Install Spray Foam Insulation Cost in Barnett, MO in 2026
Most Install Spray Foam Insulation projects in Barnett, MO cost between $2,900 and $12,000. The typical price is $6,000.
Closed-cell spray foam costs the most per square foot and delivers the highest R-value per inch.
Labour and materials in Barnett run about 6% below the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.
What drives the price
- Batt, blown-in cellulose or closed-cell spray foam
- Target R-value for your climate zone
- Attic, wall or crawlspace access
- Air sealing done alongside the insulation
Usually included
- Insulation material to the specified R-value
- Installation and air sealing at obvious gaps
- Cleanup and disposal
Usually extra
- Removing contaminated existing insulation
- Ventilation or moisture remediation
- Drywall work for wall injection
Unit prices in Barnett, MO
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $2.42 |
| Mid-range | $4.84 |
| High-end | $10 |
Insulation contractors in Barnett, MO
Businesses listed on Google near Barnett, MO. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Spray Foam Done Right
5.0(27 reviews)
10374 Swan Dr, Versailles, MO 65084
Williams Insulation & Gutters
4.9(28 reviews)
1396 N Eastview St, Eldon, MO 65026
Spray Right Foam Insulation
5.0(20 reviews)
199 E Douglas St, Syracuse, MO 65354
LRC Insulation
5.0(17 reviews)
1015 Jay St, Eldon, MO 65026
Summit Thermal Solutions
5.0(10 reviews)
19901 Shipp Dr, Licking, MO 65542
Superior Spray Foam Insulation
4.9(7 reviews)
702 W Buchanan St, California, MO 65018