Get matched with top insulation pros in Mount Pleasant, SC

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4.4

(126 reviews)

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Avatar for USA Insulation of Charleston
USA Insulation of Charleston
5.0(
5
)

Serving Mount Pleasant, SC and surrounding areas

Approved

In business since 2013

Free estimates

Warranties offered

USA Insulation has been providing homeowners with energy efficient insulation since 1985. Our trained, professional installers, service Charleston County, Berkley County & Dorchester County. We pride our company on reliability, great communication, integrity and quality work. It is our mission to provide excellent workmanship and complete customer satisfaction, from the start to the completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job. Please contact us today to set up a free consultation

20 neighbors recently requested a quote
Avatar for Carolina Energy Conservation, LLC
Carolina Energy Conservation, LLC
4.2(
118
)

Serving Mount Pleasant, SC and surrounding areas

Approved

In business since 2008

Free estimates

Small jobs welcome

"Ceiling had numerous holes drilled with sporadic or no pattern, ceiling repair and patching was not part of contract we agreed upon. Took several days to prep and complete two jobs - blowing insulation into vaulted ceiling and spray foam on attic duct work. Workers left attic walkway messy, they came out right after I called and didn't bill me until they until cleaned up."
Kitchen Solatube Before
Kitchen Solatube After
Leaky Can Light
Sealed Can Light
Master Bedroom (Before Solatube Install)

+22

Response time1 day
77 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for Apex Home Innovations, LLC
Apex Home Innovations, LLC
4.8(
25
)

Serving Mount Pleasant, SC and surrounding areas

Approved

In business since 2017

Free estimates

Emergency services offered

"Mr. Miller, with Apex, is SUPER easy to work with and will do you good! They did an awesome job with removing and adding new insulation. They ended up going above and beyond and even doing a little extra work for me!"
Response time5 days
48 neighbors recently requested a quote
Recommended by85%of homeowners
Avatar for Barrier South
Barrier South
4.8(
15
)

Serving Mount Pleasant, SC and surrounding areas

Approved

Super Service Award Winner

In business since 2014

Free estimates

Credit card accepted

"Barrier South did a great job re insulating my attic and crawl space under house. Jose led a crew that were very professional and skilled. I recommend Barrier South highly. Great job at competitive prices."
Attic Insulation - Open Cell - nominal 5" - R
Attic Insulation - Open Cell - nominal 5" - R
Attic Insulation - Open Cell - 10.5" - R-38
Exterior walls - open cell walls - R-13 value
Shaved flushed for sheet rock.

+4

Response time2 days
176 neighbors recently requested a quote
Recommended by21%of homeowners
Avatar for Eco Friendly Services
Eco Friendly Services
4.9(
31
)

Serving Mount Pleasant, SC and surrounding areas

In business since 2015

Free estimates

Emergency services offered

"The service technician was excellent. He was professional and immediately came and completed the work requested. The unit is working perfectly and because of this, l requested another service to have the unit cleaned. I would definitely recommend your company to anyone in need of your services. Thank you."
Beautiful installed new High Efficiency WwilMclain Evergreen  Boiler
New 14 Seer Condenser with new pad and new Disconnect Box
Hi efficiency Amana heating and cooling system
Install newheating and cooling system
Remove old Boiler and install a New Boiler

+34

Recommended by96%of homeowners
Showing 1-10 of 35
Insulation questions, answered by experts

Mount Pleasant homeowners can address small insulation issues by sealing minor gaps with weather-resistant caulk, gently fluffing compressed attic insulation, and clearing blocked soffit vents to improve airflow. Always wear protective gear, including gloves, a mask, and long sleeves, to guard against fiberglass and allergens. Work during cooler hours, and if you notice persistent dampness, visible mold, or electrical wiring concerns, contact a local insulation professional promptly.

Helpful?

In Mount Pleasant, insulation projects may reveal hidden issues such as moisture damage in attics or crawl spaces, pest infestations unique to coastal environments, or the need for improved attic ventilation. Additional expenses can arise from structural repairs or upgrading insulation to meet local energy efficiency standards. Permit and inspection requirements for larger projects are common. Planning for these possibilities and working with contractors experienced in Mount Pleasant’s climate can help minimize surprises.

Helpful?

For new homeowners in Mount Pleasant, start with a professional energy audit to identify insulation gaps and air leaks. Upgrading attic insulation and sealing around windows and doors can significantly improve energy efficiency. Consider adding vapor barriers or encapsulating crawl spaces to manage humidity. Insulating and sealing ductwork, especially in unconditioned areas, is important for maintaining indoor comfort and protecting against the region’s frequent humidity and coastal weather.

Helpful?

In Mount Pleasant, create a seasonal insulation inspection routine by checking attic and crawl space insulation every spring and fall. In spring, look for signs of moisture intrusion from heavy rains and check for pest activity common to coastal areas. In fall, inspect for air leaks around attic hatches and ensure proper attic ventilation for humidity control. Regularly review energy efficiency by tracking utility bills and feeling for drafts in main living areas.

Helpful?

In Mount Pleasant, the longevity of insulation projects depends on effective moisture management, proper air sealing, and choosing insulation materials suited for high humidity and salt air. Using closed-cell spray foam or moisture-resistant batts helps prevent mold and pest issues. Ensuring complete coverage in attics and crawl spaces, maintaining correct R-values, and providing adequate ventilation are key for long-term energy efficiency and durability in this coastal climate.

Helpful?

The Mount Pleasant, SC homeowners’ guide to insulation services

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