Carpentry Works LLC
Insulation
Serving Duluth, MN
From Google Business Profile
3.8
6 Google reviews
Hours
| Monday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| Thursday | 8 AM–5 PM |
| Friday | 8 AM–5 PM |
| Saturday | Closed |
| Sunday | Closed |
Google categories: Insulation contractor, Deck builder, Door supplier, General contractor, Window installation service, Wood floor installation service
View on Google Maps →Last checked October 19, 2026.
More from Google Business Profile
Photos on Google: 10
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 · Nov 2020
Carpentry Works installed our LP Smart Siding. They did an amazing job! They pay close attention to all little the details... caulking, filling and touch up painting make everything look perfect! Not to mention, they even took care of a…
5 out of 5 stars · Oct 2020
Contacted Carpentry Works to help with my kitchen remodel. I was taking a wall down but needed someone to put a beam in to support the ceiling and roof. David and his crew did a great job. They got the job done reasonably fast, and David…
2 out of 5 stars · May 2020
Several years ago hired Carpentry Works to do extensive remodeling due to carpenter ant damage. Crew great, but ended up distrusting Dave Joice.
The owner replied to 0 of the 5 most recent reviews Google showed.
From Google Business Profile, last checked October 19, 2026.
About insulation contractors in Duluth
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.