Insulation Removal in the Twin Cities

Safe vacuum removal, sanitizing, and haul-away of old, damaged, or contaminated insulation. BPI certified. Your home is left clean and ready for new insulation.

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BPI Building Performance Institute Inc Orig SFI Plus

20 Years Insulation Installation SFI Plus

What Is Insulation Removal, and When Do You Need It?

Insulation removal is the safe extraction, cleanup, and disposal of old or contaminated insulation from attics, walls, basements, and crawl spaces, performed before new insulation is installed. Spray Foam Insulation Plus uses commercial HEPA vacuum equipment to remove blown-in cellulose, fiberglass batts, and other insulation across the Minneapolis-St. Paul metro. The work includes full containment, sanitizing or deodorizing where contamination is present, and hauling away all debris so the space is clean and ready for new insulation.

Removal is not always necessary, but in certain situations leaving old insulation in place is a health, moisture, or performance risk. We assess the existing material before recommending removal so you only do what your home actually needs.

Do You Need Removal?

Signs Your Insulation Should Be Removed

Any of these situations warrants an assessment. Some can be addressed without full removal, but we confirm the scope before any work begins.

Rodent Droppings or Nesting

Mice and squirrels nest inside blown-in insulation and leave behind droppings, urine, and nesting debris throughout the material. The contamination is not visible from the hatch; removal is required to clean the attic properly.

Mold or Persistent Musty Odor

Mold growth in insulation is driven by moisture from a roof leak, condensation, or a bathroom exhaust fan vented into the attic. The source must be fixed first; contaminated insulation is then removed and the attic sanitized.

Water or Leak Damage

Saturated insulation loses its R-value and can hold moisture against the attic structure for extended periods, increasing the risk of rot and mold. Damaged sections should be removed and the source of water entry addressed.

Heavy Settling or Very Old Material

Blown-in insulation that has settled significantly, or fiberglass batts from before the 1990s that have compressed or deteriorated, may no longer perform at a meaningful R-value. Removal and replacement is the right path.

Smoke or Fire Damage

Soot and smoke residue infiltrates insulation material and cannot be cleaned from it. Removal and decontamination of the attic structure is required after fire or significant smoke exposure.

Pre-Renovation Upgrade

When a renovation exposes the attic for air sealing work, removal of old insulation provides access to the attic floor, allowing thorough air sealing before new insulation is installed to the current R-value target.

Residential Housing

Professionally installed insulation reduces drafts, improves energy efficiency & year-round comfort.

New Construction

Expert installation for new build homes, working with contractors who hit optimal energy performance targets.

Multi-Family Units

Insulation for apartment complexes, condos, and multi-unit buildings.

Agriculture & Pole Barns

Specialized insulation services for agricultural buildings, workshops, and metal pole barn structures.

Attic Insulation

Energy-efficient insulation solutions for attics including one and a half story homes, split level and knee wall improvements.

Basement & Crawl Spaces

Targeted insulation for attics, basements, and crawl spaces to eliminate air leaks & moisture issues.

Why It Matters

Is Contaminated Insulation a Health and Air-Quality Risk?

According to the CDC, rodent droppings and urine can harbor viruses and bacteria. In an attic, that contaminated material can dry and become airborne as dust, particularly when disturbed or when HVAC equipment draws air across the attic. Mold spores in insulation can similarly become airborne and enter the living space through penetrations and HVAC returns.

Professional removal with commercial HEPA vacuum equipment, PPE, and antimicrobial treatment addresses the contamination that a standard cleanup cannot. We take air quality seriously and contain the work area to prevent cross-contamination to the living space during the project.

Our Process

Our Insulation Removal Process

Every removal project follows the same safe, documented steps.

Step 1: Assessment and Material Identification

We inspect the space, whether attic, wall cavities, basement, or crawl space, and identify the insulation type and condition, check for signs of rodent activity, mold, moisture, or suspected vermiculite, and confirm the removal scope and method before any work begins.

Step 2: Work-Area Protection and Containment

We protect the home interior, seal the attic hatch, and set up containment to prevent dust and debris from entering the living space during removal.

Step 3: HEPA Vacuum Removal

Commercial HEPA vacuum equipment with large-diameter hoses extracts blown-in insulation directly into sealed disposal bags outside the home. Fiberglass batts are bagged by hand. All debris is removed from the attic.

Step 4: Sanitize, Deodorize, and Debris-Free Attic

Where rodent contamination or mold is present, we apply antimicrobial and deodorizing treatment to the attic surfaces. A final inspection confirms the attic is clean and debris-free before we close the hatch.

Step 5: Haul-Away and Disposal

All bagged insulation and debris is loaded and removed from the property and disposed of at a proper facility. Nothing is left on-site.

What Is Included

Disposal and Cleanup: What You Get

Every Removal Job Includes

Commercial HEPA vacuum removal of all insulation material. Containment to protect the living space during work. Antimicrobial and deodorizing treatment where contamination is present. Hand-bagging and removal of all debris. Haul-away and proper disposal at a licensed facility. Final walkthrough confirming a clean, debris-free attic.

The Smart Next Step

Removal, Air Sealing, and Re-Insulation as One Project

Removal is step one. The best outcome comes from addressing all three steps together.

Step 1: Remove the Old Insulation

HEPA vacuum removal clears the attic floor and exposes every penetration: light fixtures, top plates, plumbing stacks, and HVAC chases.

Step 2: Air Seal the Exposed Attic Floor

With the insulation out, we can reach and seal all the bypasses that drive heat loss. Air sealing the attic floor before re-insulating is the most impactful step in the project.

Step 3: Install New Insulation

Blown-in cellulose or fiberglass is installed to the current Minnesota attic R-value target. The complete project leaves you with a tight, well-insulated attic.

Pricing

What Affects Insulation Removal Cost?

Removal cost depends on several factors. For detailed pricing, see our full insulation removal cost guide.

The main cost drivers are the square footage of the area, insulation type (blown-in vs batts), depth of material, level of contamination (rodent or mold removal adds sanitizing steps), and access (low-slope attics and knee-wall spaces take longer to work in). Pricing details, average ranges, and cost-saving tips are available during your free quote.

Want Ballpark Pricing? Call and the Owner Answers.

We don’t publish per-square-foot prices because material costs change quickly. Call and you talk to Travis, the owner: straight answers, current ballpark numbers in minutes, and a firm quote after he sees your project. No call center, no pressure.

Call Travis: (612) 730-9417

Common Questions

Frequently Asked Questions

The most common reasons are rodent contamination (droppings, urine, nesting), mold or water damage, smoke and fire damage, heavy settling of old blown-in material that no longer performs, and renovation projects where air sealing the attic floor requires clear access. An assessment confirms whether removal is actually needed.

According to CDC guidance, rodent droppings and urine can contain pathogens that become airborne as dust when disturbed. In an attic, contaminated material can circulate through HVAC air returns into the living space. Professional HEPA vacuum removal with containment and antimicrobial treatment addresses this properly. We recommend reviewing CDC guidance on rodent-related health risks and consulting your physician if you have specific health concerns.

We use commercial HEPA vacuum equipment with large-diameter hoses that extract blown-in cellulose or fiberglass from the attic directly into sealed disposal bags outside the home. The process is much faster and cleaner than manual removal, and the HEPA filtration contains fine particles that would otherwise become airborne.

It is possible. Some attics insulated before the 1990s contain vermiculite, a granular insulation that can contain asbestos. The safe path is testing: if a sample is tested and determined not hazardous, we can remove it like any other insulation. If testing finds asbestos, that material has to be removed by a licensed abatement specialist, and we pick the project back up once it is out. Either way, do not disturb suspected vermiculite yourself, and do not let anyone else disturb it before testing.

Yes. All bagged material is loaded and removed from the property at the end of the project. Nothing is left on-site. Disposal is at a licensed facility appropriate for the material type and contamination level.

You are under no obligation to have us install new insulation. Many homeowners choose to bundle removal with air sealing and re-insulation as one project, because the attic is already open and accessible. We explain both options and let you decide.

A standard residential attic, typically 800 to 1,400 square feet with 12 to 15 inches of blown-in insulation, is usually completed in one day. Larger attics, severe contamination, or limited access (knee-wall spaces, low slopes) may require two days. We give you a time estimate before the project starts.

We serve the Minneapolis-St. Paul metro and surrounding communities. Call 612-730-9417 or use the contact form to confirm we cover your city.

Prices follow material costs, so a number published today could be wrong next month. Call and you will talk directly to Travis, the owner. He can usually share current ballpark and per-square-foot ranges over the phone, then give you a firm quote after seeing your project.

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BPI certified. HEPA vacuum removal. Haul-away included. Serving the Twin Cities metro.

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