was extremely pleased with my service and craftsmanship from start to finish. My designer Caroline had excellent follow thru and insured all tasks were completed in a timely manner. The team worked extremely well together, and the cabinet work was top notch. I would highly recommend for a kitchen remodel."
Sue B on July 2023
Family owned & operated since 1950. Angie's List Super Service Award recipient every year since 2003 (20 total category awards). We have long term, experienced staff and offer extensive product lines and showrooms with designers on duty. Evening and weekends available by appointment. Long term labor warranties. Award winning customer service! Additional DBAs - Accent Design & Renovation LLC, John Beissel, Inc., Beissel John Inc., General Home Improvement Company.
"I was extremely pleased with my service and craftsmanship from start to finish. My designer Caroline had excellent follow thru and insured all tasks were completed in a timely manner. The team worked extremely well together, and the cabinet work was top notch. I would highly recommend for a kitchen remodel."
Sue B on July 2023
"Minnesota Made" custom cabinets, made locally for your kitchen or bath. Our company has also installed thousands of custom replacement windows and we offer a "100% Satisfaction Guaranteed" pledge. Fully licensed & insured. We also offer both attic & wall insulation, foam, fiberglass or cellulose.
"Craftmasters - they did a great work!!! I love how my kitchen turned out it is beautiful!!! They were efficient, they did quality work they did it with care and professionalism. Their communication was great!! Always making sure everything was fine, if I had any questions and they were able to fulfill my requests."
Melete G on April 2025
"Minnesota Made" custom cabinets, made locally for your kitchen or bath. Our company has also installed thousands of custom replacement windows and we offer a "100% Satisfaction Guaranteed" pledge. Fully licensed & insured. We also offer both attic & wall insulation, foam, fiberglass or cellulose.
"Craftmasters - they did a great work!!! I love how my kitchen turned out it is beautiful!!! They were efficient, they did quality work they did it with care and professionalism. Their communication was great!! Always making sure everything was fine, if I had any questions and they were able to fulfill my requests."
Melete G on April 2025
At North Star Sewer and Water, we specialize in camera inspections, cleanings, and sewer/water repairs. Our approach involves educating our clients about their specific situations, ensuring you fully understand the problem and the options available to solve it. Our team is dedicated to providing efficient, high-quality service at a price that fits your budget. Whether you need routine maintenance or emergency repairs, we're here to help.
At North Star Sewer and Water, we specialize in camera inspections, cleanings, and sewer/water repairs. Our approach involves educating our clients about their specific situations, ensuring you fully understand the problem and the options available to solve it. Our team is dedicated to providing efficient, high-quality service at a price that fits your budget. Whether you need routine maintenance or emergency repairs, we're here to help.
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.