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Ceiling Penetrations: The Hidden Gateway for Indoor Air Pollution

Introduction Most people never think about what’s hiding around their recessed lights, ceiling fans, and attic hatches. But these small gaps and cracks can quietly destroy your home or building’s indoor air quality — and cost you thousands in energy waste. At Coastal Air Assessments, we specialize in Building Science-based diagnostics that reveal how even […]

The Hidden Dangers of Air Infiltration from Attic Spaces: Protecting Indoor Air Quality with Building Science

Introduction: When Your Attic Breathes Into Your Living Space It’s easy to think of the attic as a separate, sealed-off part of the home—but in reality, attic air often infiltrates the conditioned areas of a building. In Florida, where moisture, heat, and outdoor pollutants are constant concerns, this hidden pathway can dramatically affect indoor air quality (IAQ) and even the […]

The Attic’s Role in Indoor Air Quality: Why Your Roof Space Matters More Than You Think

Introduction: The Forgotten Space That Impacts Every Room When it comes to indoor air quality and building health, many people overlook the attic—a critical component in the performance of a home or building. Yet this space, often unconditioned and poorly ventilated, directly influences temperature regulation, moisture control, and airborne contaminant movement. At Coastal Air Assessments, we often find […]

Spray Foam Insulation in Vented Attics: The Right Way to Seal, Condition, and Protect Indoor Air Quality

Introduction: A Popular Upgrade That Can Go Wrong Spray foam insulation is a powerful tool in the world of building science—especially in Florida, where hot, humid conditions make energy efficiency and air control critical. Many homeowners and builders are choosing to convert vented attics into unvented (conditioned) spaces using spray foam. But here’s the catch: spray foam doesn’t work […]