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


(833) 222-2953

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 9462 reviews
David Polishook
3 days ago
No repair was performed at this time I had to pay a diagnostic fee.
We had a new furnace installed today and the guys were great professional cleaned up after them self they were very informative they took all waste involved in the job and I will use gem again in the future
Ruth Ruth
3 days ago
Tom was very helpful discussing the pump and using the bypass system. we’re under contract
Karen Bell
3 days ago
Friendly, professional and informative. Answered all my questions.
Joseph Hoffman
4 days ago
Douglas has been to my house before. He is a very exceptional technician and I have confidence in his recommendations. Joe Hoffman
winnie uniacke
4 days ago
Once again, Gem to the rescue! My well pump failed but Gem didn’t. I have used Gem Plumbing for several years and have consistently been impressed with their service. They have responded quickly to a variety of emergencies and projects, including repairing my well, installing a hot water heater, replacing my electrical panel, and repairing my generator. In every case, their technicians arrived promptly, acted professionally, accurately diagnosed the problem, and successfully completed the repair. Their workmanship has been reliable, and their communication has always been clear and straightforward. It’s reassuring to have a company like Gem Plumbing that I can count on when something unexpected happens. I highly recommend them to anyone looking for responsive, professional, and dependable
edward anderson
4 days ago
That the technician was very thorough and very pleasant. I enjoyed his knowledge. Five stars are good for me.
I Schofield
4 days ago
Technicians were on time; very polite and professional and quickly resolved my issue. Will utilize their services again.
Professional, thorough, reliable and knowledgeable. I’m glad I chose Gem and will be working with them in the future.
Aaron was very polite and explained everything well. Installed new system and took away the old one. It was quick and painless. Thank you Aaron.
David was great…friendly and knowledgeable.
Jeanine
6 days ago
Technician was knowledgeable, courteous and thorough. Took time to explain what was done for service.
Quick service and found a problem before it had a chance to fail. Thanks !
jane perkins
1 week ago
They weee smart, communicated well, professional.
Andy Moutinho
1 week ago
Gem Plumbing very professional and neat
Sean Crehan
1 week ago
Doug, one of the technicians came out today, and was outstanding! He came in (even on a holiday weekend), gave very professional service, and he was done in a no time.
Ted Wood
1 week ago
Excellent job by Bruno. Very happy with the new system.
Sara Pedone
1 week ago
I wasn’t anticipating a plumbing issue on a Friday before a long weekend but there I was with a busted hot water tank and a very wet floor. I called GEM at 1030am and by 130 Carmelo and Marcelo were at my house. They quickly diagnosed the situation and we scheduled an appointment for Sat am to have the tank replaced. Sat AM they were there earlier than planned and completed the job efficiently and professionally. Very happy with this company !
Peter Medeiros
1 week ago
Awesome company! Always reliable and on their game!! Great team! Always on time
George Spliff
2 weeks ago
Aiden and associate arrived on time and were very professional about the work. They were very informative and certainly knew their jobs. Answered all my questions. Would definitely be calling business again would recommend to other customers as well.
Mike DiMeo
2 weeks ago
Great job installing the air scrubber system!
JimDaddy
2 weeks ago
Explained in detail. Indicated things I should monitor.
Nancy Merrill
2 weeks ago
Staff were very professional and pleasant.
Brian Read
2 weeks ago
Britain from GEM was awesome help me.out at the same time I had to go to work 3rd shift at my house.in the Middle of the night talk the proceeds to me and my sone was there he was helping my son to translate issues .he is 25 with Autism. And he.was.great with me. He found the.major issue fast. Polite well manner after a 2 hour drive to get to me late at night. I highly recommend him and them. Thank you so much. !!!!!!! BRIAN
Janice Bella
2 weeks ago
Both William and mark were very knowledgeable, friendly and very helpful. I was impressed with their communicating “plumbers language” with me the layman. All in all I would highly recommend this pair of skilled professionals! Thank you again William and Mark


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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.