Enjoy Cleaner, Healthier Water Throughout Your Home

Your family deserves clean, safe water, and it shouldn’t be a guessing game. If your tap water tastes strange, leaves stains, or makes you worry about what’s in it, you’re not alone.

Many New England homes deal with hard water or contaminants. A whole-home water purifier fixes these problems by treating water at the source, delivering cleaner, better-tasting water to every tap.

GEM Plumbing & Heating Services, LLC installs high-quality systems that remove impurities, protect plumbing, and give homeowners confidence in the water they’re drinking and bathing in. With more than 75 years serving Rhode Island and Southeast Massachusetts, GEM helps you choose the right purifier and installs it with care and clarity.

A professionally installed water purification system makes everyday life easier, healthier, and more comfortable.

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GEM Technicial Inside Van


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Understanding Whole-Home Water Purification Systems

Clean water is something every home relies on, but not every plumbing system delivers it.

Many homeowners don’t realize that tap water can carry sediment, chlorine, minerals, and contaminants that affect everything from taste to the lifespan of your appliances. A whole-home water purifier is installed at the main water line, so it treats every drop before it reaches faucets, showers, and appliances. Water passes through advanced filtration media that traps impurities, reduces odors, and neutralizes unwanted chemicals, ensuring clean, safe water throughout your home.


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GEM’s Seamless Installation Process

Installing a whole-home water purifier is a big upgrade, and it helps to know exactly what to expect. GEM explains how the process works so you understand how your system is set up and how it protects your home.

We start by evaluating the water entering your home and identifying any contaminants or concerns. This helps us determine exactly what type of filtration system will provide the results you’re looking for.

No two homes are the same, and neither are their water needs. We provide a clear set of options tailored to your water test, household size, and plumbing system, so you can choose confidently.

Our licensed plumbers install your system at the point where water enters your home, ensuring the purifier protects every tap. We work efficiently while maintaining clean, code-compliant craftsmanship.

Once installed, we run a full system check to confirm proper flow, filtration, and operation. If adjustments are needed, we make them on the spot for peak performance.

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What Our Customers Are Saying

100% Satisfaction Guarantee

4.6
Based on 9374 reviews
David Fisher
17 hours ago
Very personable technician and very committed to doing a good job. He is very good to work with and seemed to care a lot to find a happy solution. Honest and detailed. Mason us a pleasure to work with.
Bob Ham
19 hours ago
Walter arrives at my plumbing emergency well prepared to attack my problem. He was very professional, courteous, and the quickly and completely fixed my problem. I was very thankful for his experience and he also was very respectful of my property. I would gladly recommend?Walter for any plumbing call.
Cherie Church
21 hours ago
On time . Very patient and polite. Explained everything they did . Definitely recommend them .
Leo Skenyon
22 hours ago
Pilot light went out
Allan Peterson
23 hours ago
Helped out and did a great job!
John Doe
23 hours ago
Great service!
David Delasanta
23 hours ago
Professional, detailed, efficient HVAC service
Lori Sorel
24 hours ago
I’ve had a maintenance plan with Gem for several years. I recently purchased an older home and updated the lighting and ceiling fans. All their technicians are always friendly and very helpful with their advice. Whenever I have need service, they usually come by the next day. They clean up before they leave and always do a great job!
Neil Dolan
1 day ago
Fast, efficient, neat, timely. Couldn't ask for more!
Kenneth Chay
1 day ago
Excellent, hassle-free AC installation. Very professional and respectful workers.
The two gentlemen William and Mark did a professional job unplugging my kitchen sink and the pipes all the way to the septic system. They showed great respect for property. They worked deliberately to get to the problem. They cleaned up and closed up so you couldn’t even tell they were here!!
Kevin Beggs
1 day ago
Great service!
Elaine Parker
2 days ago
Chris did a fantastic job. It works great thank you so much.
Daniel Baran
2 days ago
Excellent response, with a comprehensive explanation of repair options Area was left spotless
Sandra Crowe
2 days ago
The men who put this together were working very hard. They got this done in terrific two days. Great work guys!!!
Caio worked tirelessly. He has excellent teaching skills as well as skills re AC installment. He very patiently and expertly reviewed for my full understanding the functioning of the wall monitor.
Missi Monahan
2 days ago
Very polite and efficient
Paul astore
2 days ago
Great crew. Explained all details of work. Kept all work areas clean. Professional and courteous. Would highly recommend. A+++++
TotalMayhem
3 days ago
Had a Kohler kitchen and Bathroom faucet installed with a vanity. Eric and Gem Plumbing did a fantastic job and kept us updated as they went along. Extremely knowledgeable, knew what they were doing, and gave us some information before they left. They explained their warranty and said “we’re around 24/7 if you need us”. I am not a plumber but train others in customer service. And Gem Plumbing gets an A++
Deborah Miller
3 days ago
Great tutorial and help. Fixed what I needed.
Jessica White
3 days ago
Both technicians were knowledgeable, professional, and extremely neat.
Pats Man
3 days ago
Colin was excellent. Very professional and thorough. Identified the problem, easy fix.
Paula Skowron
3 days ago
GEM showed up on time and worked cleanly.
Noliwe Rooks
3 days ago
Edgar was prompt, efficient and did a wonderful job.was pleasant and knowledgeable
Richard Canedo
3 days ago
As has consistently been the case with Gem, the service man was professional, the work was done right, and everything was clear and above board. But also, as always, it was not cheap. Still, it was an emergency and Gem was the only outfit to actually answer their phone (as opposed to leaving a message or filling out an online form that might be responded to the next day) and schedule an appointment quickly and appropriate to fixing the emergency.


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The Everyday Benefits of a Whole-Home Water Purifier

After your whole-home water purifier is installed, you’ll notice the difference.

From brighter laundry and spotless dishes to smoother skin and hair, every part of your home benefits from cleaner, safer water.

By reducing mineral scale and sediment, your water heater, fixtures, and pipes operate more efficiently and last longer.

Filtered water makes cooking, drinking, and brushing your teeth more enjoyable. Many homeowners notice the difference immediately.

Purified water helps maintain natural moisture, preventing dryness and irritation throughout the winter months. You may also notice your hair feels softer and more manageable after every shower.

These systems capture chemicals, bacteria, and sediment before they reach your family, providing year-round peace of mind. Consistent filtration ensures the water you use for drinking, cooking, and bathing stays cleaner day after day.

How Long Do Whole-Home Water Purifiers Last?

A quality whole-home water purifier is built to last, often providing 5-10 years or more of reliable service when properly maintained.

The system’s longevity depends on regular care, including timely filter and component replacements, which keep the purifier working efficiently and your water consistently clean. Most filters need to be changed every 6-12 months, while specialized components may have their own schedules. Following the manufacturer’s guidelines ensures the system continues performing at its best, protecting your plumbing, appliances, and family for many years.

High-quality whole-home systems are designed to be a long-term investment, typically providing 5 to 10 years of consistent water filtration.

Regularly replacing sediment and carbon filters every 6 to 12 months prevents clogs and ensures the system doesn’t experience unnecessary strain.

While the main housing is built for the long haul, specialized media like UV lamps or resin beds have unique replacement cycles to maintain peak sterilization.

Why New England Homeowners Choose GEM for Water Purifier Installation

Choosing a company to work on your home’s water system takes trust.

GEM provides clarity, craftsmanship, and dependable service that homeowners rely on year after year.

Founded in 1949, GEM has grown into one of the region’s most established home service providers, trusted for honest work and long-term reliability.

We treat your home with the same respect we give our own. We show up on time, communicate clearly, and deliver clean, code-compliant work.

From plumbing and HVAC to electrical, you get full-service convenience with one trusted partner who understands your home inside and out.

We help you understand your options clearly, showing how each system performs and what it delivers for your home. You’ll get practical guidance and honest recommendations so you can make a confident choice that fits your family’s needs and lifestyle.

Our technicians understand the specific water challenges facing our region, from the high mineral content in well water to the unique treatment needs of municipal supplies.

We don’t just install your system and disappear; we offer ongoing maintenance programs to ensure your purifier continues to deliver bottled-quality water.

GEM technician testing kitchen faucet water flow

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customer and technician interaction

Our GEM Family Cares for Your System’s Entire Life

Your homes HVAC, plumbing and electrical systems work hard all year. Regular maintenance keeps it running efficiently, quietly, and reliably for years to come.

Our Home Comfort Club makes maintenance easy with annual tune-ups, priority scheduling, and discounts on repairs. We catch problems before they become emergencies and keep your home’s systems running the way they should, year after year.


Ready for Cleaner, Healthier Water?

Upgrading your home’s water quality doesn’t need to be complicated. GEM walks you through every step, from choosing the right filtration system to installing it with precision and care.

If you’re tired of guessing what’s in your water – or dealing with stains, bad taste, or appliance wear – a whole-home purifier can make an immediate difference. GEM is here to help you take that step with confidence.

GEM technician in front of service truck



Frequently Asked Questions About Water Purifier Installation

How long does water purifier installation take?

Most installations are completed in a single visit, though timing may vary based on your plumbing setup. We’ll give you a clear timeline before work begins.

Do whole-home water purifier systems filter all water in the house?

Yes, these purifiers are installed at the main water line so every faucet, shower, and appliance receives filtered water. This delivers consistent results throughout your home.

What contaminants can these water purifiers remove?

Depending on the model, filters can remove sediment, chlorine, minerals, and other impurities. We’ll match your system to your specific water test results.

Will a water purifier reduce hard water?

Some systems can, while others work alongside water softeners for full treatment. We’ll help you determine what combination is best for your home.

Do I need to replace my water purifier’s filters regularly?

Most systems require periodic filter changes to stay effective. GEM can handle this as part of routine maintenance or your Home Comfort Club membership.