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Home Blown-in Insulation & Gutter Solutions
13 August 2025
When investing in spray foam insulation, one of the most important questions homeowners and businesses ask is: “How long will it last?” At Custom Insulation Company, Inc., we believe that understanding the lifespan and durability of spray foam is key to making informed decisions about your insulation needs.
Spray foam insulation is renowned for its superior performance in energy efficiency, air sealing, and moisture resistance. Unlike traditional insulation materials, spray foam expands to fill gaps and creates a tight seal that prevents air leaks and reduces energy loss. But how does it hold up over time?
The good news is that spray foam insulation can last for decades—often 20 years or more—when installed correctly and maintained properly. This longevity is due to its durable chemical composition, which resists settling, shrinking, and degradation over time.
Several factors influence the lifespan of spray foam insulation:
Quality of Installation: Proper installation by trained professionals is critical. Poor application can lead to gaps, uneven coverage, or premature breakdown. At Custom Insulation Company, Inc., we prioritize precise application techniques to maximize durability.
Environmental Conditions: Exposure to UV light, moisture, and temperature fluctuations can affect spray foam. While closed-cell foam offers excellent moisture resistance and structural stability, open-cell foam is more susceptible to water damage if not protected.
Building Movement: Natural settling or structural shifts in buildings can impact the foam’s integrity, but spray foam’s flexibility allows it to adapt better than rigid insulation materials.
Maintenance: Although spray foam requires little maintenance, regular inspections help identify any potential issues early, such as damage from pests or accidental punctures during renovations.
Compared to other insulation options, spray foam's ability to maintain its form and insulating properties over many years makes it a cost-effective choice in the long run. It not only improves comfort and energy savings but also contributes to a healthier indoor environment by reducing drafts and preventing moisture buildup.
At Custom Insulation Company, Inc., we’re committed to delivering high-quality spray foam insulation installations that stand the test of time. If you’re considering spray foam for your home or business, contact us today to learn more about how we can help you achieve lasting energy efficiency and comfort.