Insulation in Minneapolis, MN
Crawl space encapsulation and vapor barrier work in Minneapolis is a different animal than in warmer cities: our pre-1940s balloon-frame homes sit over dirt or rubble foundations that pump moisture into the house all winter, while the same framing carries warm air straight from the basement to the attic. That combination means insulation here has to solve two problems at once, air movement and moisture, or the work won’t hold up. Call Walt’s Insulation at (866) 751-4428 for a straight answer about your home.
Why Minneapolis Homes Are Different
Minneapolis sits in IECC Climate Zone 6, one of the harshest thermal environments of any major U.S. city. The dominant housing stock is 1900-1945 American Foursquares, craftsman bungalows, and two-story worker cottages across Longfellow, Nokomis, and Powderhorn. Most were built balloon-frame, meaning the wall cavities run uninterrupted from basement to attic. That’s a thermal chimney. Add Minneapolis’s roughly 54 inches of snow per winter and routine January lows of -10°F to -20°F, and you get ice dams that back water under shingles. Insulation here isn’t a comfort upgrade. It’s roof preservation.
North and Northeast Minneapolis add another layer: dense pre-1960 duplexes and fourplexes with shared wall assemblies and finished attic spaces. Those properties compound air-sealing challenges because you can’t always access the cavities you need to seal. On a South Minneapolis bungalow, we routinely find the attic bypass triangle: open balloon-frame top plates, interior partition walls open to the attic, and unsealed chimney chases. All three dump conditioned air into the attic no matter how much cellulose sits above them. Contractors working 1970s platform-frame ranch homes in the suburbs almost never see this at the same frequency.
Our Main Minneapolis Services
Most Minneapolis homeowners reach out about one of two things: a cold house with high heating bills, or an attic that’s clearly leaking air and melting snow unevenly. Here’s what those calls usually lead to.
Attic Insulation in Minneapolis
Attic insulation in Minneapolis has to hit R-49 to R-60 to meet Zone 6 code minimums, and on a balloon-frame Foursquare, the prep work matters more than the product. We find open top plates and unsealed chases on nearly every pre-war home we open up. Before we blow anything in, we seal those bypasses, then bring the attic to spec with Owens Corning or GreenFiber product. Read the full breakdown on our Attic Insulation in Minneapolis page.
What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Crawl Space Encapsulation & Vapor Barrier in Minneapolis
Crawl space encapsulation in Minneapolis means dealing with foundations that were built before modern moisture control existed. On a 1920s bungalow in Powderhorn, the dirt floor and rubble foundation push water vapor into the house every freeze-thaw cycle, and that moisture rides balloon-frame cavities straight up into the walls and attic. A vapor barrier alone won’t fix it if the rim joist and sill plate aren’t sealed too. We approach every Minneapolis crawl space as a moisture system, not a plastic-sheet job. That’s the standard we’re built around, and it’s the same approach we outline on our Crawl Space Encapsulation & Vapor Barrier service page.
Crawl Space Vapor Barrier
Signs you need it
Standing water or damp soil in the crawl space, a musty smell in the first-floor rooms above, or elevated indoor humidity in summer despite running a dehumidifier.
What it costs in Minneapolis
A crawl space vapor barrier in Minneapolis typically runs $1,200-$2,800 depending on square footage and whether the foundation has rubble or poured walls.
How we do it
We clear the floor, lay a reinforced polyethylene liner up the walls, and seal all seams and pier penetrations. Then we seal the rim joist so outside air stops moving through the crawl space.
Crawl Space Encapsulation
Signs you need it
Condensation on ductwork and floor joists, mold growth on wood framing, or a crawl space that never dries out after snowmelt.
What it costs in Minneapolis
Full crawl space encapsulation in Minneapolis runs $5,000-$12,000 on most pre-war homes, with the higher end coming from rubble foundations and duct work that needs to be moved or re-supported.
How we do it
We seal the floor and walls with a vapor barrier system, insulate the walls or rim joist, install or tie into a drainage plan, and condition the space so it stays dry year-round.
Crawl Space Insulation
Signs you need it
Frozen pipes along exterior walls during Minneapolis cold snaps, or floor joists that feel cold and damp to the touch in January.
What it costs in Minneapolis
Insulating a Minneapolis crawl space runs $1,800-$4,200, with rim joist spray foam as the most common upgrade we recommend.
How we do it
We seal the rim joist with closed-cell spray foam, then insulate the crawl space walls with foam board or spray-applied product so the space stays within a few degrees of the house.
What Crawl Space Encapsulation & Vapor Barrier Costs in Minneapolis
| Item | Typical range in Minneapolis |
|---|---|
| Crawl space vapor barrier | $1,200-$2,800 |
| Full crawl space encapsulation | $5,000-$12,000 |
| Crawl space insulation | $1,800-$4,200 |
| Rim joist air sealing and insulation | $800-$2,200 |
Is crawl space encapsulation worth it on an old Minneapolis home?
Yes, especially on balloon-frame homes. A dirt crawl space feeds moisture into wall cavities that run all the way to the attic, so encapsulation changes the whole house’s moisture profile, not just the basement. It also stops frozen-pipe risk along exterior walls in January.
Can you encapsulate a crawl space in winter?
Yes, and Minneapolis winters are often the best time to catch the problem. Cold outside air highlights exactly where the rim joist leaks are. Give us a call at (866) 751-4428 and we’ll come assess your crawl space with a moisture meter and a straight answer.
Spray Foam Insulation in Minneapolis
Spray foam insulation in Minneapolis works differently on a 1915 Foursquare than on a 2005 suburban colonial. On the older stock, we’re usually sealing balloon-frame cavities, rim joists, and attic bypasses that have been leaking air for ninety years. The freeze-thaw cycle here punishes any cavity that isn’t properly sealed, so we treat foam as an air-sealing material first and an insulator second. That’s the Minnesota distinction, and it’s why we stock Icynene and Demilec products for both open-cell and closed-cell applications. See the full scope on our Spray Foam Insulation page.
Open-Cell Spray Foam
Signs you need it
Rooms that won’t hold temperature, high heating bills, or drafty walls on a balloon-frame home where dense-pack cellulose won’t address air movement through the cavities.
What it costs in Minneapolis
Open-cell spray foam in Minneapolis runs $0.45-$0.85 per board foot installed, which prices a typical attic at $2,500-$5,500 depending on depth and access.
How we do it
We prep the surface, mask the work area, and spray the foam to the specified depth. Open-cell foam expands to fill cavity gaps and acts as an air barrier while remaining vapor-permeable.
Closed-Cell Spray Foam
Signs you need it
Rim joist condensation during freeze-thaw cycles, frost on the inside of foundation walls, or a crawl space that stays damp no matter what you do.
What it costs in Minneapolis
Closed-cell spray foam in Minneapolis runs $0.90-$1.75 per board foot installed. A rim joist job on a typical Minneapolis bungalow falls between $800 and $2,200.
How we do it
We foam the rim joist or wall assembly with closed-cell product, which seals air, adds structural rigidity, and blocks moisture movement in one step. It’s the standard choice for Minneapolis basements and crawl spaces.
What Spray Foam Insulation Costs in Minneapolis
| Item | Typical range in Minneapolis |
|---|---|
| Open-cell spray foam (per board foot) | $0.45-$0.85 |
| Closed-cell spray foam (per board foot) | $0.90-$1.75 |
| Rim joist spray foam | $800-$2,200 |
| Typical attic spray foam job | $2,500-$5,500 |
Is open-cell or closed-cell foam better for a Minneapolis attic?
It depends on the assembly. For a vented attic with a sealed attic floor, open-cell is usually the right value. For unvented roof decks or rim joists against masonry, closed-cell’s moisture resistance matters more. We’ll tell you which one fits your house, not which one we’d rather sell.
Can spray foam stop ice dams on a balloon-frame home?
It helps, but only if the bypasses are sealed first. Foam on the attic floor won’t fix open wall top plates or a chase dumping warm air onto the roof deck. Call (866) 751-4428 and we’ll inspect the entire air path before quoting anything.
Blown-In Insulation in Minneapolis
Blown-in insulation in Minneapolis is the workhorse retrofit for the city’s pre-war housing stock. On a 1920s craftsman in Longfellow, the original attic insulation is usually horsehair, sawdust, or nothing at all, and the wall cavities are empty. Blown cellulose or fiberglass brings those cavities from R-0 to R-49 or better, but only if we seal the bypasses first, otherwise the snow on the roof still melts in the same uneven pattern. That’s why every blown-in job we do starts with an air-sealing pass. Details are on our Blown-In Insulation page.
Blown-In Cellulose
Signs you need it
Attic insulation below R-49, uneven snow melt on the roof, or rooms over an unconditioned attic that run 5-8°F colder than the rest of the house in January.
What it costs in Minneapolis
Blown-in cellulose in Minneapolis runs $1.50-$2.80 per square foot installed, which puts a typical 1,000-square-foot attic at $1,500-$2,800 before air sealing.
How we do it
We seal the attic floor bypasses, then blow GreenFiber cellulose to the depth that hits the R-value your home needs. The material settles slightly, so we account for that in the depth calculation.
Blown-In Fiberglass
Signs you need it
An attic with old, compressed fiberglass batts that have lost loft, or a homeowner who prefers a material that won’t settle over time.
What it costs in Minneapolis
Blown-in fiberglass in Minneapolis runs $1.40-$2.60 per square foot installed, close to cellulose but with less settling and a slightly higher initial price per R-value.
How we do it
We use CertainTeed fiberglass blown to the required depth, then level the attic so coverage is uniform. Fiberglass holds its loft well in Minneapolis attics and doesn’t absorb moisture like cellulose can.
What Blown-In Insulation Costs in Minneapolis
| Item | Typical range in Minneapolis |
|---|---|
| Blown-in cellulose (per sq ft) | $1.50-$2.80 |
| Blown-in fiberglass (per sq ft) | $1.40-$2.60 |
| Typical 1,000 sq ft attic | $1,500-$2,800 |
| Dense-pack wall insulation | $2.50-$4.50 per sq ft |
Does blown-in insulation settle in Minneapolis attics?
Cellulose settles slightly over the first few months, so we blow it deeper than the target depth. Fiberglass settles very little. Both hold their R-value in Minneapolis as long as they stay dry and the attic stays sealed from house air.
Can you blow insulation into balloon-frame walls?
Yes, and on Minneapolis balloon-framers we typically dense-pack the cavities, which means blowing cellulose under pressure so it fills the entire stud bay. That stops the thermal chimney effect that makes these houses so expensive to heat. Call (866) 751-4428 to schedule a wall assessment.
Radiant Barrier Installation in Minneapolis
Radiant barrier installation in Minneapolis serves a narrower purpose than it does in Dallas or Phoenix. We don’t have the same brutal attic heat, so the barrier’s main job here is to slow summer heat gain and reduce the radiant load on ductwork and attic-mounted HVAC. On a 1930s Nokomis bungalow with attic ducts, a radiant barrier can make a measurable difference in upstairs comfort and cooling costs. It also pairs naturally with air sealing, because both target the attic. More on that combination at our Radiant Barrier Installation page.
Attic Radiant Barrier
Signs you need it
Upstairs rooms that run 8-10°F hotter than downstairs in July, or attic-mounted ductwork that sweats and loses cooling capacity on hot afternoons.
What it costs in Minneapolis
An attic radiant barrier in Minneapolis runs $0.80-$1.50 per square foot installed, which puts a typical 1,200-square-foot attic at $950-$1,800.
How we do it
We staple or adhere the foil barrier to the underside of the roof rafters, leaving the eave and ridge vents clear so attic ventilation still works.
Radiant Barrier Roof Deck
Signs you need it
A low-slope roof or finished attic space where a traditional attic barrier won’t fit, or a homeowner reroofing and wanting to add the barrier before new shingles go on.
What it costs in Minneapolis
Radiant barrier roof deck installation in Minneapolis runs $1.00-$2.00 per square foot when done as part of a reroof, or slightly more as a standalone retrofit.
How we do it
We install the barrier directly against the roof deck before decking goes down, with the reflective side facing the attic. On a retrofit, we work from below and attach to the underside of the deck.
What Radiant Barrier Installation Costs in Minneapolis
| Item | Typical range in Minneapolis |
|---|---|
| Attic radiant barrier (per sq ft) | $0.80-$1.50 |
| Typical 1,200 sq ft attic | $950-$1,800 |
| Radiant barrier roof deck (per sq ft) | $1.00-$2.00 |
| Radiant barrier plus air sealing | $1,800-$3,200 |
Does a radiant barrier help in a Minneapolis winter?
Marginally. The reflective surface slows radiant heat loss from the attic floor in winter, but the real winter win in Minneapolis comes from air sealing and R-value. We recommend the barrier as a summer-performance upgrade and pair it with sealing when we can.
Will a radiant barrier void my shingle warranty?
It shouldn’t, as long as the attic stays properly ventilated and the barrier doesn’t trap heat against the deck. That’s a common concern on Minneapolis bungalows with older roofs, and we inspect the ventilation before recommending anything. Call (866) 751-4428 with questions.
Insulation Removal & Replacement in Minneapolis
Insulation removal and replacement in Minneapolis comes up most often after a roof leak, a rodent infestation, or the discovery that a 1920s attic is still carrying its original horsehair and sawdust fill. The city’s pre-war homes are also more likely to contain vermiculite insulation from the mid-20th century, which can carry asbestos and must be tested before anyone touches it. We remove the old material safely, assess what’s underneath, and rebuild the insulation layer to Zone 6 standards. The full process is on our Insulation Removal & Replacement page.
Attic Insulation Removal
Signs you need it
Insulation that’s been soaked by a roof leak and has compressed or grown mold, or an attic that’s never been properly insulated and needs to start clean.
What it costs in Minneapolis
Attic insulation removal in Minneapolis runs $1.00-$2.00 per square foot, so a typical 1,000-square-foot attic costs $1,000-$2,000 to clear.
How we do it
We use a commercial vacuum system to pull the old material out through a contained hose, then inspect the attic floor for damage, bypasses, and any structural issues before anything new goes in.
Contaminated Insulation Removal
Signs you need it
Rodent droppings, urine staining, or nesting material mixed into the insulation, or a sewage backup that reached the attic or walls.
What it costs in Minneapolis
Contaminated insulation removal in Minneapolis runs $1.50-$3.00 per square foot depending on the contamination level and how much protective setup the job requires.
How we do it
We set up containment, remove the contaminated material, sanitize the affected areas, and dispose of everything according to state requirements. Then we seal the entry points rodents used.
What Insulation Removal & Replacement Costs in Minneapolis
| Item | Typical range in Minneapolis |
|---|---|
| Attic insulation removal (per sq ft) | $1.00-$2.00 |
| Contaminated insulation removal (per sq ft) | $1.50-$3.00 |
| Insulation replacement (full attic) | $2,500-$6,000 |
| Rodent damage repair add-on | $400-$1,200 |
Is it cheaper to remove old insulation or just blow over it?
Removal costs more upfront but is usually the right call when the existing material is contaminated, moldy, or full of rodent waste. Blowing over bad insulation seals the problem in. On a Minneapolis attic with a history of leaks, we’ll recommend removal first if the moisture has compromised the existing layer.
Does vermiculite insulation always contain asbestos in Minneapolis?
Not always, but a large share of the vermiculite installed in Minneapolis homes came from the Libby, Montana mine, which is known to contain asbestos. We treat every vermiculite job as potentially contaminated until testing says otherwise. Call (866) 751-4428 if you think you have it, and don’t disturb it yourself.
Attic Air Sealing in Minneapolis
Attic air sealing in Minneapolis is the single highest-impact insulation job on the city’s pre-war housing stock. Balloon-frame top plates, interior partition walls open to the attic, and unsealed chimney chases are the norm, not the exception, on homes in neighborhoods like Powderhorn and Longfellow. Sealing those bypasses stops the warm moist air that feeds ice dams and moves the needle on heating costs more than any insulation depth increase ever will. It’s the first thing we do on nearly every Minneapolis attic. The full breakdown is on our Attic Air Sealing page.
Top Plate & Penetration Sealing
Signs you need it
Dirty insulation around the attic perimeter, frost forming on the underside of the roof deck in January, or ice dams that return every winter despite adequate attic insulation depth.
What it costs in Minneapolis
Top plate and penetration sealing in Minneapolis runs $600-$1,400 on a typical pre-war attic, with the number of penetrations and chases driving the price.
How we do it
We pull back existing insulation around the perimeter and seal every top plate, wire penetration, and plumbing vent with foam or caulk before putting the insulation back in place.
Can Light & Duct Boot Sealing
Signs you need it
Recessed light fixtures that leak air into the attic, leaky duct boots that let conditioned air escape, or visible gaps where the ceiling meets wall partitions in closets.
What it costs in Minneapolis
Can light and duct boot sealing in Minneapolis runs $300-$800 depending on how many fixtures and boots need work and whether the lights are IC-rated.
How we do it
We seal around each fixture and duct boot with the appropriate material, using fire-rated covers on non-IC-rated can lights so insulation can sit safely against the fixture.
What Attic Air Sealing Costs in Minneapolis
| Item | Typical range in Minneapolis |
|---|---|
| Top plate and penetration sealing | $600-$1,400 |
| Can light and duct boot sealing | $300-$800 |
| Attic hatch sealing and insulation | $150-$400 |
| Full attic air sealing package | $900-$2,200 |
How much does attic air sealing save on heating in Minneapolis?
On a balloon-frame Foursquare, it’s common to see a 15-25 percent reduction in heating costs after a thorough air-sealing job, because you’re stopping the stack effect that pulls heated air straight out of the house. The older the home, the bigger the win.
Can you air seal an attic without removing the insulation?
In most Minneapolis attics, some of the insulation has to be pulled back to reach top plates and bypasses. We work carefully and put the material back in place after each seal. Call (866) 751-4428 for a walkthrough of what your attic needs.
Wall Insulation in Minneapolis
Wall insulation in Minneapolis on a balloon-frame house is one of the few retrofits that changes how the entire building behaves. Those continuous stud bays act like chimneys, pulling conditioned air up and out through the attic, so filling the walls does more than stop heat loss through the siding, it breaks the stack effect. On pre-1960 Minneapolis duplexes and fourplexes, shared wall cavities and finished attic spaces complicate the work, and we plan each job around access points and interior finishes. The full approach is on our Wall Insulation page.
Drill & Fill Wall Insulation
Signs you need it
Walls that are cold to the touch in winter, heating bills that stay high despite a well-insulated attic, or rooms that never seem to hold temperature on windy days.
What it costs in Minneapolis
Drill and fill wall insulation in Minneapolis runs $2.50-$4.50 per square foot of wall, which puts a typical two-story Foursquare at $3,500-$7,000 depending on access and siding type.
How we do it
We drill access holes through the exterior siding or interior plaster, blow cellulose under pressure to fill the cavity completely, and seal the access points to match the surrounding surface.
Injection Foam Wall Insulation
Signs you need it
Walls with obstructions, narrow cavities, or existing partial insulation that can’t be dense-packed with cellulose without leaving voids.
What it costs in Minneapolis
Injection foam wall insulation in Minneapolis runs $3.00-$5.50 per square foot installed, with the higher end on homes with stucco or brick veneer exteriors.
How we do it
We inject a slow-expanding foam through small holes that fills the cavity and adheres to the sheathing and stud faces, sealing air while it insulates.
What Wall Insulation Costs in Minneapolis
| Item | Typical range in Minneapolis |
|---|---|
| Drill and fill wall insulation (per sq ft) | $2.50-$4.50 |
| Injection foam wall insulation (per sq ft) | $3.00-$5.50 |
| Dense-pack cellulose walls | $2.50-$4.50 per sq ft |
| Exterior wall insulation retrofit | $4.00-$8.00 per sq ft |
Can you insulate walls from the outside on a Minneapolis stucco home?
Yes, but it’s more involved. Stucco requires drilling through the veneer and patching carefully, and brick veneer adds more time. We’ll assess the siding type and give you an honest price before any holes are drilled.
Will wall insulation stop drafts in an old Minneapolis house?
It helps substantially, especially on balloon-frame homes where the wall cavities feed the stack effect. Combined with attic air sealing, it’s often the difference between a house that holds heat and one that doesn’t. Call (866) 751-4428 to schedule a wall assessment.
Attic Cleaning & Rodent Proofing in Minneapolis
Attic cleaning and rodent proofing in Minneapolis is a cold-season service as much as a warm-season one. Mice and squirrels move into attics when the Minneapolis weather turns, and once they’re in, they tear apart insulation, chew wiring, and leave waste that makes the attic a health problem as well as an efficiency one. On older homes with balloon framing, rodents travel through the same open cavities that leak air, so the proofing and the air sealing are really the same job. We handle both together. See how it comes together on our Attic Cleaning & Rodent Proofing page.
Attic Cleanout
Signs you need it
Visible rodent droppings, nesting material, chewed insulation, or an attic that’s been used as storage for decades and needs to be cleared before any insulation work can happen.
What it costs in Minneapolis
An attic cleanout in Minneapolis runs $800-$2,000 depending on the attic size, how much material has to be removed, and whether the insulation is contaminated.
How we do it
We remove debris and old storage items, vacuum out contaminated insulation, and haul everything away. Then we assess the attic condition before any new insulation goes in.
Rodent Proofing & Exclusion
Signs you need it
Scratching sounds in the ceiling, fresh droppings in the attic, or gaps around roof vents, soffits, and the chimney where rodents can get in.
What it costs in Minneapolis
Rodent proofing and exclusion in Minneapolis runs $400-$1,200 depending on how many entry points need sealing and whether the problem is active.
How we do it
We seal every entry point with rodent-proof materials, install exclusion devices where needed, and repair the insulation damage rodents left behind. The goal is that they don’t come back, because there’s no way in.
What Attic Cleaning & Rodent Proofing Costs in Minneapolis
| Item | Typical range in Minneapolis |
|---|---|
| Attic cleanout | $800-$2,000 |
| Rodent proofing and exclusion | $400-$1,200 |
| Attic sanitizing and decontamination | $500-$1,500 |
| Full attic restoration (cleaning, sealing, new insulation) | $3,000-$8,000 |
How do rodents get into Minneapolis attics?
Through roof vents, soffit gaps, chimney chases, and the open wall cavities on balloon-frame homes. In Minneapolis, squirrels and mice are the two most common invaders, and both will chew through anything softer than steel wool or metal flashing.
Can you remove rodents and re-insulate in one visit?
Usually yes. We clean the attic, seal the entry points, and install new insulation in the same project, because there’s no point blowing insulation over a rodent problem that’s still active. Call (866) 751-4428 and we’ll map out the sequence.
Home Energy Audit in Minneapolis
A home energy audit in Minneapolis on a pre-war house usually reveals the same three things: a leaky attic floor, uninsulated balloon-frame walls, and a rim joist that’s open to the crawl space. The audit’s real value is in ranking those problems, because you can’t fix everything at once, and on a Minneapolis home, the order matters. We use blower door testing and thermal imaging to find where the heat actually leaves, not where it’s supposed to. The whole process is on our Home Energy Audit page.
Blower Door Test
Signs you need it
You want to know the actual leakiness of your Minneapolis home, not a guess, or you’re pursuing efficiency rebates that require a documented test.
What it costs in Minneapolis
A blower door test in Minneapolis runs $250-$500 as part of a full home energy audit, or standalone if you only need the number for a rebate or sale.
How we do it
We set up the blower door in an exterior doorway, depressurize the house, and measure the airflow. That gives a CFM50 number that tells us exactly how tight or leaky the building is.
Thermal Imaging Inspection
Signs you need it
Cold walls, unexplained drafts, or a house that’s had ice dams despite good attic insulation depth, which often points to bypasses the naked eye can’t see.
What it costs in Minneapolis
A thermal imaging inspection in Minneapolis runs $150-$350 when done as part of a broader audit, with the camera work identifying exactly where the heat loss is concentrated.
How we do it
We scan the walls, ceilings, and rim joist with a thermal camera while the blower door is running. That shows cold spots, air leaks, and missing insulation all at once.
What Home Energy Audit Costs in Minneapolis
| Item | Typical range in Minneapolis |
|---|---|
| Blower door test | $250-$500 |
| Thermal imaging inspection | $150-$350 |
| Insulation inspection | $100-$250 |
| Full home energy audit | $400-$800 |
Do I need a home energy audit before insulating in Minneapolis?
Not always, but on a balloon-frame house, it’s the fastest way to avoid spending money on the wrong fix. The audit tells us whether your problem is air leakage, inadequate R-value, or both, and that changes the whole project scope.
Can a home energy audit help with Minneapolis utility rebates?
Yes, many Minneapolis and Xcel Energy rebate programs require a blower door test and a documented audit before they’ll pay out. We’ll give you the paperwork you need. Call (866) 751-4428 to schedule.
Brands We Service in Minneapolis
We install and maintain products from CertainTeed, Icynene, and Demilec, and our crews stock the common materials for Minneapolis attics and crawl spaces locally. That means less waiting on shipments and faster completion on your job. See our brands for the full manufacturer list.
Serving Minneapolis, MN - Our Local Coverage Area
We’re based in the Minneapolis area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
Pricing for Insulation in Minneapolis, MN
| Service | Typical range in Minneapolis |
|---|---|
| Attic air sealing | $900-$2,200 |
| Blown-in attic insulation | $1,500-$2,800 |
| Spray foam (rim joist) | $800-$2,200 |
| Crawl space vapor barrier | $1,200-$2,800 |
| Full crawl space encapsulation | $5,000-$12,000 |
| Wall insulation (drill & fill) | $3,500-$7,000 |
FAQs About Insulation in Minneapolis, MN
How quickly can you schedule insulation work in Minneapolis?
We typically schedule estimates within a few days, and most attic or crawl space jobs are completed in a single day. Balloon-frame homes and older duplexes with shared wall assemblies sometimes take a bit longer because of the access the work requires.
Do I need a permit for insulation work?
Most insulation work, including attic top-ups, air sealing, and rim joist foam, does not require a separate permit. Minnesota’s Climate Zone 6 winters and roughly 54 inches of annual snow make ice dam prevention as much a roof preservation issue as a comfort one.
How does your written estimate work?
We inspect the attic, crawl space, or walls in person and provide a written estimate with the full scope and price before any work begins. That price stays fixed unless you request additional work once we’re on site.
Do you serve areas near Minneapolis?
Yes, we also cover the surrounding communities around Minneapolis, so homes just outside the city line can typically get the same estimate, scheduling, and installation process we use for jobs inside the city, without any difference in how we price or schedule the work.
What happens to my old insulation?
We remove and dispose of old, compressed, or contaminated insulation before installing anything new, whether that’s degraded batts, damaged blown-in material, or vermiculite that needs special handling. Removal is priced separately from new insulation so there are no surprises once we start.
Frequently Asked Questions
What happens when you call
- 1A real person answersNo phone trees - talk to a local insulation pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3A background-checked tech heads outLicensed & insured, typically within 30-60 min.
- 4You approve before work beginsNothing starts until you say go.
What Minneapolis Customers Say
"Air sealing first, then blown-in over the top. He found a bathroom fan venting straight into the attic and fixed that too. Written price before they started, same price when they finished."
- Arjun Mehta"Spray foam in the garage ceiling under the bonus room. That room used to be unusable in summer. Walt talked me out of foaming the whole attic because it did not need it - saved me a couple thousand and I trust him more for it."
- Bud Larkin"Crawl space was wet every spring. They laid the heavy liner, sealed the vents, and put a dehumidifier down there. Floors are warm and the moisture meter he left reads fine now. He still answers when I text him a reading."
- Devon PierceHow It Works in Minneapolis
Getting your insulation handled is simple and fast.
Call or Request a Free Estimate
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A background-checked, certified technician arrives in Minneapolis - typically within 30-60 minutes, with parts stocked on the truck.
Problem Solved, Guaranteed
We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.
Our Work in Minneapolis
A look at recent insulation projects across Minneapolis and surrounding areas.
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