Expert Water Filtration and Softening in Minneapolis, MN
Minneapolis tap water runs between 15 and 25 grains per gallon of hardness. If you're seeing white scale on your faucets, dry skin after every shower, or a water heater that burned out sooner than it should have, your home's water is working against you. We fix that.
- In-Home Water Assessment
- Flat-Rate Pricing, No Hourly Charges
- 1-Year Workmanship Guarantee
We respond quickly, usually the same day.
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Minneapolis Has Some of the Hardest Water in the Country. Here's What It's Costing You.
Water from Minneapolis municipal sources and most metro-area wells tests between 15 and 25 grains per gallon of hardness. That’s well into the “very hard to extremely hard” range, and it doesn’t just affect how your water tastes. That calcium and magnesium is building up inside your water heater right now, shortening its lifespan, forcing it to work harder, and driving up your energy bills. It’s coating your pipes, destroying faucet aerators, and leaving your dishwasher fighting a battle it can’t win. A water treatment system isn’t a luxury in this market. For most Minneapolis-area homes, it’s the most practical investment in your plumbing you can make.
- White or yellowish crust on faucets and showerheads
- Spotty dishes and cloudy glasses after the dishwasher runs
- Dry skin and flat, dull hair after showering
- Soap that won't lather and leaves a filmy residue
- Water heater failed before its expected lifespan
- Water that tastes or smells off
Water Filtration and Softening in Minneapolis: What Our Service Covers
We handle three types of water treatment work: water softener installation or replacement, whole-house filtration, and under-sink reverse osmosis systems. Every job starts with understanding what’s actually in your water and what your household needs. Every installation is done by a licensed plumber who taps into your supply line the right way, in the right location, with the right components.
Water Softener Installation and Replacement
When we install a water softener, we cut into your main supply line after the pressure regulator and before the water heater. Softening only the hot water side wastes resin capacity and can void certain water heater warranties. We install a bypass valve assembly so your system can be serviced or isolated without cutting water to your whole house. The resin tank and brine tank sit side by side, connected via a control valve that manages regeneration automatically. The drain line for backwash water is run to your floor drain or laundry standpipe. We use copper or PEX fittings, compression fittings or SharkBite push-fit connectors, and Teflon tape on all threaded connections.
Whole-House Filtration Systems
For homes dealing with chlorine taste, sediment, or general water quality concerns, we install a multi-stage filter housing on your main supply line. The filter sequence matters: sediment pre-filter (5-20 micron) first, then a carbon block stage for chlorine, chloramines, and VOC reduction. Loading sediment directly into a carbon block filter destroys it quickly. We don’t take that shortcut.
Under-Sink Reverse Osmosis Systems
For clean drinking water at a dedicated tap, we install a 3 or 4-stage reverse osmosis system inside your kitchen cabinet: cold water feed saddle valve, filter housing assembly, a 2-4 gallon holding tank, and a dedicated RO faucet through your sink deck. We test the output with a TDS meter before we leave so you have a confirmed baseline that the system is performing.
Every installation includes a 1-year workmanship guarantee. Before we pack up, we walk you through your regeneration schedule, which salt to use, when filter cartridges are due, and how to use the bypass valve. You’ll actually understand what we installed.
Our Water Filtration and Softening Work Across the Twin Cities



What Minneapolis Homeowners Say About Our Water Treatment Work
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Matthew WickTrustindex verifies that the original source of the review is Google.
Super friendly and timely and also do a great job! thank you!Posted on Google![]()
Auden MealTrustindex verifies that the original source of the review is Google.
Jason and his team are fantastic. I could not recommend these guys enough. They are honest, reliable and experienced. If you are looking for any type of plumbing help, these are your guys. They helped me out big time with a shower project and the result is incredible.Posted on Google![]()
Tom HarlanTrustindex verifies that the original source of the review is Google.
They did a great job spot on with quotes and I will use them againPosted on Google![]()
Tracy RinggerTrustindex verifies that the original source of the review is Google.
As always Tony was on time and very professional. He fixed what needed to be fixed and gave me an estimate on a future job. I always feel confident in his work.Posted on Google![]()
elizabeth kaweckiTrustindex verifies that the original source of the review is Google.
Hands down. These guys are the best!!!!Posted on Google![]()
Ken SwansonTrustindex verifies that the original source of the review is Google.
Great response time and very professional job. Made everything look good as new!Posted on Google![]()
Devon BratzTrustindex verifies that the original source of the review is Google.
Fixed an issue with a previous job for free, very friendly techs.
Why Minneapolis Homeowners Choose Twin Cities Premier Plumbing for Water Treatment
Every differentiator below is framed around a specific customer fear for this service.
Flat-Rate Pricing, Every Time
One price quoted before we touch anything. No hourly rate ticking while we work, no line items for the extra time it takes to run a drain line properly.
Honest System Recommendations
We tell you what your water actually needs based on hardness and household size — not on what earns the highest margin. If a simpler setup does the job, that's what we'll recommend.
Licensed Plumbers on Every Job
Water softener placement matters. We tap in after the pressure regulator and before the water heater, every time, and always install a proper bypass valve for future serviceability.
1-Year Workmanship Guarantee
If anything we installed fails due to our workmanship within 12 months, we come back and make it right at no charge. That's our commitment to every water treatment job.
How Our Water Filtration and Softening Service Works
5 steps from first call to a system you understand.
Book & Describe Your Water Problem
Assess Your Water and Your Home
Tap In and Install the System
Test Before We Leave
Walk You Through Your System
How Much Does Water Filtration and Softening Cost in Minneapolis?
The cost of a water treatment installation depends on a few things: what type of system your home needs, whether it’s a replacement with existing infrastructure in place or a first-time install, how far we need to run a drain line, and how many filter stages are involved for filtration setups.
Rather than guess at a number without seeing your home, we provide a free in-home estimate before any work begins. You’ll know the exact price in writing before we touch anything. No hourly surprises, no “we found something extra” after the fact.
Related Plumbing Services
Piping and Repiping
Emergency Plumbing
General Plumbing Service Work
Water Filtration and Softening Across the Minneapolis Metro
We provide water filtration and softening services in Minneapolis and surrounding Twin Cities communities.
Water Filtration and Softening FAQ
How long does water softener installation take in Minneapolis?
A standard residential water softener installation takes 2 to 4 hours. A straightforward replacement — where an existing bypass valve, drain line, and supply line tap are already in place — is on the shorter end. A first-time install requiring a new drain line takes a bit longer. We’ll give you a realistic time estimate during our walkthrough.
How much does water filtration and softening cost in Minneapolis?
Cost depends on the type of system, whether it’s a first-time install or a replacement, the system capacity your household and water hardness level require, and how complex the supply line hookup is. We provide a free in-home estimate before any work begins, and you’ll have the exact price in writing before we start. No hourly surprises.
How do I know if I need a water softener or a filtration system?
A water softener removes hardness minerals (calcium and magnesium) that cause scale buildup and appliance wear. A water filter removes sediment, chlorine, chloramines, or contaminants affecting taste and odor. Many Twin Cities homes benefit from both. White crusty buildup on faucets: start with a softener. Concerns about taste or drinking water: a carbon filter or under-sink RO system may be the better fit.
Do you offer same-day water treatment installation in Minneapolis?
We work to get to you as quickly as possible. For same-day availability, call or text us directly at (763) 343-9806. You can also book online 24/7 using our scheduling tool. Same-day service depends on current schedule, but minimizing wait time is a priority for us.
Can I install a water softener myself instead of hiring a plumber?
Some homeowners attempt it, but DIY installs regularly get the supply line position wrong, skip the bypass valve, or fail to meet code compliance in Minnesota. Getting the placement or connections wrong can void appliance warranties and create leak risk. For a system treating all the water in your home, it’s worth having it done correctly the first time.
What type of salt should I use in a Minneapolis-area water softener?
Pellet salt (sodium chloride pellets) is the standard recommendation for most Twin Cities softeners. It dissolves cleanly and leaves minimal residue in the brine tank. Crystal or solar salt is usable in some systems but can bridge more easily. We walk you through the right salt type for your specific unit when we finish the installation.
Will a water softener damage my pipes or appliances?
No. A correctly installed softener protects pipes and appliances by preventing scale buildup on heating elements, inside your water heater, and along your supply lines. Softened water carries slightly elevated sodium levels — if someone in your household is on a sodium-restricted diet, pairing the softener with an under-sink RO drinking water system is a practical solution.
Let's Get Your Minneapolis Home on Clean, Soft Water
Schedule your free water filtration and softening estimate online or call us directly for same-day service.