
Southwest Johnson County
Spray Foam Insulation in Trafalgar, IN
A railroad town that has grown quickly, surrounded by farm ground where barns and shops are part of most properties.
- Free estimates after we see the space
- Itemized written quotes with foam type, depth and R-value
- Moisture and air leaks checked before anything gets covered
A Small Town in Farm Country
Spray foam insulation in Trafalgar covers houses in town and the barns, shops and garages on the farms around it. Wikipedia says the town was first platted in the early 1800s along a short-lived railroad between Franklin and Martinsville and first named Liberty before taking the name Trafalgar. The current town was reincorporated in 1946 and grew 266% by the 1990s.
Growth in recent decades
Trafalgar had 286 housing units in 2000, 419 in 2010 and 550 in 2020, when 1,422 people lived there. Only 3.3% of units were vacant. That means many homes are a few decades old or newer, with the leaky rim joists and under-filled attics typical of their age. Older homes near the center have crawl spaces and thin attics.
Barns and outbuildings
Trafalgar sits in the Nineveh and Hensley townships, and the land around it is largely agricultural. Pole barns, machine sheds and detached shops are common, and many are being used as heated workspaces. Closed-cell foam is the standard way to stop condensation on steel and hold heat. Foam needs surfaces in its temperature range, so we schedule unheated buildings around the weather.
Septic, wells and crawl spaces
Country homes around Trafalgar often have plumbing and well lines running through a crawl space, where freezing in a cold snap is a real worry. Sealing and insulating the crawl space walls and rim joist keeps that space warmer, which protects the pipes as well as the floor. We look at where lines run before planning the work.
Rural homes
Homes outside town limits often sit on larger lots with crawl spaces or basements, wells and septic systems. Rural homes also take the full force of winter wind across open fields, which makes air sealing the attic and rim joist especially worthwhile. Get a free estimate
What to Know in Trafalgar
- History. Trafalgar was platted in the early 1800s along a railroad between Franklin and Martinsville, first named Liberty, and reincorporated in 1946 (Wikipedia).
- Housing growth. Housing units went from 286 in 2000 to 419 in 2010 and 550 in 2020, with 3.3% vacant (Wikipedia).
- Townships. Trafalgar lies in Nineveh and Hensley townships and is home to Indian Creek's high, middle and elementary schools (Wikipedia).
- Rural county share. 12.7% of Johnson County residents lived in rural areas in 2020 (Wikipedia).

Trafalgar Questions
Can you foam a pole barn in winter?
Yes, if the surfaces are within the foam's temperature range. We may need to warm the building first or pick a milder day.
My country home is drafty. Where should I start?
Usually with the attic and the rim joist, since those leak the most. We measure and check before recommending anything.
Do you travel to farms outside Trafalgar?
Yes. We work on homes and outbuildings across southwest Johnson County.
Free Estimates in Trafalgar, IN
Free estimates for Trafalgar homes and outbuildings.
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