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Central humidifier installers and replacers in Johns Island

Avatar for ARS / Rescue Rooter Charleston

ARS / Rescue Rooter Charleston

2548 Oscar Johnson Drive
4.59(
91
)
•Approved Pro

ARS / Rescue Rooter Charleston

2548 Oscar Johnson Drive
4.59(
91
)
•Approved Pro
Customers say: Quality work
49 years of experience
Free onsite estimate

ARS is a trusted service provider in heating, air conditioning, plumbing, indoor air quality, and attic insulation. Our courteous HVAC and Plumbing technicians are available 24/7 to provide you with expert service and repair. Our Comfort Advisors are ready to help you make the most effective installation or replacement decisions based on your home comfort needs. We are licensed and insured Estimates provided before work begins Major credit cards accepted. 100% financing with approved credit Residential and Commercial

"Raul Lindsay is a wonderful individual who is both knowledgeable and cordial. He explained how he was going to drain the hot water tank, and he answered all our questions and concerns. The whole process was made seamless because of his expertise. "

Carmen V on June 2025

ARS is a trusted service provider in heating, air conditioning, plumbing, indoor air quality, and attic insulation. Our courteous HVAC and Plumbing technicians are available 24/7 to provide you with expert service and repair. Our Comfort Advisors are ready to help you make the most effective installation or replacement decisions based on your home comfort needs. We are licensed and insured Estimates provided before work begins Major credit cards accepted. 100% financing with approved credit Residential and Commercial

"Raul Lindsay is a wonderful individual who is both knowledgeable and cordial. He explained how he was going to drain the hot water tank, and he answered all our questions and concerns. The whole process was made seamless because of his expertise. "

Carmen V on June 2025

5 Star Charleston LC

520 Folly Rd, Ste 25, PMB 173
4.95(
11
)
•Approved Pro

5 Star Charleston LC

520 Folly Rd, Ste 25, PMB 173
4.95(
11
)
•Approved Pro
Customers say: Quick response
53 local quotes requested
43 years of experience

5 Star Charleston is a professional company that specializes in all aspects of HVAC work. We have an eye for detail and will not leave until you are satisfied! Please be sure to call us today for a fast and friendly service that you will not be disappointed in!

"Highly Recommend! Stephen and his team did a great job replacing our Heat Pump system. My wife asked a LOT of questions and 5Star answered each and every one of them without complaint. "

James S on February 2025

5 Star Charleston is a professional company that specializes in all aspects of HVAC work. We have an eye for detail and will not leave until you are satisfied! Please be sure to call us today for a fast and friendly service that you will not be disappointed in!

"Highly Recommend! Stephen and his team did a great job replacing our Heat Pump system. My wife asked a LOT of questions and 5Star answered each and every one of them without complaint. "

James S on February 2025

Avatar for LimRic Heating & Air

LimRic Heating & Air

4546 DORCHESTER RD
4.34(
64
)
•Approved Pro

LimRic Heating & Air

4546 DORCHESTER RD
4.34(
64
)
•Approved Pro
Customers say: Super punctual
956 local quotes requested
66 years of experience

From sewage and water line repair, and electrical upgrades, to HVAC equipment installation, we take your comfort seriously and have the know-how to get the job done right. At LimRic Plumbing, Electrical, Heating & Air, customer satisfaction is our priority. You can rest easy on our service pledge of “Call Today, Comfortable Tonight!” With our QuickComfort guarantee, we promise that if we can’t fix your HVAC unit on the first service visit, we will provide you with a temporary replacement until we can restore it to working order. With more than 35 well-stocked service vehicles and our same-day service guarantee is no gimmick. Our HVAC and plumbing service technicians are experienced, courteous and rigorously vetted. Before arriving at your home, our techs have passed a background check, a drug test and participated in an in-house training program that ensures they have the most cutting edge knowledge and equipment available. From shoe covers to fully stocked trucks to flat-rate pricing, your HVAC and plumbing issues will be fixed in a painless and timely fashion. It’s that simple- no matter what your problem is, “Call Today, Comfortable Tonight!”

"The job was done quickly, I only wished they would have fixed the wall."

Aisha G on December 2024

From sewage and water line repair, and electrical upgrades, to HVAC equipment installation, we take your comfort seriously and have the know-how to get the job done right. At LimRic Plumbing, Electrical, Heating & Air, customer satisfaction is our priority. You can rest easy on our service pledge of “Call Today, Comfortable Tonight!” With our QuickComfort guarantee, we promise that if we can’t fix your HVAC unit on the first service visit, we will provide you with a temporary replacement until we can restore it to working order. With more than 35 well-stocked service vehicles and our same-day service guarantee is no gimmick. Our HVAC and plumbing service technicians are experienced, courteous and rigorously vetted. Before arriving at your home, our techs have passed a background check, a drug test and participated in an in-house training program that ensures they have the most cutting edge knowledge and equipment available. From shoe covers to fully stocked trucks to flat-rate pricing, your HVAC and plumbing issues will be fixed in a painless and timely fashion. It’s that simple- no matter what your problem is, “Call Today, Comfortable Tonight!”

"The job was done quickly, I only wished they would have fixed the wall."

Aisha G on December 2024

Avatar for Bakers Residential Experts

Bakers Residential Experts

Located In:
4.69(
13
)
•Approved Pro

Bakers Residential Experts

Located In:
4.69(
13
)
•Approved Pro
Customers say: Super punctual
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
332 local quotes requested

Bakers Residential Experts provides a comprehensive range of services, including heating, cooling, plumbing, and electrical work. Our team consists of certified technicians with industry experience dating back to 2000. We are committed to your satisfaction and will ensure that the job is completed correctly before we leave. We take pride in delivering high-quality work alongside excellent customer service. Explore the variety of services we offer below, and don’t hesitate to call or click to schedule a free estimate today!

"My HVAC unit quit working with temperatures in the 90's. I made an appointment, and Bakers updated me via text so I would know precisely when the technician would arrive. The technician was professional, courteous, and knowledgeable. He found and resolved the HVAC issue in short order. Pricing is very reasonable. I recommend this company without reservation."

Phyllis L on July 2022

Bakers Residential Experts provides a comprehensive range of services, including heating, cooling, plumbing, and electrical work. Our team consists of certified technicians with industry experience dating back to 2000. We are committed to your satisfaction and will ensure that the job is completed correctly before we leave. We take pride in delivering high-quality work alongside excellent customer service. Explore the variety of services we offer below, and don’t hesitate to call or click to schedule a free estimate today!

"My HVAC unit quit working with temperatures in the 90's. I made an appointment, and Bakers updated me via text so I would know precisely when the technician would arrive. The technician was professional, courteous, and knowledgeable. He found and resolved the HVAC issue in short order. Pricing is very reasonable. I recommend this company without reservation."

Phyllis L on July 2022

Avatar for Carolina Air Care LLC

Carolina Air Care LLC

885 E Butternut Rd
4.89(
707
)
•Approved Pro

Carolina Air Care LLC

885 E Butternut Rd
4.89(
707
)
•Approved Pro
Customers say: Quick response
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
450 local quotes requested

At Carolina Air Care, we're proud of our years of service to the South East area and look forward to helping you with your air conditioning and heating needs. We're pleased to serve both residential and commercial customers; our team is prepared to help you with the sales, service, and installation of the comfort system that is ideal for your home or business. And be sure to ask Carolina Air Care for a free estimate on replacement of your system. Whether it's a new installation or routine service, our factory-trained technicians provide the expertise your comfort depends on.

"Yes A-1 service. I'm very pleased ?"

Shimmikka B on February 2025

At Carolina Air Care, we're proud of our years of service to the South East area and look forward to helping you with your air conditioning and heating needs. We're pleased to serve both residential and commercial customers; our team is prepared to help you with the sales, service, and installation of the comfort system that is ideal for your home or business. And be sure to ask Carolina Air Care for a free estimate on replacement of your system. Whether it's a new installation or routine service, our factory-trained technicians provide the expertise your comfort depends on.

"Yes A-1 service. I'm very pleased ?"

Shimmikka B on February 2025

Avatar for HOMESMITH

HOMESMITH

225 Old Shoals Junction Road
5.00(
23
)
•Approved Pro

HOMESMITH

225 Old Shoals Junction Road
5.00(
23
)
•Approved Pro
Customers say: True professional
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
362 local quotes requested

With over 25 years of experience in residential construction, remodeling, and repairs, there's not a single aspect of your home that we can't remodel or repair. Your home is in good hands when you call Homesmith.

"I hired Josh to hang some mirrors , painting, install chandelier, and do some electrical work. He is great and very detail oriented to make sure everything was hung symmetrically and straight. I extremely recommend him to anyone who needs work done."

Hannah P on March 2025

With over 25 years of experience in residential construction, remodeling, and repairs, there's not a single aspect of your home that we can't remodel or repair. Your home is in good hands when you call Homesmith.

"I hired Josh to hang some mirrors , painting, install chandelier, and do some electrical work. He is great and very detail oriented to make sure everything was hung symmetrically and straight. I extremely recommend him to anyone who needs work done."

Hannah P on March 2025

Avatar for Handyman Construction Services

Handyman Construction Services

4251 Sebago Rd
5.00(
23
)
•Approved Pro

Handyman Construction Services

4251 Sebago Rd
5.00(
23
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
606 local quotes requested

At Handyman Construction Services we are the top home repair company in the Charleston area. We specialize in handyman work and also large renovations. We are very skilled in our work and know how to fix any problem you have in your home. Call us today for a free estimate.

"Mr. Mike is truly an honest and very admirable handy man. He is true to his word and explains to you everything he is doing on your home remodel project. He listens to you about everything you want in your remodel plans. I was very nervous to find someone to help me redo my front main bathroom again after the first contractor never showed back up to finish the job. Mr. Mike showed up on time. He looked at my floor and looked at my bathroom. He immediately knew I had a water leak. The tile grout was all cracking on the bathroom floor and the bathroom had a terrible smell like old wet rotted wood. Mr. Mike gutted the bathroom again told me there was no rubber liner used for the shower and I had black mold. I was so upset, but Mr. Mike was so nice and calm which made me feel better. He basically rebuilt my entire bathroom. It only took him 5 days. He also found electrical wires by my water lines!! I am over the moon happy about my new bathroom and beautiful floors throughout my whole house. He also installed new interior doors. I loved the guys work and honesty so much that I redid another bathroom in my back bedroom. Mr. Mike is a handy man keeper!"

tracy r on September 2024

At Handyman Construction Services we are the top home repair company in the Charleston area. We specialize in handyman work and also large renovations. We are very skilled in our work and know how to fix any problem you have in your home. Call us today for a free estimate.

"Mr. Mike is truly an honest and very admirable handy man. He is true to his word and explains to you everything he is doing on your home remodel project. He listens to you about everything you want in your remodel plans. I was very nervous to find someone to help me redo my front main bathroom again after the first contractor never showed back up to finish the job. Mr. Mike showed up on time. He looked at my floor and looked at my bathroom. He immediately knew I had a water leak. The tile grout was all cracking on the bathroom floor and the bathroom had a terrible smell like old wet rotted wood. Mr. Mike gutted the bathroom again told me there was no rubber liner used for the shower and I had black mold. I was so upset, but Mr. Mike was so nice and calm which made me feel better. He basically rebuilt my entire bathroom. It only took him 5 days. He also found electrical wires by my water lines!! I am over the moon happy about my new bathroom and beautiful floors throughout my whole house. He also installed new interior doors. I loved the guys work and honesty so much that I redid another bathroom in my back bedroom. Mr. Mike is a handy man keeper!"

tracy r on September 2024

Avatar for Honey-due list

Honey-due list

1162 Whaley Rd
5.00(
7
)
•Approved Pro

Honey-due list

1162 Whaley Rd
5.00(
7
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
4175 local quotes requested

We specialize in handyman services, home repairs, and landscaping. We guarantee your satisfaction, and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Check out all the services we offer below and call -or- click to schedule a free estimate today

"They did a great job and easy to deal with."

Joseph W on January 2025

We specialize in handyman services, home repairs, and landscaping. We guarantee your satisfaction, and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Check out all the services we offer below and call -or- click to schedule a free estimate today

"They did a great job and easy to deal with."

Joseph W on January 2025

Avatar for Cransten Service All Stars

Cransten Service All Stars

15 W Scenic Pointe Dr
4.40(
99
)
•Approved Pro

Cransten Service All Stars

15 W Scenic Pointe Dr
4.40(
99
)
•Approved Pro
Customers say: Quality work
13554 local quotes requested
9 years of experience

Cransten is the best handyman and remodeling experience in the US. Our team is vetted, trained, background checked, and amazing at what we do. We are licensed and insured. Get a free quote from us today and see what we can do to help create your dream home!

"Matt showed up on time and we reviewed the work we wanted done. He went over the estimate and even gave me a ballpark guess on materials. After I gave him the green light, he left to acquire the materials and returned in short order. The work itself was done very well, Matt didn’t mind me hovering around asking questions and even gave me some great advice on things to do afterwards. We looked over all the work done when he had finished and give him our highest recommendation. He even discussed a couple other future projects with us. Definitely use these guys."

Steven B on September 2025

Cransten is the best handyman and remodeling experience in the US. Our team is vetted, trained, background checked, and amazing at what we do. We are licensed and insured. Get a free quote from us today and see what we can do to help create your dream home!

"Matt showed up on time and we reviewed the work we wanted done. He went over the estimate and even gave me a ballpark guess on materials. After I gave him the green light, he left to acquire the materials and returned in short order. The work itself was done very well, Matt didn’t mind me hovering around asking questions and even gave me some great advice on things to do afterwards. We looked over all the work done when he had finished and give him our highest recommendation. He even discussed a couple other future projects with us. Definitely use these guys."

Steven B on September 2025

VANDERHORST PAINTING

10008 LEE SHORE LN
5.00(
2
)

VANDERHORST PAINTING

10008 LEE SHORE LN
5.00(
2
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

NO SUBS. COST IS DETERMINED BY THE JOB. NO TRAVEL CHARGES. NO SERVICE CHARGES.

NO SUBS. COST IS DETERMINED BY THE JOB. NO TRAVEL CHARGES. NO SERVICE CHARGES.

...
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FAQs for central humidifier installation and replacement projects in Johns Island, SC

Aim for indoor humidity between 30% and 50%, with the sweet spot around 45%. That range keeps mold, dust mites, and musty odors in check while protecting drywall and woodwork. Staying in the zone also helps your HVAC system run more efficiently and supports healthier air for you and your family year-round, during hot summers and cold winter months.

With routine filter changes and coil cleanings, most whole-house units run for eight to 15 years. Heavy use, poor air quality, or bargain-bin equipment can shorten that span, while a well-maintained, high-quality model often makes it to the upper end of the range. Ask your installer about recommended service intervals to get the most mileage from your investment.

It depends on your climate. Homes in cold, dry regions can often shut the dehumidifier off once winter sets in. If you live in a warm, humid area—or your house tends to trap moisture—you may need to keep it running year-round. Use a simple hygrometer: if readings stay below 50%, give the unit a rest. Just remember to restart it when humidity climbs again to avoid mold and condensation.

Dry air feels cooler, so your AC doesn’t have to work as hard. By stripping out excess moisture, the dehumidifier lets you raise the thermostat a few degrees without losing comfort. A shorter AC runtime reduces electricity use and can shave a noticeable amount off your summer power bill. Energy-efficient models further enhance those savings.

If your home is under about 2,000 square feet, a well-placed portable unit can handle the load. Just remember they’re less efficient and need hands-on upkeep—think emptying tanks and cleaning filters. If you prefer set-and-forget convenience or plan to expand your living space, a whole-house model still offers better long-term comfort and lower energy use per square foot.

The Johns Island, SC homeowners’ guide to central humidifier installations and replacements

From average costs to expert advice, get all the answers you need to get your job done.

See all articles
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