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 9560 reviews
James Owens
18 hours ago
Timely professional service team. All phases of the work to be performed were explained in detail.
Marian Roberge
2 days ago
I’m very pleased with the work done by Cristian & his helper. Communication was very much appreciated – every question was answered and explained throughout the entire project. It’s rare to find someone who takes pride in their work these days. I would highly recommend GEM to anyone looking for a skilled contractor.
Dena Szylkonis
2 days ago
Had a leaking T&P relief valve on my water heater. Called GEM, they came out just a few hours later, replaced the valve with a new one, and they could not have been nicer or more professional. Very satisfied and grateful for their speed and knowledge. Would absolutely call on them again. I did not pay anything because I am under warranty.
Steve Janzen
3 days ago
Excellent work and highly recommended.
Been using this company for years and they have always provided great service from support to techs
Melissa Mello
3 days ago
We needed a new furnace. They sent someone out the next day to provide an Estimate. The price seemed reasonable and the discounts made it even better so I booked them to complete the job. I received a call later the same day and had the furnace installed the following day by Ethan and Kevin. The following Monday, my furnace would not fire. After evaluating the situation it was found that we needed to relocate our exhaust pipe. Ethan and Kevin were sent to do the job. The original installation was done in less than a day and assessing and relocating the exhaust pipe was done in a few hours. I am happy with the service.
tracey ott
3 days ago
We received great service and happy with the results!
Soccercezanne
3 days ago
Exceptional service and attention to details.
Emilio Guzman
3 days ago
The guys did an amazing job! They went above and beyond to help us understand the process. They took the time to make sure we were happy. They cleaned up the job site and made it look as if nothing happened. I highly recommend this team.
Donald Dos Vais
3 days ago
If l owned a business l’d hire Tom in a New York minute!! I would definitely not score a 10, but an eleven!!!!!!
Maggie C
3 days ago
Quick service, good communication. Reliable. Friendly staff.
Peek Peter Muth
3 days ago
Excellent service !! Very professional and honest
Cherie Richer
3 days ago
Problem with seeing same day as the request, very professional, knowledgeable, a pleasant young man also
Gerry N
3 days ago
There deserve more than five stars they're great people and do great work
Kim N
3 days ago
They fixed exactly what I needed! Very pleased. Definitely recommend!
Explained everything in detail. They were excellent in explaining and showing us how it works. Thank you
Ron Scarborough
4 days ago
David was very thorough, knowledgeable and professional. He paid attention to detail and explained everything to ensure we were satisfied with the work.
Rose Marsan
4 days ago
Technician was efficient.
Geoff Schoos
4 days ago
Both David C was excellent! Hecame on time, walked me through what needed to be done, and when completed showed me the final product. He was very professional, pleasant and respectful of our home. I strongly recommend him for any repairs needed.
Their $99 promotion — main drain cleaning + camera inspection — is a great deal. The guys who did the work were very systematic, surveying the drain pipe both before and after cleaning it out, and explaining what they found very clearly. They followed up with a proposal for fixing the pipe. I will of course bid out the repair, and I have no information about how efficient and economical they are for doing this work.
Percilla Perry
4 days ago
On time, and suggested further repair. Installed new furnace replacement.
jarrod Roach
4 days ago
Living on the Cape finding a reliable service company can be difficult. GEM is now my go to for HVAC and plumbing service.
> Five stars for Davontay V. He came out to our Foxborough building for a no-heat call, found a loose heat-call wire in minutes that the previous tech had walked right past, reconnected it, and there was no charge for the visit. Professional, fast, and honest. He's our requested tech from now on. Additionally, Davontay also put the lock cover back on, locked up every door, shut off the lights, and took care of a few small cleanup items that weren't part of his job — all without being asked. Great job!
James Webb
4 days ago
Brian from Gem did an excellent job installing my kitchen faucet!! He was very courteous and made sure everything was clean before he left.
sinclairhome
4 days ago
Efficient and clean electrical


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.