Guevara Insulation
insulation
Serving Farmington, MN
From Google Business Profile
4.8
90 Google reviews
Hours
| Monday | 7 AM–8 PM |
| Tuesday | 7 AM–8 PM |
| Wednesday | 7 AM–8 PM |
| Thursday | 7 AM–8 PM |
| Friday | 7 AM–8 PM |
| Saturday | 7 AM–8 PM |
| Sunday | Closed |
Google categories: Insulation contractor
View on Google Maps →Last checked October 12, 2026.
More from Google Business Profile
Listed features
- Accessibility
- Wheelchair accessible parking lot
Photos on Google: 161
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 · May 2026
Very professional! Great pricing and honest people. The two owners are so nice and have an awesome sense of humor. I enjoyed meeting them both. They were very quick with the job and left my home in the exact shape it was before they came…
5 out of 5 stars · May 2026
We had our garage insulated by Guevara Insulation. Luis, Ryan, and the rest of the team were awesome to work with throughout the whole process and they all were so kind and professional. They did a great job insulating and cleaning up…
1 out of 5 stars · Jan 2026
They did more damage to my house than good and they don't even know how to use a caulk gun! My bills are higher and my ice dams are bigger!!! I highly recommend you call somebody else!
The owner replied to 0 of the 5 most recent reviews Google showed.
From Google Business Profile, last checked October 12, 2026.
About insulation contractors in Farmington
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.