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iFOAM Insulation of O'Fallon

High-Performance Spray Foam, Fiberglass, or Cellulose Insulation for Homes and Businesses

CONTACT O'FALLON iFOAM

Fill out the form below to contact our office or give us a call at (636) 339-3957

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What Is Spray Foam and How Does It Work?

A Smarter Way to Seal, Insulate, and Save

Spray foam is an advanced insulation material that expands on contact to fill gaps, cracks, and hard-to-reach corners. Once applied, it hardens into a dense, protective barrier that keeps air from leaking in or out of your home or building.

This powerful seal helps regulate indoor temperatures, reduces energy waste, and supports better air quality. Unlike traditional materials that settle or lose shape over time, spray foam stays in place, making it one of the most reliable long-term solutions for insulation.

At iFOAM, spray foam is just the beginning. We offer a full range of insulation services tailored to both homes and businesses, helping you save energy, improve comfort, and protect your investment from attic to crawl space.

Spray Foam Insulation

Spray foam is one of the most effective ways to seal your space and lower your energy bills. At iFOAM, we install spray foam in homes, businesses, and new builds to eliminate drafts, reduce moisture issues, and improve long-term comfort.

We install spray foam for:

  • Attics, crawl spaces, walls, and basements
  • Home retrofits and insulation upgrades
  • Commercial buildings and new construction

Every project is handled by certified technicians, backed by warranties, and tailored to meet your building's code and energy goals.

Blown in Fiberglass

Blown in fiberglass insulation provides excellent thermal insulation, helping to reduce heating and cooling costs by maintaining consistent indoor temperatures. The material fills gaps and hard-to-reach spaces more completely than traditional batt insulation, enhancing energy efficiency and reducing drafts.

This service is ideal if you:

  • Want to achieve high R-values, which means it provides excellent insulation against heat loss and heat gain. 
  • Need a loose-fill insulation and the nature of blown-in fiberglass insulation allows it to conform to the shape of walls, attics, and other areas, including around pipes, wires, and other obstacles. 
  • Are looking for a budget friendly way to increase R value in your attic.
  • Need an insulation product that can be installed over existing insulation.

Blown-in Cellulose Insulation

Blown-in cellulose is a cost-effective and eco-friendly way to insulate your home or business. Made from recycled paper and treated for fire resistance, it offers excellent thermal performance while improving comfort and energy savings.

This service is ideal if you:

  • Want to insulate hard-to-reach areas with minimal disruption
  • Need a sustainable alternative that supports energy efficiency
  • Are upgrading outdated insulation or retrofitting an older home

Our crew uses specialized equipment to apply cellulose evenly across attics, walls, and cavities, ensuring full coverage without gaps or waste.

Blown-in Netting Insulation

Blown-in netting insulation is ideal for spaces that need even, reliable coverage. Our team installs this insulation using precision equipment that fills cavities fully, creating a quiet and energy-efficient environment.

This option works best if you:

  • Need insulation in wall cavities or unfinished areas
  • Want to reduce drafts and improve comfort throughout your space
  • Are looking for extra soundproofing along with thermal protection

We use top-grade materials and a low-impact process to seal your space from within, leaving you with lasting comfort and lower energy bills.

BATT Insulation

BATT insulation is a budget-friendly and effective way to control heat flow and sound within walls, ceilings, and floors. At iFOAM, we install fiberglass, mineral wool, and natural fiber options for both homes and commercial buildings.

This insulation works well when you:

  • Are building new or renovating existing spaces
  • Need a cost-effective solution with reliable thermal protection
  • Want a cleaner, quicker install with minimal mess

We'll guide you through the best material for your project and ensure a snug fit for lasting results.

Barn Insulation

Keeping your barn protected from heat, cold, and moisture matters - for your animals, your equipment, and your energy costs. iFOAM installs barn insulation that regulates temperature, controls dust, and stands up to harsh weather.

Our service is ideal if you:

  • Need spray foam, BATT, or blown-in insulation for large agricultural buildings
  • Want to protect livestock, tools, and machinery
  • Are planning a new barn build or upgrading an older one

We help you choose the right material based on your goals, building type, and budget.

Attic Insulation

A poorly insulated attic can make your home uncomfortable and drive up your energy bills. iFOAM installs high-performance attic insulation to help you stay cool in summer, warm in winter, and efficient all year.

You should make this upgrade when you:

  • Feel temperature swings in upstairs rooms
  • Want to reduce HVAC strain and save on energy
  • Are updating old or missing insulation

We'll evaluate your space and recommend the best type of insulation to protect your comfort and your structure.

Residential Insulation

iFOAM's residential insulation services improve indoor comfort, reduce energy waste, and support healthier air quality. We install insulation in attics, basements, crawl spaces, and walls using materials built for performance and longevity.

Our residential insulation helps you:

  • Lower utility costs by sealing out air leaks and heat loss
  • Maintain consistent temperatures across every room
  • Reduce noise and improve indoor air quality

Each project is tailored to your home's layout, climate, and energy goals.

Commercial Insulation

iFOAM installs high-efficiency insulation for offices, retail buildings, warehouses, and other commercial spaces. Our team helps businesses meet energy codes, improve comfort, and cut long-term heating and cooling costs.

Businesses choose our commercial insulation to:

  • Improve HVAC performance and reduce energy expenses
  • Keep indoor conditions stable for staff and customers
  • Stay on track with expert planning and reliable timelines

We support new builds, renovations, and upgrades with scalable solutions and professional service.

Insulation Removal

Outdated or damaged insulation doesn't just raise energy bills - it can trap moisture, attract pests, and lower air quality. iFOAM safely removes old insulation to prepare your space for a fresh, high-performance installation.

This service is the right choice when you notice:

  • Uneven temperatures or rising energy costs
  • Drafts, mold smells, or signs of pests
  • Insulation that looks worn, wet, or contaminated

Our team handles the removal with care, leaving behind a clean space ready for upgrades.

Crawl Space Encapsulation

A poorly insulated crawl space can lead to high energy bills, mold, and indoor air quality issues. iFOAM installs insulation and moisture barriers to seal out damp air and protect your home's foundation.

This service provides:

  • A drier, cleaner crawl space that resists mold and rot
  • Better energy efficiency through reduced heat loss
  • Support for your HVAC system and overall comfort

 

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WHY CHOOSE iFOAM? Explore our commitment to your comfort
  • Cutting-Edge
    Technology

    We insulate homes with a focus on innovative solutions and quality products.

  • Innovative
    Assessments
    Professional evaluations to ensure solutions that fit your home and needs.
  • World-Class
    Service
    Every action reaffirms our commitment: customers are our top priority.
  • Unmatched Quality
    & Safety
    Quality and safety are second nature to us; expect only the best results.
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SEALED WiTH RECOGNiTiON
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WARM WORDS FROM
COZY HOMES
    "Needed insulation work."
    "Excellent! Arrived on time, worked hard, did a great job. Cleaned up. I would definitely recommend."
    Steve G | Lake St LouisMO
    "I needed a good sized Garage Bay insulated. I contacted IFOAM. Jim Hankins came out, And Looked it ...
    John D
    "IFOAM team did a fantastic job!!"
    "IFOAM team did a fantastic job!! Very professional and I couldn't be happier with the outcome. Highly recommend iFOAM to anyone looking to insulate their pole barn."
    Jennifer Henderson
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UPGRADE YOUR SPACE WITH iFOAM