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Spray Foam Insulation in Savannah, GA (31405) · Local Professionals

Savannah Spray Foam Insulation · Fast response in Savannah and the Savannah area · Free estimate 24h

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Savannah's mix of century-old frame homes in the Historic District and Ardsley Park, mid-century brick ranches in Midtown, and newer subdivisions spreading toward Pooler means homeowners here face a specific insulation problem: hot, humid coastal air driving moisture into walls and crawl spaces most of the year, and attics that bake through long cooling seasons while rooms over garages stay cold.

We've been spray foam insulating Savannah homes and commercial buildings since 2010. Homeowners in 31405 and across the Savannah area call us when their cooling bills have become unaffordable, when a room never reaches temperature, or when they find damp insulation and condensation in an attic or crawl space. We show up with an honest assessment, a written estimate with R-value and thickness specs, and the crew to fix it right the first time.

Spray Foam Insulation in Savannah (31405)

Savannah's housing stock tells the story. Historic homes on raised crawl spaces under live oaks pull damp coastal air through vented foundation walls. Newer stick-framed houses on slabs have attics carrying ductwork through heat, and rim and band joists that leak air and let moisture in. Mid-century brick ranches have closed wall cavities with no insulation at all. All of it sits in climate zone 2A, where the cooling season runs long and humidity is the real enemy. A room over an uninsulated garage, an attic with vented soffit intake pulling in moisture, or a crawl space under a raised Historic District home are not code failures. They are design points that work fine in a dry climate and fail quietly in ours.

Our team has been insulating attics, crawl spaces, rim joists, walls, garages, and metal buildings across Savannah and surrounding areas since 2010. We understand what moisture does to a house in the Lowcountry, and we know how to stop it.

Our services in Savannah

How a Job Works in Savannah

We start with a free on-site visit to your home or building. We look at what you have, what you are trying to fix (a cooling bill, a cold room, condensation, contaminated insulation), and what the space actually needs. We measure the area, discuss open cell versus closed cell foam, and confirm the R-value and thickness that makes sense for your attic, crawl space, wall, or rim joist. We give you a written estimate with all the specs spelled out.

When you approve the work, we show up with our crew and equipment. If old insulation has to come out first, we remove it and haul it away. We seal air leaks around rim joists, band joists, rim band transitions, and ductwork penetrations. We spray the foam to the thickness and coverage you approved. We run mechanical ventilation during the cure period, and we tell you plainly when the space is safe to re-enter. Most homes can be occupied again in twenty-four to forty-eight hours. If you are living in the house during the work, we coordinate the schedule and make sure you have a clear exit path.

We clean up and do a final walkthrough with you. Your property leaves looking the way it looked when we arrived, minus the air leaks and the moisture risk.

Pricing for spray foam insulation in Savannah depends on what you are doing and what has to happen first. An attic foam top-up on a sound attic runs from $1.50 per square foot. A crawl space spray foam job, which is common in Historic District and Ardsley Park homes, starts at $2,500 and covers the rim joist, band joist, and crawl space walls. Rim and band joist sealing alone runs from $650. Wall injection foam for closed cavities in a mid-century ranch starts at $2 per square foot. If you have contaminated or wet insulation that has to come out, removal runs from $950 and has to happen before any foam goes in. Replacement and re-insulation of an attic or crawl space starts at $2,800. Closed cell foam (denser, higher R-value, better for moisture control) runs from $1.20 per board foot. Open cell foam (lighter, lower cost, good for interior walls and sealed attics) runs from $0.55 per board foot. The final price depends on the area you are covering, the thickness and R-value you choose, whether you need removal first, and how easy our crew can access the space. Call us at (912) 483-1976 for a free estimate. We will walk you through the numbers and show you what makes sense for your house.

✅ Written Estimates with R-Value & Thickness Specs, fully insured for work in Savannah and nearby areas.

We have a raised crawl space under our Historic District home, and the foundation walls are vented. Is that normal?
Yes. Homes in the Historic District and Ardsley Park were built on raised crawl spaces with vented foundation walls. That design worked fine when the region was drier. In modern Savannah, with coastal humidity year-round, vented crawl spaces pull in damp air that condenses on rim joists, band joists, and the underside of floor framing. We see water staining, soft wood, and mold growth in these spaces regularly. Spray foam on the rim joist, band joist, and crawl space walls, combined with a properly sized dehumidifier, stops the moisture problem and lowers your cooling bills. Call us at (912) 483-1976 to assess your crawl space.
We found condensation and damp insulation in our attic. Can you spray foam over it?
No. If the insulation is wet, damp, or contaminated, it has to come out before any foam goes in. Moisture trapped under foam will cause rot and mold growth. We remove the old insulation, identify and fix the leak or condensation source (vented soffit intake pulling in humid air, a roof leak, or inadequate attic ventilation), let the space dry completely, and then spray the foam. This is not a shortcut we skip, and it is not negotiable. It is the only way to do the job right. Call us at (912) 483-1976 to discuss what you found.
What does attic foam insulation cost in Savannah?
Attic spray foam runs from $1.50 per square foot on average. A typical 1,200-square-foot attic might run $1,800 to $2,400 depending on the thickness and R-value you choose, whether you need old insulation removed first, and how easy our crew can access the space. If you already have sound insulation and just want to seal air leaks and top up the R-value, the cost is lower. If you need removal and full replacement, it costs more. Call (912) 483-1976 with your square footage and we will give you a ballpark figure and a free on-site estimate.
Who decides what R-value and thickness I need, and who inspects the work?
The energy code in force at your address in Savannah, and your local building official, set the minimum R-value for attics, walls, and crawl spaces. The code also governs the ignition barrier and thermal barrier that have to be in place. We follow the code, specify the R-value and thickness on your written estimate, and the building department inspects the work if a permit applies. Permitting rules vary across Savannah and the surrounding areas, so we help you understand what applies to your address and we coordinate with your local building department. We do not set the rules. The code does.
We are living in our Savannah home during the work. What do we need to know about ventilation and smell?
Spray foam has an odor during and shortly after application. We run mechanical ventilation (fans and open windows) during the cure period to pull the smell out of the house. Most homes can be occupied again in twenty-four to forty-eight hours. If you have young children, elderly family members, or anyone with respiratory sensitivity, tell us before we start. We will coordinate the schedule so you can stay with family or friends for a day or two if you prefer. The smell is not dangerous if the space is vented properly, but it is real and we do not downplay it.
Are you insured for this work?
Yes. We carry general liability and workers' compensation insurance on all our crews and all our jobs. You can ask to see proof of insurance before we start any work. If you have a contractor or project manager overseeing the work, we can provide certificates of insurance to them as well.
When is the best time to schedule attic or crawl space foam in Savannah?
The cooling season in Savannah runs long, from May through October, and your attic and crawl space are working hard the whole time. If your cooling bills are high or you have found a moisture problem, the sooner you fix it the sooner you save money and stop the damage. Spring and early fall are good windows because the weather is mild and crews can work comfortably. Summer heat and humidity make the work harder on the crew and the cure time longer. If you are planning a major project, schedule it for April or September. If you have an emergency (damp insulation, condensation, a failed attic), we prioritize those jobs year-round. Call (912) 483-1976 to discuss timing.
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Our services

Our Spray Foam Insulation Services in Savannah

All your work handled by qualified professionals in Savannah

Attic Spray Foam Insulation

Attic foam built for Savannah's long cooling season

Included in your service

  • Roof deck foam sized for Chatham County's long cooling season
  • Sealing top plates in century-old Ardsley Park attic framing
  • Closed cell against hurricane-driven rain intrusion at eaves
  • Vented attic conversion for new homes toward Pooler and Richmond Hill
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Closed Cell Spray Foam Insulation

Closed cell foam for Savannah's humid crawl spaces and rim joists

Included in your service

  • High R-value per inch for tight Historic District crawl spaces
  • Vapor-blocking layer against Chatham County's year-round humidity
  • Rigid foam rated for hurricane season wind and rain exposure
  • Applied in passes to rim joists under Ardsley Park bungalows
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Open Cell Spray Foam Insulation

Open cell foam for quieter walls in Savannah's growing subdivisions

Included in your service

  • Expanding fill for stick-framed walls in Richmond Hill new builds
  • Sound dampening between rooms over garages in Pooler homes
  • Interior wall fill for mid-century Savannah ranches
  • Air sealing stud cavities against humid coastal air infiltration
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Wall & Injection Foam Insulation

Injection foam for Savannah's historic frame walls

Included in your service

  • Small drill holes patched to match Historic District trim
  • Fill for balloon-framed walls in century-old Ardsley Park homes
  • No drywall removal in occupied century-old Savannah houses
  • Targets gaps that let humid coastal air into wall cavities
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Crawl Space Spray Foam Insulation

Crawl space foam for Savannah's humid raised foundations

Included in your service

  • Foam-sealed crawl walls under century-old Ardsley Park homes
  • Vapor barrier against Chatham County's damp coastal air
  • Rim joist sealing where vented crawl spaces meet the floor
  • Moisture control sized for Chatham County's year-round humidity
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Rim Joist & Band Joist Spray Foam

Rim joist foam for Savannah's older raised homes

Included in your service

  • Seals rim joists where vented crawl spaces meet floor framing
  • Closed cell foam against humid coastal air infiltration
  • Targets weak points common in century-old Savannah houses
  • Reduces drafts in Ardsley Park's older raised foundations
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Garage Spray Foam Insulation

Garage foam built for Savannah's long hot cooling season

Included in your service

  • Ceiling foam under rooms over garages in Richmond Hill homes
  • Wall foam for garages attached to Pooler subdivision houses
  • Cuts heat transfer through Chatham County's long cooling season
  • Air sealing against humid coastal air around garage doors
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Metal Building & Barndominium Spray Foam

Metal building foam for Chatham County's humid climate

Included in your service

  • Direct-to-metal foam for warehouses across Chatham County
  • Stops condensation drip common in Savannah's humid metal barns
  • Sound dampening against hurricane season wind and rain noise
  • Applied to purlins and panels inside Chatham County warehouses
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Commercial & New Construction Spray Foam

Spray foam for new builds across Chatham, Bryan and Effingham

Included in your service

  • Pre-drywall foam for subdivisions pushing toward Pooler
  • Metal building and commercial shells across Chatham County
  • Crawl space and slab transition sealing for new construction
  • Scheduled around framing stages in fast-growing Richmond Hill
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Insulation Removal

Insulation removal for older Savannah homes and crawl spaces

Included in your service

  • Clears damp, moldy batts from century-old crawl space homes
  • Removes blown-in insulation from hot Pooler and Richmond Hill attics
  • Disposal of old material soaked by coastal humidity over years
  • Prepares rim joists and framing for Chatham County re-foaming
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Insulation Replacement & Re-Insulation

Re-insulation for Savannah homes worn down by coastal humidity

Included in your service

  • Replaces sagging batts in century-old Ardsley Park attics
  • New foam or batt insulation for mid-century ranch ceilings
  • Addresses moisture damage from Chatham County humidity
  • Upgrades vented attics and crawl spaces toward Pooler subdivisions
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Air Sealing

Air sealing against Savannah's humidity and hurricane winds

Included in your service

  • Blower door testing for century-old Historic District homes
  • Seals penetrations against wind-driven hurricane season rain
  • Targets rim joists in raised crawl-space foundations
  • Reduces ACH50 in new Pooler and Richmond Hill subdivisions
Learn more→
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