Crawl Space Insulation
Crawl Space Insulation – Boost Energy Efficiency and Protect Your Home from the Ground Up
A poorly insulated crawl space can lead to high energy bills, cold floors, moisture problems, and even structural damage. At Force Basements, we provide expert crawl space insulation to create a thermal and moisture barrier beneath your home — improving comfort, energy efficiency, and long-term performance.
Whether you’re insulating a vented or encapsulated crawl space, our team ensures the right materials are installed the right way for lasting protection.
How Force Basements Installs Crawl Space Insulation
Every home and crawl space is unique — that’s why our crawl space insulation process is customized to your space, building type, and existing conditions.
1. Inspection & Assessment
We examine your crawl space for existing insulation, moisture issues, airflow, and potential structural concerns. We also identify whether the space is vented or enclosed.
2. Prep & Moisture Control
Before installing insulation, we address any signs of water or humidity. This may include:
3. Choose the Right Insulation
We select the best insulation based on your crawl space design:
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Foam board insulation (rigid panels) for encapsulated crawl spaces
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Spray foam insulation for sealing rim joists and tight areas
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Fiberglass batts (in specific cases for vented crawl spaces with proper vapor control)
4. Install & Seal
We insulate walls, rim joists, and sometimes floors above the crawl space (depending on design), sealing gaps to reduce drafts and heat loss.
5. Optional Upgrades
If desired, we can complete your crawl space with:
Why Crawl Space Insulation Matters
Your crawl space is one of the most overlooked — yet critical — areas when it comes to home performance. Proper crawl space insulation offers major benefits:
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Warmer floors and more comfortable rooms
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Reduced heating and cooling costs
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Better indoor air quality
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Less strain on HVAC systems
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Protection from frozen pipes
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Reduced risk of mold, wood rot, and pest intrusion
Signs You May Need Crawl Space Insulation
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Cold floors in winter
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High utility bills
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Drafts or uneven temperatures
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Visible sagging or missing insulation
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Musty odors or condensation under the home
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Increased humidity or mold in the crawl space
FAQs About Crawl Space Insulation
What’s the best insulation type for crawl spaces?
Foam board and spray foam are top choices for unvented or encapsulated crawl spaces. We’ll recommend what works best for your home.
Can insulation stop moisture problems?
Insulation helps, but a full moisture control plan including a vapor barrier or dehumidifier may also be needed.
Is crawl space insulation worth the cost?
Yes — it can reduce energy bills, improve comfort, and protect your home’s structure, making it a cost-effective upgrade.
Insulate Your Crawl Space the Right Way
Don’t let your home lose comfort — or energy — from the ground up. Contact Force Basements for expert crawl space insulation designed to last. Get a free inspection and honest recommendations today.
Service Area
Force Basements proudly provides basement waterproofing, foundation repair, crawl space services, concrete repair and egress window installation to homes and businesses in Peoria, Bloomington, Champaign, Springfield, the Quad Cities, Decatur, Quincy, LaSalle/Peru and surrounding communities.
