Spray Foam Insulation Contractors in Maryland
Climate Zone
Average Cost
$1.50 - $3.50 per sq ft
Building Code Info
Cities in Maryland
Top Contractors in Maryland
Foam InSEALators
Maryland, Maryland
Foam InSEALators is a state-licensed spray foam contractor serving Maryland for 15 years, offering i...
Residential · Commercial
Get a Free QuoteWinner Insulation
Maryland, Maryland
Winner Insulation serves Maryland homeowners and businesses with spray foam solutions for new constr...
Residential · Commercial
Get a Free QuoteKoala Insulation
Maryland, Maryland
Koala Insulation serves Maryland homeowners and businesses with state-licensed spray foam installati...
Residential · Commercial
Get a Free QuoteAdvanced Spray Foam and Coatings LLC
Maryland, Maryland
Advanced Spray Foam and Coatings LLC is a family-owned, BBB-accredited contractor serving Maryland's...
Residential · Commercial · Agricultural
Get a Free QuoteCameron Home Insulation
Maryland, Maryland
Cameron Home Insulation is a family-owned and operated spray foam contractor serving Maryland homeow...
Residential
Get a Free QuoteClimate Zone
4
Average Cost
$3.00-$6.50/sq ft
R-Value (Attic)
R-49
R-Value (Walls)
R-20
Climate: moderate
Maryland's EmPOWER program provides rebates for energy efficiency improvements, including spray foam insulation upgrades.
Why Spray Foam Insulation in Maryland?
Maryland's EmPOWER program provides rebates for energy efficiency improvements, including spray foam insulation upgrades. With a moderate climate, proper insulation is essential for maintaining comfortable indoor temperatures year-round.
In Maryland's moderate 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 $3.00-$6.50 per square foot, spray foam insulation is a smart investment for Maryland homeowners.
Building Code Requirements in Maryland
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 Maryland
Frequently Asked Questions
How much does spray foam insulation cost in this state?
Spray foam insulation typically costs $1.50-$3.50 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 moderate climate, both types work well — open-cell for interior walls and closed-cell for exterior or moisture-prone areas.