Spray Foam Insulation Contractors in Missouri
Climate Zone
Average Cost
$1.50 - $3.50 per sq ft
Building Code Info
Cities in Missouri
Top Contractors in Missouri
Missouri Spray Foam Insulation
Missouri, Missouri
Missouri Spray Foam Insulation specializes in open-cell spray foam solutions for residential, commer...
Residential · Commercial · Agricultural
Get a Free QuoteSpresser Spray Foam Insulation & Guttering
Missouri, Missouri
Spresser Spray Foam Insulation & Guttering serves residential and commercial clients throughout Miss...
Residential · Commercial
Get a Free QuoteMissouri Valley Spray Foam, LLC
Missouri, Missouri
Missouri Valley Spray Foam, LLC specializes in both closed-cell and open-cell spray foam insulation...
Residential · Commercial · Agricultural
Get a Free QuoteSpray Foam Insulation St. Louis
Missouri, Missouri
This family-owned St. Louis insulation contractor specializes in both closed-cell and open-cell spra...
Residential · Commercial
Get a Free QuoteClimate Zone
4
Average Cost
$2.50-$5.50/sq ft
R-Value (Attic)
R-49
R-Value (Walls)
R-20
Climate: continental
Missouri experiences both extreme heat and cold. Spray foam's ability to handle temperature swings makes it ideal for the Show-Me State.
Why Spray Foam Insulation in Missouri?
Missouri experiences both extreme heat and cold. Spray foam's ability to handle temperature swings makes it ideal for the Show-Me State. With a continental climate, proper insulation is essential for maintaining comfortable indoor temperatures year-round.
In Missouri's continental conditions, spray foam provides superior performance compared to traditional insulation materials. This can lead to substantial savings on heating and cooling costs throughout the year.
With average costs ranging from $2.50-$5.50 per square foot, spray foam insulation is a smart investment for Missouri homeowners.
Building Code Requirements in Missouri
Attic Insulation
R-49
Wall Insulation
R-20
Climate Zone
4
These are minimum requirements. Higher R-values provide better performance and energy savings.
Popular Cities in Missouri
Frequently Asked Questions
How much does spray foam insulation cost in this state?
Spray foam insulation typically costs $1.30-$3.00 per square foot, depending on the type (open-cell vs closed-cell) and project scope.
What R-value is required for insulation?
Current building codes require R-49 for attics and R-20 for walls in Climate Zone 4.
Should I choose open-cell or closed-cell spray foam?
In a continental climate, both types work well — open-cell for interior walls and closed-cell for exterior or moisture-prone areas.