October Is Breast Cancer Awareness Month

Proceeds of New Installations to Benefit The Gloria Gemma Breast Cancer Research Foundation

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.


Skilled employees

Trucks on the Road

Years in Business

Emergency Service


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.

Female Gem Plumbing u0026amp; Heating employee sitting at a desk smiling

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What Our Customers Are Saying

100% Satisfaction Guarantee

4.6
Based on 9509 reviews
Alex Fagundes
23 hours ago
Exceptional service! Knowledgeable, and they left with giving me a lot of insight on boilers and options we had. They left and we felt much better.
Joanne Bennett
3 days ago
Exceptional service from GEM. Douglass is absolutely the best !!! … will use them again. Thank You!
buddy croce
3 days ago
Workers were polite and knowledgeable. They diagnosed the problem right away. And we're able to repair it same day.
Steven Pichette
4 days ago
August 27 2025 . Another excellent yearly electrical plumbing , & heating checkup by Eric Governo , Brody Lott , Aiden Cunningham and crew. Thanks! Aug 2025 – Excellent service by Jacob and his coworker . Yearly maintenance on our Generator . Great service as always . Routine maintenance appointment for our boiler . Highly recommended . 2025- same great service for our routine maintenance for our central air unit. May 14, 2026 – great yearly central air maintence by Joe and Anthony . Professional and helpful explaining the inspection they preformed August -18 2026 – we had our yearly maintence for our generator . Aiden was the Gem tech that came out and did the yearly maintence. Aiden was excellent answering all my questions regarding the generator . Was a pleasure having Aiden serviced our yearly generator maintenance August 21-2026. Gem tech Richard stopped by today to go over a couple of issues with our central air unit . Excellent visit and service . August 28 2026 – another great professional visit today by ( Senior ) Joseph . Our central air went down and was fixed in less than 24 hours . Thanks again ! Oct 1 2026 – Erikson M and Demetris arrived to inspect my furnace for its yearly tune up . Another excellent professtional visit. Thank You !
Kate Kelley
4 days ago
I had a plumbing emergency today & GEM had a guy on my doorstep within 1/2 hour. I couldn’t even get a return phone call from anyone else. Excellent service!
Robert Smith
4 days ago
Christopher was efficient and courteous and completed my boiler and split unit heat annual maintenance quickly. Highly recommended!
Maureen Walsh
4 days ago
Rainey was excellent . He explained why my system failed and explained what a new system would cost . We agreed to replace our furnace which was 24 years old . Rainey and Pedro showed up at 8 and before 4 I had a new furnace installed and the old one hauled away .Easily explained all the process , he was excellent
Kate Pomert
4 days ago
the price put me in sticker shock …..but the work was exceptional. they did a great job and explained to me what they did.
Buck Bruce
4 days ago
Seemed very knowledgeable and very informative. Friendly service as well.
Jim Harrod
4 days ago
I was thoroughly impressed with the superb HVAC maintenance service I received from David Santiago and trainee, Kevin today! Before David and Kevin arrived I was very disappointed with having had my original service date rescheduled to what I thought were spurious reasons? In fact David and Kevin arrived after the designated rescheduled date and time today. GEM's communication was excellent throughout and their people seemed genuine and concerned. When David and Kevin arrived it turned the whole situation around. They could not have been more professional and knowledgable! I am now firmly committed to GEM and their Home Comfort maintenance program.
Maren Stack
4 days ago
Professional, informative, and reliable!
Malek Askar
5 days ago
We just had our heating system replaced. We went from forced hot water system to a central heating and air conditioning system done by GEM plumbing and heating company We had Omar and Michael work in our home for 5 days they installed all the ductwork, the furnace and the condenser. These guys were very professional, kind, clean and informative throughout the whole install every day they explaind what they did and what is the expectation for the next day. Today was the last day they walked me through the whole system, how to change the filter how to operate the new thermostat and what to look for when things are not working properly. I say thank you to the whole team from planing to done, all went great to expectations
Donna Rubinate
5 days ago
Erickson was great. Efficient, friendly and through. Very professional
Dawn Riall
5 days ago
Ryan and his crew were excellent. They were very knowledgeable and took the time to explain things to me. They were helpful and looked for alternatives for my situation. Not looking to simply make a buck and drive up the bill. Even went out of their way to clear way the awful spiders and buckets of water. Would highly recommended Ryan and Gem. Thank you.
Perfect call: rapid diagnosis and plan for repair
Jillian Johnson
5 days ago
Responsive. Organized. Tracks warranties and sets up maintenance schedule.. Various experience levels for specific jobs. Quality work. Pricier but worthy.
Nelson did a great job
On time, friendly, professional and thorough testing and maintenance of old gas boiler and hot water heater, tested all radiators. Great communication about exact arrival time and throughout the process. GEM has well trained professionals. Excellent service as part of my maintenance contract.
Mary Maltezos
5 days ago
Both techs were very professional and answered any questions we had. Also showed us how ro replace humidifier filter when needed. Worked steadily, cleaned furnace and replaced parts requested.
Our service rep Rainey was very professional knowledgeable and described the work and process of how GEM works in an easy to understand way. This was our first time using gem and we had a great experience
AXS441 GM
5 days ago
9-30-26 Excellent! Extremely detailed and thorough. Explained all actions clearly, and very pleasant, and knowledgeable. Very impressed and hope to receive his services in the future. Thank you, A ———————- For Friday. Aug. 21, 2026 by John Excellent!! He checked all vents and 2 air handlers To track locations of Freon. Determined proper pressure levels and other settings were ok but not cooking. Very thorough and knowledgeable. Since performed all these checks, Can he return to finish his work!!! Thank you, Ayres Services were related to lg heat pump, Not items that follow… And price not determined not finished..
Alice Wood
5 days ago
Cane same day, very efficient and great helpful hints, very personable
Thanks to Nehemias and Partner for a great job routine maintaining of my hvac system!
Paul Allen
5 days ago
Great customer service
Heidi Gobeille
5 days ago
Colin was so helpful and efficient. Highly recommend


GEM technician portrait in front of GEM service truck

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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.