Duerst Insulation Technicians
insulation
Serving Dane, WI
From Google Business Profile
4.9
53 Google reviews
Hours
| Monday | 7 AM–3 PM |
| Tuesday | 7 AM–3 PM |
| Wednesday | 7 AM–3 PM |
| Thursday | 7 AM–3 PM |
| Friday | 7 AM–1 PM |
| Saturday | Closed |
| Sunday | Closed |
Google categories: Insulation contractor, Concrete contractor, Energy advisory service, Energy equipment and solutions
View on Google Maps →Last checked October 26, 2026.
More from Google Business Profile
Listed features
- Accessibility
- Assistive hearing loop
- Wheelchair accessible entrance
- Wheelchair accessible parking lot
- Wheelchair accessible restroom
- Wheelchair accessible seating
Photos on Google: 9
Recent Google reviews (excerpts)
Written by Google users, not by EdgeLocal. EdgeLocal has not verified them and does not show reviewer names.
5 out of 5 stars · Jul 2026 · Owner replied
I had a great experience working with Duerst, especially with their knowledge and expertise of the HOMEs and HEARs Rebates, and the Focus on Energy Incentive. The temperature difference on our top floor is staggering after their air…
5 out of 5 stars · May 2026 · Owner replied
Our home is 32 years old. We had an energy audit done discovering we needed more insullation in the attic and parts of the house didn't have any insullation. I contacted several contractors and went with Duerst. I was extremely happy with…
5 out of 5 stars · Mar 2026 · Owner replied
I used Durst to have blown in insulation in my walls and foam insulation on the sill plate. The team that came was friendly, competent, and efficient. I had an issue that doesn’t bear mentioning in this review – but the company took care…
The owner replied to 5 of the 5 most recent reviews Google showed.
From Google Business Profile, last checked October 26, 2026.
About insulation contractors in Dane
Insulation contractors add attic, wall and crawlspace insulation and air sealing. Insulation contractors perform air sealing, blow cellulose or fiberglass into attics and walls, install spray foam and rigid foam in basements and rim joists, and help homeowners qualify for energy rebates.
Typical cost: $1,800–$6,000 for attic insulation and air sealing. See the full cost guide
Typical U.S. ranges from industry sources (2024–25); not EdgeLocal data. Your quote will vary with scope, materials and location.
Questions to ask this contractor
- Ask for an energy audit: Blower door tests identify air leaks.
- Confirm target R-value: Northern climates typically aim for R-49 to R-60 in attics.
- Ask about air sealing: Insulation works best after air sealing.