Spray Foam Insulation Contractors in New Jersey

Climate Zone

Average Cost

$1.50 - $3.50 per sq ft

Building Code Info

Cities in New Jersey

Top Contractors in New Jersey

A Plus Spray Foam & Coatings, LLC

New Jersey, New Jersey

5.0

A Plus Spray Foam & Coatings, LLC delivers high-performance insulation solutions throughout New Jers...

Open CellClosed CellFree Estimates

Residential · Commercial

2 servicesaplussprayfoam.com(609) 568-5182
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5.0

Specializing in residential and commercial spray foam insulation applications throughout New York Ci...

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Shore Town Spray Foam

New Jersey, New Jersey

5.0

Shore Town Spray Foam serves residential, commercial, and agricultural clients throughout New Jersey...

Open CellClosed CellFree Estimates

Residential · Commercial · Agricultural

3 servicesshoretownsprayfoam.com732-314-7493
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5.0

Spray Foam Insulation NYC NJ - Clark provides professional spray foam insulation services in New Jer...

sprayfoaminsulationnynj.com877-283-7309
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New Jersey Spray Foam

New Jersey, New Jersey

5.0

For 15 years, this family-owned New Jersey spray foam contractor has been helping homeowners and bus...

Open CellClosed Cellstate-licensed

Residential · Commercial

2 servicessprayfoamjerseycitynj.com(646) 535-1515
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Climate Zone

4-5

Average Cost

$3.25-$7.00/sq ft

R-Value (Attic)

R-49

R-Value (Walls)

R-20

Climate: moderate to cold

New Jersey's dense housing and high energy costs make spray foam a smart investment. NJ Clean Energy offers incentives for efficiency upgrades.

Why Spray Foam Insulation in New Jersey?

New Jersey's dense housing and high energy costs make spray foam a smart investment. NJ Clean Energy offers incentives for efficiency upgrades. With a moderate to cold climate, proper insulation is essential for maintaining comfortable indoor temperatures year-round.

In New Jersey's moderate to cold 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 $3.25-$7.00 per square foot, spray foam insulation is a smart investment for New Jersey homeowners.

Building Code Requirements in New Jersey

Attic Insulation

R-49

Wall Insulation

R-20

Climate Zone

4-5

These are minimum requirements. Higher R-values provide better performance and energy savings.

Popular Cities in New Jersey

NewarkJersey CityTrentonPrinceton

Frequently Asked Questions

How much does spray foam insulation cost in this state?

Spray foam insulation typically costs $1.75-$4.00 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 4-5.

Should I choose open-cell or closed-cell spray foam?

In a moderate to cold climate, closed-cell is recommended for its moisture barrier and higher R-value per inch.