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Spray Foam Insulation in West Fargo, ND (58078) · Local Professionals

Fargo Spray Foam Insulation · Fast response in West Fargo and the Fargo area · Free estimate 24h

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West Fargo's two-story homes over basements with heated three-car garages are built right for the Red River Valley's brutal winters, but they leak heat at every rim joist and attic seam. Fargo Spray Foam Insulation has been sealing and insulating West Fargo homes since 2012, stopping the drafts that make bedrooms cold, garages expensive to heat, and energy bills climb every January.

Your house sits on the flat clay floor of an ancient glacial lake where winter temperatures drop to 30 below and attics hit 130 degrees in July. The temperature swings are extreme, the humidity is real, and the construction details that worked in milder climates leak here. We know West Fargo's neighborhoods, the way these homes are built, and exactly where the insulation and air sealing have to happen to make them comfortable and affordable to live in year-round.

Spray Foam Insulation in West Fargo (58078)

West Fargo's building boom from the 2000s onward created a neighborhood of two-story colonials and twin homes with full basements, heated garages, and bonus rooms. These homes are well-framed and well-intentioned, but the rim joists where the first floor sits on the basement wall, the band joists at the garage line, and the attics above bonus rooms are almost always under-insulated or left open to the unconditioned basement. The result is a cold room that never reaches temperature, a heating bill that climbs in December, and condensation that shows up on windows and in crawl spaces every winter.

Attics here build ice dams every spring because the heat leaking from the living spaces below melts the snow on the roof. Walls in older homes have empty cavities where insulation was never installed. Crawl spaces collect moisture from the clay soil and the spring floods that shape how basements are built across the Fargo area. Closed-cell and open-cell spray foam, applied correctly with mechanical ventilation during cure, stops these failures at the source. We've been doing this work in West Fargo and the surrounding Fargo area for over a decade, and we know the building code, the energy requirements, and the moisture problems that actually matter in this climate.

Our services in West Fargo

How a Job Works in West Fargo

We start with a free on-site assessment at your West Fargo address. We walk your attic, crawl space, garage, or rim joist area, measure the space, identify what's there now, and talk through what you're trying to fix. A cold bedroom, a heating bill that's out of control, condensation in the crawl space, or insulation that has to come out before anything else happens. We listen, we ask questions, and we give you a written estimate that names the R-value, the thickness in inches, the board footage, and the price. No surprises, no upsell.

On the day of the work, our fully insured crew arrives with the spray rig, the foam, and the safety gear. We protect your home, your belongings, and the areas we're not spraying. We apply the foam at the manufacturer's ratio and drum temperature, in controlled passes, with mechanical ventilation running the whole time. If insulation has to come out first, we remove it and haul it away. If the substrate is wet, contaminated, or actively leaking, we walk away and tell you to fix the moisture first. We don't spray over problems, and we don't hide them.

Once the foam cures, we clean up thoroughly and walk through the finished work with you. We explain the re-entry window (typically 24 to 48 hours for most occupants), answer your questions, and leave your property clean. You get a copy of the estimate, the work performed, and our contact number if anything comes up after we leave.

Spray foam pricing in West Fargo depends on the area to cover, the R-value and thickness you need, whether you're using open-cell or closed-cell foam, and what has to be removed first. A typical attic top-up in a West Fargo two-story starts around $1.50 per square foot. Rim and band joist sealing, which is critical in your neighborhood, runs from $650 and up depending on the linear footage and how much access we have. Crawl space foam starts at $2,500 for a standard basement rim. Wall injection foam for closed cavities runs from $2 per square foot. If you have old, wet, or contaminated insulation that has to come out, removal starts at $950, and replacement runs from $2,800. The real price depends on what we find on site. Call us at (701) 501-6701 for a free estimate, and we'll give you a firm number based on your home and your specific job.

✅ Written Estimates with R-Value & Thickness Specs, fully insured for work in West Fargo and nearby areas.

Why do the rim joists and band joists around West Fargo's heated garages leak so much cold air?
The rim joist is the wooden band that sits on top of the basement wall, and the band joist is the rim of the first floor above the garage. These areas are almost always insulated with batts or fiberglass that sag, compress, or leave gaps around the rim itself. Cold air leaks straight from the basement or the garage into the living space above, and the thermal bridge through the concrete rim makes it worse. Closed-cell spray foam seals every gap, every corner, and every penetration in one pass. It also adheres to the rim and the band, so it stays in place for decades.
I see condensation on the windows and moisture on the insulation in my West Fargo attic every winter. Do I need to remove the old insulation before we spray?
Yes. Moisture in the attic means the insulation is already compromised and won't perform. If the insulation is wet, moldy, or just damp, it has to come out before any foam goes in. We'll remove it, haul it away, let the attic dry out, and then spray the foam. If there's active water intrusion or a roof leak, that has to be fixed first, or we walk away. The foam seals the attic, but it doesn't fix a leaking roof. Call us at (701) 501-6701 and we'll assess what's actually there.
What's the realistic cost to spray foam an attic in West Fargo, and what changes the price?
Attic foam in West Fargo typically runs $1.50 per square foot and up. The price moves based on the square footage, the R-value you need, whether you're adding to existing insulation or replacing it all, and whether old insulation has to come out first. A 1,500 square foot attic with existing fiberglass that stays in place will cost less than the same attic where we remove everything and start fresh. The only way to know is a free on-site estimate. Call (701) 501-6701.
Who decides the R-value and thickness I need in West Fargo, and who inspects the work?
The energy code in force at your address, and the building official who enforces it, set the R-value requirement. West Fargo and Fargo have their own building departments, and the rules can differ slightly between them. Our written estimate will name the R-value and thickness for your specific job. Permitting rules vary by city, so we help you understand what applies at your address and coordinate with the City of West Fargo or your local building department if a permit is required. The building official (not us) inspects the work if an inspection is called for.
Can we live in the house while you're spraying foam in the attic or crawl space?
Yes, but with conditions. We run mechanical ventilation during the cure, which typically takes 24 to 48 hours. The smell is real while it's curing, and some people are more sensitive than others. We'll tell you exactly when the space is safe to re-enter and when the smell will fade. If you have young children, elderly relatives, or pets with respiratory sensitivity, plan to be somewhere else during the cure window. We'll give you that timeline in writing before we start.
Is your crew fully insured to work on my West Fargo home?
Yes. We carry general liability and workers' compensation insurance. Every crew member is covered, and your property is protected while we're working. We recommend you verify any contractor's insurance before they start work. Ask for a certificate of insurance, and we'll provide it.
When is the best time to schedule spray foam insulation in West Fargo, and how does the weather affect the work?
We work year-round in West Fargo, but timing matters. Winter is actually a great time for interior work like rim joists, crawl spaces, and attic foam because the temperature difference makes the leaks obvious, and we're not competing with roofing crews. Summer is busy because homeowners feel the cooling bills climb, but the extreme heat in an attic makes working conditions brutal. Spring and fall are ideal. The foam itself cures best in moderate conditions, and we manage the humidity and ventilation to make it work in any season. If you're uncomfortable now, call us at (701) 501-6701 and we'll fit you in.
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Our services

Our Spray Foam Insulation Services in Fargo

All your work handled by qualified professionals in Fargo

Attic Spray Foam Insulation

Sealed attics that stop Fargo ice dams and keep ductwork out of the deep cold

Included in your service

  • Open-cell foam on the roof deck; never just piled on the attic floor
  • Story-and-a-half and cape knee walls closed up so the ice dams stop
  • Target R-value and thickness per pass written into the estimate
  • Gable and ridge details closed properly for a Red River Valley winter
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Closed Cell Spray Foam Insulation

Two-pound foam for walls that face a North Dakota January

Included in your service

  • R-6.5 per inch with its own built-in vapor retarder
  • The right call for basement foundation walls and Red River Valley farm shops
  • Racked in controlled passes; never one thick lift
  • Depth gauged at the wall because a thin pass fails at 30 below
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Open Cell Spray Foam Insulation

The friendlier board foot for Fargo attics and interior walls

Included in your service

  • Half-pound foam that air-seals at a lower cost per board foot
  • Sound dampening for twin homes; media rooms and finished basements
  • Where basement moisture or deep-cold vapor calls for closed cell; we say so
  • Shaved flush to the framing and the offcuts bagged out
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Wall & Injection Foam Insulation

Closed walls filled without opening up a Hawthorne frame house

Included in your service

  • Small ports drilled under a siding course; then plugged and patched
  • Built for early-1900s frame homes and 1950s-60s ranches with empty cavities
  • Fire blocking checked first because balloon framing lets foam travel
  • Every cavity probed for fill rather than assumed full
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Crawl Space Spray Foam Insulation

Crawl spaces under Fargo additions sealed against frozen floors

Included in your service

  • Closed cell on the perimeter walls and the subfloor
  • Common under additions; enclosed porches and some older homes
  • Standing water and drainage fixed first or we decline the job
  • Basement wall repair and waterproofing referred out; the insulation is ours
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Rim Joist & Band Joist Spray Foam

The small job that finally warms a Fargo basement and first floor

Included in your service

  • Every joist bay sealed along the top of the foundation wall
  • Basements are everywhere here and the rim is where the cold gets in
  • Half a day on site and felt the same evening
  • Bi-level and split-entry rims and cantilevers sealed the same way
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Garage Spray Foam Insulation

Turning a Fargo garage into heated space that holds its heat

Included in your service

  • Ceiling bays under bonus rooms filled and shaved flush
  • Walls shared with the house sealed against 30-below cold
  • Heated-garage and workshop conversions specified around how you use them
  • The door header and slab edge addressed; not stepped over
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Metal Building & Barndominium Spray Foam

The insulation that stops a North Dakota shop from frosting and dripping

Included in your service

  • Closed cell straight to the underside of the roof steel and the wall girts
  • Post-frame shops; Quonsets and machine sheds across the valley
  • Condensation control settled before R-value is even discussed
  • Girts; purlins and fastener lines sealed; not sprayed around
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Commercial & New Construction Spray Foam

Fargo warehouses and production builds kept on their own schedule

Included in your service

  • Shells and warehouses from north Fargo industrial parks to West Fargo
  • Code-compliant assemblies documented for your building inspector
  • Phased around occupied floors and the short North Dakota build season
  • Ignition and thermal barrier requirements settled up front
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Insulation Removal

In a Fargo attic the old comes out before anything new goes in

Included in your service

  • Vacuumed straight to the truck and bagged; never buried
  • Ice-dam-soaked insulation removed before it molds
  • Vermiculite flagged for testing and left undisturbed
  • The usual first step on 1950s-70s ranches and bi-levels across Fargo
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Insulation Replacement & Re-Insulation

A full reset for Fargo attics twenty years past their job

Included in your service

  • Removal; air sealing and new foam handled as one scope
  • For material left flattened; rodent-fouled or wet after an ice dam leak
  • Built to current cold-climate R-values; not to what was there in 1975
  • One crew and one price with no handoff between trades
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Air Sealing

The cheapest comfort fix in a Fargo house and it comes first

Included in your service

  • Top plates; chimney chases; can lights and the attic hatch
  • Sealed before insulating so the R-value can actually perform
  • Thermal camera images before and after on a below-zero day
  • Priced as its own job; never bundled in to pad a quote
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