Breathe Easier with GEM

Are you struggling with high humidity in your home? Too much moisture can make the air feel damp and heavy, leading to musty odors, foggy windows, warped flooring, and even mold growth.

Some homeowners start with portable dehumidifiers, but those small units often can’t keep up. If you’re tired of emptying buckets or still noticing moisture problems, a whole-house dehumidifier is a more reliable, long-term solution. It automatically removes extra humidity throughout your entire home, helping you maintain cleaner air.

At GEM Plumbing & Heating Services, LLC, we make installing a whole-house dehumidifier simple and stress-free. Our licensed, NATE-certified technicians will recommend the right system size and type and install equipment that integrates seamlessly with your HVAC system. With GEM, you can enjoy a healthier, more inviting home, free from moisture buildup and the problems it creates.

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GEM Technicial Inside Van


(833) 222-2953

Restoring Comfort and Peace of Mind

Since 1949, GEM has proudly served homeowners across Rhode Island and Southeast Massachusetts, building a reputation on decades of experience, deep roots in New England communities, and a genuine commitment to getting every job done right. With 500+ trucks, 700 skilled employees, transparent pricing, and same-day service, GEM guides you through every step of the process — helping you choose solutions that fit your needs and your budget — so you gain not just a dehumidifier, but a long-term partner for your home’s comfort.


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Years in Business

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What to Expect During Dehumidifier Installation

GEM follows a proven installation process to ensure your new dehumidifier works efficiently and reliably from day one. Here’s what you can expect:

Our technicians start with a thorough evaluation of your home. We consider square footage, insulation, air circulation, and moisture hotspots to determine the right dehumidifier size for your home.

We present options that fit your home’s needs, including system features, energy efficiency, and warranty details. You’ll receive clear, upfront pricing so you can make an informed decision before any work begins.

On installation day, our team arrives with all necessary tools and equipment. We install your dehumidifier carefully, integrate it with your HVAC system, and ensure it operates correctly.

Once the installation is complete, we test the system, show you how to use controls, and explain maintenance tips. You’ll feel confident that your home’s humidity is regulated

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What Our Customers Are Saying

100% Satisfaction Guarantee

4.6
Based on 8937 reviews
Service was once again excellent. Efficient, knowledgable, respectful of property, and explained the work in detail and clearly. Provided detailed options. 10/10
Above and beyond. Efficient and professional
Scott did a great job on the work, came up with good idea for updating our online valves replacement, noticed other future issue with kitchen sink.
Administration, scheduling could be better, I confirmed the appointment over 6 times
Jim and Rob(?) were very helpful. Thank you Rob for getting me back my hot water!
Chris repaired leaking natural gas valve for our BBQ. Quickly diagnosed the problem and did the repair without any problems.
Eric and his partner were very skilled and did a great job replacing the outdoor well tank
William and his brother were very professional and extremely nice. They also were very knowledgeable and I felt I could understand what they actually did in the end. Great workers.
Outstanding work by professionals who know what they are doing.
Quality and professional
Body and Nick were professionals and offered great advice! The overall cost, visit $149,, labor $250, one year two visit maintenance he is $100. Total $499. Tell me if you can find a better price. Thank you! David
Our plumber was right on time, very professional and courteous and got the job done to restore our water quickly.
Very pleased friendly explained everything in detail all questions were answered very satisfied
HVAC routine maintenance visit
On time, I got the text they were on the way
The guys were tidy and knowledgeable, friendly and efficient. Thank you!
The technician did a great job!
Very satisfied with the work .
The technician was pleasant and respectful of my home.
Cannot say enough about GEM. Knowledgable, best service I have ever received, courteous and professional. Fantastic company; each and every person I have encountered has been great. Nick problem solved complex plumbing issues today. Highly recommend.
Excellent Service! I would highly recommend this company.
The technicians were very friendly, courteous and through with the work and explained exactly what was done.
I scheduled an appointment this morning. They came this afternoon and fixed the AC in such a short time. They explained my issue very well and were very friendly. I would definitely recommend then to anyone having issues
Two very nice, and helpful young men, came to my home. They were there to do an HVAC summer tuneup. They were quick and efficient. Moreover, they helped me move a couple of things as I am a 100% disabled vet who has had to have three right shoulder replacements..
Quick to respond, professional, excellent knowledge of the problem and skilled to fix it. Reasonably priced for same day service!
Richard was great. I watched him systematically evaluated the HVAC system and quickly fought problem.
David was very helpful but price to fix was way to high so opted out of fixing it
GEM has been a phenomenal service for us! Scott was knowledgeable, professional, and nice. He explained multiple options regarding our garbage disposal and installed a new one very quickly and made sure all was good before he left. I would recommend it to anyone!
Professional, knowledgeable and friendly technicians who get the job done. They came within the window and called and texted before their arrival. Very pleased with the service
My experience so far has been one of mutual respect for the technicians and timely manner their work is performed, their knowledge is highly appreciated. Thank you.

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Common Signs You Need a Whole-House Dehumidifier

Many homeowners don’t realize the impact of high indoor humidity until it becomes noticeable.

Here are some common signs that your home may benefit from a whole-house dehumidifier:

Dew on windows, damp walls, or wet floors can indicate elevated humidity levels. Over time, this moisture can damage wood, paint, and furnishings.

If your home has a musty odor or visible mold in basements, closets, or bathrooms, it’s a clear warning that moisture levels are too high. Dehumidifiers help prevent mold growth and protect your home.

High humidity levels promote dust mites, mold spores, and other allergens. If family members experience frequent allergy symptoms or respiratory irritation, a dehumidifier can improve the air quality in your home.

Humidity can cause doors and windows to swell, making them difficult to open or close. Controlling moisture helps maintain smooth operation and prevents long-term damage.

Portable vs. Whole-House Dehumidifiers: What’s the Difference?

You know you need to reduce the humidity around your home, but you’re not sure what the right choice is.

Homeowners typically have two main options; invidual portable dehumidifiers and whole-home systems. Ultimately, the choice will come down to the area you want covered, as well as some other factors. Consider things like:

Portable dehumidifiers work well for single rooms or smaller spaces, while whole house systems are designed to manage moisture throughout the entire home. The square footage you want to control plays a major role in which option makes sense.

Portable dehumidifiers are simple to set up and require no permanent installation. Whole house dehumidifiers require professional installation and integration with your HVAC system, which is a bigger upfront commitment.

Portable units need regular emptying or drain management and frequent filter cleaning. Whole house systems usually require less hands-on maintenance once installed, with service handled during routine HVAC checkups.

Why Homeowners Trust GEM for Dehumidifier Installation

When it comes to protecting your home, GEM delivers expertise, reliability, and peace of mind.

Our NATE-certified team is trained to handle all aspects of dehumidifier installation safely and effectively. You’ll have experts in your home who follow code, double-check their work, and make sure your system is built to last.

With decades of experience serving Rhode Island and Southeast Massachusetts homes, we understand the unique challenges of New England climates and indoor air quality concerns. That means we know exactly how to size and install a system that keeps humidity in check year-round.

From installation to maintenance and HVAC integration, GEM handles every step in-house. You won’t have to juggle multiple contractors or worry about gaps in communication.

We only install high-quality systems that perform efficiently, helping you maintain comfort and lower energy costs. Every unit is tested before we leave to ensure it’s operating exactly as it should.

GEM is committed to your satisfaction. Our technicians show up on time, protect your home, and explain every step of the process. Our goal is to make the entire experience clear so you’re not left with any questions or concerns.

Our Home Comfort Club keeps your AC in top condition through regular inspections, tune-ups, and exclusive member benefits. It’s the easiest way to protect your investment and maintain reliable comfort year after year.

Smart thermostat installation by GEM HVAC technician

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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.


Contact GEM for Your Indoor Air Quality Needs

With 75+ years of experience and a team of certified indoor air quality specialists, GEM makes dehumidifier installation simple and reliable.

From your first consultation to your final quality check, we’re here to guide you every step of the way with honesty, transparency, and craftsmanship you can trust. Don’t wait for humidity to affect your home – call or book online to schedule service today.

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Other HVAC Services You May Need


Frequently Asked Questions About Dehumidifier Installation

How do I know if I need a whole-house dehumidifier?

If your home has persistent moisture, musty smells, mold growth, or allergy issues, a whole-house dehumidifier can help maintain healthy humidity levels.

Will a dehumidifier reduce my energy bills?

Yes. By removing moisture, your HVAC system can operate more efficiently, which can lower energy consumption and costs.

Can I install a dehumidifier myself?

Whole-house systems require professional installation to ensure proper sizing, duct integration, and optimal performance.

How long does dehumidifier installation take?

Most installations can be completed in a few hours to a single day. GEM technicians handle everything, leaving your home clean and ready to enjoy.

Do I need a dehumidifier for the whole house or just certain rooms?

While portable units work in individual rooms, a whole-house dehumidifier keeps moisture in check throughout your home.

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