Spray Foam Insulation in Charleston, SC
Save money and protect your investment!
In Charleston, SC, Barrier South delivers expert spray foam insulation, waterproofing, vapor barriers, and building envelope solutions designed for the Lowcountry’s unique climate. From historic homes to modern commercial buildings, we help protect properties from heat, humidity, and moisture damage. Call or email us today to discuss your next project. For superior insulation and moisture protection in Charleston, trust **BARRIER SOUTH**. We’re here to help!
How Spray Foam Insulation Saves You Money
1. Superior Energy Efficiency
Charleston’s coastal climate brings heat, humidity, and seasonal temperature changes, making effective insulation essential. Spray foam insulation forms a continuous air barrier, sealing gaps and preventing energy loss. With better insulation, your HVAC system runs more efficiently, keeping your property cool in summer and warm in winter while reducing energy costs.

2. Long-Term Cost Savings
Investing in spray foam insulation in Charleston pays off in the long run. The material’s durability and resistance to moisture help protect your home or business from mold, mildew, and structural issues. With lower energy consumption and fewer maintenance costs, spray foam delivers significant savings over time.
GET A FREE QUOTE!

I'm Interested in:

Spray Foam Insulation in Charleston, SC
Save money and protect your investment!
In Charleston, SC, Barrier South delivers expert spray foam insulation, waterproofing, vapor barriers, and building envelope solutions designed for the Lowcountry’s unique climate. From historic homes to modern commercial buildings, we help protect properties from heat, humidity, and moisture damage. Call or email us today to discuss your next project. For superior insulation and moisture protection in Charleston, trust **BARRIER SOUTH**. We’re here to help!
How Spray Foam Insulation Saves You Money
1. Superior Energy Efficiency
Charleston’s coastal climate brings heat, humidity, and seasonal temperature changes, making effective insulation essential. Spray foam insulation forms a continuous air barrier, sealing gaps and preventing energy loss. With better insulation, your HVAC system runs more efficiently, keeping your property cool in summer and warm in winter while reducing energy costs.

2. Long-Term Cost Savings
Investing in spray foam insulation in Charleston pays off in the long run. The material’s durability and resistance to moisture help protect your home or business from mold, mildew, and structural issues. With lower energy consumption and fewer maintenance costs, spray foam delivers significant savings over time.
GET A FREE QUOTE!

I'm Interested in:

Save Up to $1,200 with the Insulation Tax Credit

Available tax credits help lower the cost of insulation and air sealing upgrades! You can claim up to $1,200 every year, in addition to other incentives and rebates. Ask our team how tax credits work and how much you stand to save.


LEARN MORE


Benefits of Spray Foam Insulation
Charleston’s coastal climate makes proper insulation essential for both energy efficiency and moisture control. Spray foam insulation not only helps lower utility bills by up to 40%, but it also prevents humidity-related issues like mold growth and structural damage. Additionally, it enhances indoor comfort and even adds a layer of soundproofing for a quieter home.

If you’re looking for an energy-efficient upgrade in Charleston, spray foam insulation is an excellent investment. Enjoy a more comfortable home with long-term savings on energy costs.
Contact Us

Why choose Barrier South?

Free Estimate
Quick Response
Fast Results
Happy Customers
MEMBERSHIPS AND CERTIFICATIONS
the logo for the air barrier association of america
a veteran owned small business logo with a laurel wreath
the logo for the hilton head area home builders association
a logo for nmsdc 50th anniversary
Our Mission
Charleston’s coastal environment presents unique challenges, from high humidity to seasonal storms. We provide superior thermal and moisture protection to safeguard your property from mold, rot, and water damage. Our experienced team carefully installs insulation and waterproofing solutions with a focus on long-term durability and performance.
Contact Us

Waterproofing and Vapor Barrier Services

damp proofing on a building wall

Damp-proofing

Breathtaking colors of our planet
Button
sheet waterproofing a foundation wall

Sheet Waterproofing

Portraits of people from around the globe
Button
fluid applied waterproofing

Fluid Applied Waterproofing

Stark beauty of desolate dunes
Button
cementious waterproofing

Cementitious Waterproofing

Visual odyssey across continents
Button
A building with waterproofing under construction
a large building foundation
concrete walls being caulked

Commercial Caulking

Visual odyssey across continents
Button
building envelope consulting
Two men are working on a concrete surface in a parking lot
See what our customers have to say!

Upgrade Your Insulation, Upgrade Your Comfort

  • Save Money

    Did you know that investing in energy-efficient solutions like spray foam insulation can lead to significant savings? Plus, you might qualify for US Government tax credits that make these upgrades even more affordable. It's a win-win for your wallet and the environment!

  • Increase Health & Comfort

    A properly insulated home is more comfortable, and the air will stay cleaner. Insulation and air sealing ensures that conditioned air stays inside your home. With poor insulation, your HVAC system works very hard to continuously condition air which seeps in. This air which seeps in is often very dirty and totally avoidable. 

  • Reduce Your Carbon Footprint

    The best way to reduce your home's carbon footprint is by reducing energy waste through increased efficiency. According the the EPA, the #1 way to reduce your energy usage in your home is to improve the building enery efficiency through better insulation. Retrofitting can allow new and existing homes to upgrade their insulation.

  • Reduce Outside Noises

    Have you been in your home and wake up to birds chirping or your neighbor's dog barking outside? Maybe the weather seems louder than it should be. Insulation combats outside noises and also helps with reducing the amount of noise carried from one room to the other.