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
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
We are dedicated to providing our clients with the very best in service, installation, and repair for all of your heating and cooling needs. We specialize in a variety of residential and commercial projects to include oil service contracts, oil tank replacement, and we are the only company in the area specializing in pump valve services. We take pride in the attention to detail put into each of the projects we are involved with. We look forward to building long-term relationships with our clients, and guarantee your satisfaction. Please contact us for a free in-home evaluation and estimate.
"They were great"
Tyler E on April 2025
We are dedicated to providing our clients with the very best in service, installation, and repair for all of your heating and cooling needs. We specialize in a variety of residential and commercial projects to include oil service contracts, oil tank replacement, and we are the only company in the area specializing in pump valve services. We take pride in the attention to detail put into each of the projects we are involved with. We look forward to building long-term relationships with our clients, and guarantee your satisfaction. Please contact us for a free in-home evaluation and estimate.
"They were great"
Tyler E on April 2025
We take great pride in 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 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 in a professional manner. Our reputation is based on service, safety and quality, regardless of how large, or small the job. Call us today!
"Was great to work with"
Caryn C on January 2022
We take great pride in 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 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 in a professional manner. Our reputation is based on service, safety and quality, regardless of how large, or small the job. Call us today!
"Was great to work with"
Caryn C on January 2022
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.
"They did a really great job."
Ben G on May 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.
"They did a really great job."
Ben G on May 2025
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
DJs Home Services of Minnesota has been Minnesota Homeowners' Best Friend since 1971, providing top-quality Plumbing, Heating, Cooling, Drains, Electrical, and Fireplace services. With decades of experience, DJs is committed to delivering reliable, professional, and customer-focused home services across the Twin Cities metro area. We take pride in our expert team, ensuring every job is done with care, precision, and a dedication to excellence. At DJs, we don’t just serve homes—we build lasting relationships. We care deeply about our customers, employees, and the community, striving to make every home more comfortable, safe, and efficient. Whether it’s a quick repair, a full installation, or routine maintenance, homeowners can trust DJs for dependable service and a job well done.
"Very prompt. Very courteous. They explained everything they were doing. Helped me up on follow up calls with my Boiler."
susan w on May 2025
DJs Home Services of Minnesota has been Minnesota Homeowners' Best Friend since 1971, providing top-quality Plumbing, Heating, Cooling, Drains, Electrical, and Fireplace services. With decades of experience, DJs is committed to delivering reliable, professional, and customer-focused home services across the Twin Cities metro area. We take pride in our expert team, ensuring every job is done with care, precision, and a dedication to excellence. At DJs, we don’t just serve homes—we build lasting relationships. We care deeply about our customers, employees, and the community, striving to make every home more comfortable, safe, and efficient. Whether it’s a quick repair, a full installation, or routine maintenance, homeowners can trust DJs for dependable service and a job well done.
"Very prompt. Very courteous. They explained everything they were doing. Helped me up on follow up calls with my Boiler."
susan w on May 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
Purpose Driven Restoration & Remodeling is an Elk River, MN-based, full-service general contractor specializing in replacing roofing, siding, windows, doors and gutters. This includes storm restoration and retail sales. It also designs and builds residential additions and does remodels kitchens, basements and bathrooms. The Purpose Driven name is rooted in its core value of treating customers right and doing the right thing. You can count on PDR for integrity, trust, honesty and quality. Family-Owned Purpose Driven Restoration & Remodeling is an A+ Accredited Business by the Better Business Bureau. Purpose Driven Restoration & Remodeling will stand by you after the storm and throughout the restoration and remodeling journey.
"We had our deck done by PDR. It is beautiful. The crew was friendly."
Greg C on August 2023
Purpose Driven Restoration & Remodeling is an Elk River, MN-based, full-service general contractor specializing in replacing roofing, siding, windows, doors and gutters. This includes storm restoration and retail sales. It also designs and builds residential additions and does remodels kitchens, basements and bathrooms. The Purpose Driven name is rooted in its core value of treating customers right and doing the right thing. You can count on PDR for integrity, trust, honesty and quality. Family-Owned Purpose Driven Restoration & Remodeling is an A+ Accredited Business by the Better Business Bureau. Purpose Driven Restoration & Remodeling will stand by you after the storm and throughout the restoration and remodeling journey.
"We had our deck done by PDR. It is beautiful. The crew was friendly."
Greg C on August 2023
Pure Mechanical LLC is dedicated to your happiness. That means we arrive on time and investigate your system before diving blindly into the situation. We get it right the first time. Regardless of the size of the job or it's complexity, your satisfaction is most important to us. With over 40 years of experience and having all the licenses and certifications to service all of Minnesota, you can trust us to give your family the same attention we give ours! If your plumbing system or heating system should fail, or your water heater or softener stops working, give us a call immediately and we'll schedule an appointment! We also offer financing options!
"No nonsense, repair went quickly."
Jason S on May 2025
Pure Mechanical LLC is dedicated to your happiness. That means we arrive on time and investigate your system before diving blindly into the situation. We get it right the first time. Regardless of the size of the job or it's complexity, your satisfaction is most important to us. With over 40 years of experience and having all the licenses and certifications to service all of Minnesota, you can trust us to give your family the same attention we give ours! If your plumbing system or heating system should fail, or your water heater or softener stops working, give us a call immediately and we'll schedule an appointment! We also offer financing options!
"No nonsense, repair went quickly."
Jason S on May 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.