Air Sealing in Northeast Florida | ProSeal

Trusted Air Sealing in N.E. FL for homes and businesses. Professional installation by ProSeal.

Air Sealing in N.E. Florida — Professional Solutions for Homes & Commercial Buildings

If you want a more energy-efficient property in Northeast Florida, air sealing is one of the most cost-effective upgrades you can make. At ProSeal Insulation, we provide advanced air-sealing services for residential homes, multifamily properties, and commercial buildings across Jacksonville, St. Augustine, Amelia Island, Ponte Vedra, Orange Park, and all surrounding areas.


Air sealing reduces drafts, improves indoor comfort, and can significantly lower heating and cooling costs in Florida’s hot, humid climate.

Person installing pink fiberglass insulation in a wooden wall frame.
Person installing pink fiberglass insulation in a wooden wall frame.

Why Air Sealing Matters in Florida’s Climate

According to ENERGY STAR®, uncontrolled air leaks can account for 25–40% of the energy used for heating and cooling. In Florida, this means higher energy bills, more strain on your HVAC system, and greater humidity intrusion.



Our air-sealing services target the most common leakage points, including:

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Attic penetrations

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Recessed lighting

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Plumbing and electrical openings

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Top plates & framing gaps

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Exterior wall penetrations

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Crawlspaces and rim joists

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Around doors and windows

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Utility chases and duct connections

Air Sealing for Homes in N.E. Florida

Florida homes face intense heat, humidity, and high cooling demand. Air sealing protects against:

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Hot air infiltration

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Humidity and moisture intrusion

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Dust, allergens, and outdoor pollutants

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Overworked HVAC systems

Homeowners typically experience:

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Lower energy bills

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More even temperatures between rooms

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Improved comfort year-round

Air Sealing for Commercial Buildings

ProSeal Insulation offers professional air-sealing solutions for:

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Retail buildings

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Warehouses

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Offices

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Restaurants

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Medical facilities

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Schools and municipal buildings

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Multifamily housing

Commercial air sealing reduces operating costs, improves indoor air quality, and helps buildings maintain consistent climate control.

Our team will help you determine the right type for your project.

Our Air-Sealing Process

We use a combination of:

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Foam sealants

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Gaskets

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Caulking

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Air-tightening tapes

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Mineral wool or fiberglass blocking

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Thermal diagnostic tools

Service Areas in N.E. Florida

We proudly service:

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Jacksonville

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St. Augustine

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Ponte Vedra

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Amelia Island

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Yulee

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Fernandina Beach

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Orange Park

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Middleburg

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Green Cove Springs

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Gainesville

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St. Johns County

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Flagler County, and more