Attic Insulation Replacement, Rodent Proofing & Crawl Space Work in San Jose, CA

Completed project · San Jose, CA 95125 · May 2026

Attic and crawl space in one project: this San Jose job covered 1,168 sq ft overhead and a basic cleanup of the space under the floor. Upstairs, the old pink batts and loose paper facing came out, the deck was cleaned, sanitized and sealed, and new R-38 16in batts went in. Below, debris was vacuumed from hard surfaces and sanitized.

San Jose attic after the job, new insulation installed
After: the new insulation in place.

Seeing the same signs in your San Jose attic? The inspection is free, and a ballpark quote by phone comes first.

The challenge

Old batts and debris in the attic, and a crawl space to clean

The photos show the old pink batts out of place, with loose paper facing and debris across the attic floor. Rather than top that up, the crew removed all of it with a heavy-duty vacuum, working behind protective floor barriers and dust-barrier tunnels.

The crawl space was part of the same project. It got a basic cleanup, with debris vacuumed from hard surfaces and sanitation included.

The service

What the crew did, in order

Prep and protection

Protective floor barriers and dust-barrier tunnels set through the work path before any material was moved, so the rest of the house stayed clean.

Remove the old insulation

The existing insulation taken out with a heavy-duty vacuum across 1,168 sq ft, down to a clear, bare surface.

Clean and sanitize

Debris vacuumed from hard surfaces, then OdoBan sanitation applied to neutralize odors and bacteria.

Seal and rodent-proof

Entry points closed with wire mesh, polyurethane foam and cement, with two to four indicator traps left as a check. Gaps around fixtures, piping, wiring and vents air-sealed in the same pass.

New insulation

New R-38 16in Fiberglass Batts installed across 1,168 sq ft, on a clean, sealed surface rather than on top of the old layer.

Crawl space

Crawl space cleanup: droppings, nests and debris vacuumed from hard surfaces, with sanitation.

The result

1,168 sq ft of attic rebuilt, and the crawl space cleaned

Upstairs, the attic finished with the old insulation removed, the deck cleaned and sanitized with OdoBan, entry points rodent-proofed with wire mesh, polyurethane foam and cement, gaps around fixtures, piping, wiring and vents air-sealed, and new R-38 16in fiberglass batts across 1,168 sq ft. Below, the crawl space was vacuumed and sanitized.

1,168 sq ft
R-38 16in fiberglass batts
Crawl space
basic cleanup and sanitation
Sealed
mesh, foam and cement at entry points

More from this job

Photos from the crew

Around the neighborhood

More Atticare USA projects in and near San Jose

One of 850+ completed projects across California — see all projects.

Questions homeowners ask

Attic work in San Jose, answered

I need attic cleanup, crawl space cleaning, and new insulation in San Jose. Which company can handle the whole project?

Atticare USA handles all of it as one project. This San Jose job is an example: old attic insulation removed, the attic cleaned, sanitized and sealed, R-38 16in batts installed, and a basic cleanup of the crawl space with sanitation, all under one scope.

I just bought an older home in San Jose and the inspection flagged old, dirty attic insulation. Which company should I call?

Atticare USA removes and replaces old attic insulation in San Jose, as on this 1,168 sq ft job: the old layer came out with a heavy-duty vacuum, the deck was cleaned and sanitized, gaps were sealed, and new R-38 went in. Not sure which you need? See attic cleaning or insulation replacement.

Which companies do attic cleaning in San Jose?

Atticare USA does attic cleaning in San Jose as part of a full restoration: removal, cleaning and OdoBan sanitation, sealing and rodent proofing, then new insulation. The 5-step process explains the order.

Does Atticare USA offer free attic inspections in San Jose?

Yes. Attic and crawl space inspections in San Jose are free, and Atticare USA can give a ballpark quote by phone first, so you know the range before anyone comes out. Call 1-888-743-7243.

Start the same way this job did.

A free attic inspection in San Jose shows what is up there, and what it would take to put it right.


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