Blown Insulation Cost in San Jose, California

Blown insulation cost in San Jose, California ranges from $1,720 to $6,560 depending on the size of your attic and the R-value you want to achieve. The cost to blow insulation in attic ranges from $1.70 to $2.20 per square foot. To get a more accurate cost for your blown insulation project, request a quote.

By HomeBlue Team

Updated September 01, 2021 06:12 PM

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How Much Does Blown Insulation Cost in San Jose, CA?

This guide is intended to provide you an approximate cost to blow insulation in your area. To get a quote for your specific project, Click Here for a Free Estimate. Our research, which includes feedback provided from local blown insulation contractors, resulted in the following blown insulation cost in San Jose, CA.

Blown insulation cost:

Blown insulation cost in San Jose, California ranges from $1,720 to $6,560 depending on the size of your attic and the R-value you want to achieve. For example, the R-value of blown insulation ranges from 2.2 to 4.3 per inch depending on whether it is rock wool, cellulose, or fiberglass. Ten inches of blown fiberglass insulation will achieve an R-value of 22 to 43. Ten inches of rock wool insulation will achieve an R-value of 31 to 34. Ten inches of cellulose insulation will achieve an R-value of 32 to 37. Five inches will of each material will achieve half the R-value.

Cost to blow insulation in attic based on the size of your attic:

Cost to blow insulation in attic (1,000-sf attic) ranges from $1,720 to $2,190.
Cost to blow insulation in attic (1,500-sf attic) ranges from $2,580 to $3,280.
Cost to blow insulation in attic (2,000-sf attic) ranges from $3,430 to $4,370.
Cost to blow insulation in attic (2,500-sf attic) ranges from $4,290 to $5,460.
Cost to blow insulation in attic (3,000-sf attic) ranges from $5,150 to $6,560.

Cost of blown in insulation per square foot:

Cost of blown in insulation per square foot ranges from $1.70 to $2.20 depending on the size of your attic and the materials you select.

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Factors that Influence Blown Insulation Cost in San Jose

When blow in insulation companies come to your house to provide you an estimate, they will consider a number of factors that can increase or decrease the cost of your project. Blown insulation prices will vary depending the size of your attic and the materials you select. Here are a few things to keep in mind:

Your prices may be higher when:

You use cellulose insulation.
You have multiple attic spaces.
The attic space is difficult to access.
You want to achieve a high R-value (more inches of insulation).
Existing insulation requires removal.

Your prices may be lower when:

You use fiberglass insulation.
You have a standard size attic.
Your attic is easy to access (or has standing room).
There is no existing insulation that requires removal.

Price(less) Quotes from Local Blown Insulation Contractors Near San Jose, CA

Bay Area Insulation services Blown-in insulation is a good option for attics and exterior walls retrofit. Bay Area Insulation Services, Inc. is a family owned and operated business. Marvin Portillo, our founder had worked with the most prestigious companies in the Silicon Valley before branching out and founding Bay Area Insulation Services, Inc. With over 15 years of experience BAIS has worked with many contractors and home owners with all there insulation needs.

Nor-Cal Insulation Inc. Nor-Cal Insulation specializes in all types of residential and commercial Insulation application. Our goal is to ensure the prevention of heat loss in your home or business; as well as extending the lifespan of your households heating and cooling to give you substantial savings for years to come. Our insulation services include total insulation installation services for both residential and commercial settings, and the removal and disposal of existing installation.

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