
13541 Blue School Rd. Fennimore, WI 53809
If your residence, steel shed, or corporate site struggles with erratic temperatures, surging utility costs, moisture, or constant drafts, your current insulation is failing.
Driftless Foam focuses solely on expert liquid sealant application utilizing high quality substances and established fitting techniques.
Unlike standard insulation, spray foam expands on contact, sealing cracks, seams, and gaps to create a continuous air barrier. This drastically cuts heat loss, eliminates drafts, and protects against moisture.
Whether you require housing, farming, or light business thermal lining, we engineer the ideal fix for your building and environment.
Hillsboro is a small city with a tough climate. Nestled in the valleys of Vernon County, it experiences some of the most pronounced freeze-thaw cycling in southern Wisconsin — with cold air funneling through the terrain in winter and persistent humidity settling into structures through spring and fall. For Hillsboro property owners, that combination quietly destroys insulation performance over time, long before most homeowners realize what's happening.
Older homes in Hillsboro were built with materials and methods that made sense decades ago but no longer deliver the performance modern energy standards require. Fiberglass batts compress. Cellulose absorbs moisture. Neither product creates a true air barrier — which means no matter how much insulation is packed into your walls and attic, air is still moving through your building envelope freely. For Hillsboro residents and farmers, the impact shows up in ways that are hard to ignore:
Monthly energy bills that stay high regardless of thermostat settings
Persistent cold spots near exterior corners, doors, and crawl spaces
Agricultural buildings losing stored heat overnight in deep winter
Condensation forming on interior wall surfaces and inside attic cavities
Basements and crawl spaces that stay damp from spring through fall
Hillsboro's climate calls for an insulation solution that seals completely and holds its performance through decades of Wisconsin freeze-thaw cycles. Driftless Foam's spray foam is that solution — it bonds directly to your structure, expands to fill every gap, and creates a durable thermal envelope that doesn't degrade, compress, or absorb moisture.
Moisture control and full air sealing for shops, barns, equipment storage buildings, and farm structures across the region.


Warehouses, retail spaces, offices, and industrial buildings requiring high-performance insulation for year-round operational efficiency.

Attics, walls, crawl spaces, basements, garages, and new construction homes — comprehensive coverage for every area of your home.

2-pound closed-cell spray foam for superior air sealing, vapor control, moisture resistance, and added structural strength.

Half-pound open-cell spray foam for excellent sound control, air sealing, and cost-effective interior wall insulation solutions.









We assess your building, insulation needs, and long-term goals to determine whether closed-cell or open-cell spray foam is the right fit for your specific structure and climate.
Our trained team installs the correct spray foam solution with care, proper thickness, and professional-grade equipment to ensure full coverage and lasting performance.
You experience improved indoor comfort, lower utility bills, better moisture control, and a stronger building envelope for years to come.

Spray foam insulation is all we do at Driftless Foam — and we do it exceptionally well. Using top-grade materials and time-tested techniques, we offer the following solutions to tackle your insulation problems head-on:
2-pound closed-cell spray foam for superior air sealing, moisture resistance, and added structural strength
Half-pound open-cell spray foam for sound control, energy efficiency, and cost-effective insulation solutions
Driftless Foam specializes exclusively in professional spray foam insulation using premium materials and proven installation methods.We install the following insulation to solve these issues for you:
2-pound closed-cell spray foam for superior air sealing, moisture resistance, and added structural strength
Half-pound open-cell spray foam for sound control, energy efficiency, and cost-effective insulation solutions

Your home should stay warm in winter and cool in summer — without you constantly adjusting the thermostat. Your pole barn shouldn't have a moisture problem. And your utility bills shouldn't keep climbing. Driftless Foam's professionally installed spray foam insulation fixes all of that, making your structure tighter, stronger, and more energy efficient. This is insulation built to work as hard as you do.

Waiting on insulation upgrades only makes things worse. Air leaks, moisture, and heat loss don't go away on their own — they quietly strain your HVAC system, rack up repair bills, and weaken your building over time. Acting now with professional spray foam insulation protects your investment and stops bigger, costlier problems before they start.
We understand what it means to insulate a building in the coulee country of Vernon County. Hillsboro properties vary widely in age, construction type, and condition — from aging farmhouses with original wall cavities to newer agricultural outbuildings with steel panel walls. Driftless Foam approaches every project with an honest, site-specific assessment. We look at the actual problem areas in your building — the rim joists, the attic bypasses, the pole barn panels — and recommend the precise closed-cell or open-cell spray foam application that will deliver the best long-term return.
If you are searching online for:
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Driftless Foam does not oversell and does not cut corners. Every Hillsboro project we complete reflects our commitment to integrity, quality materials, and precision installation. We are proud of the work we do and proud of the results our customers experience.
Fill out the form to get a Fast & Free Spray Foam Insulation Estimate in Southern Wisconsin!
Email: [email protected]
608-379-1697
Address: 13541 Blue School Rd. Fennimore, WI 53809

We restore the beauty of your home or business with professional pressure washing. Our team delivers fast, effective cleaning solutions for every surface.
2 - Pound Closed Cell Spray Foam Insulation
Open Cell Spray Foam
Residential Spray Foam Insulation
Agricultural and Pole Barn Spray Foam Insulation
High Performance Commercial Spray Foam Insulation

21 June, 2023
The solution to your Insulation

22 June, 2023
Quick and efficient Spray Foam.
13541 Blue School Rd. Fennimore, WI 53809

13541 Blue School Rd. Fennimore, WI 53809
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