Attic Insulation Replacement with Blown-In & Rodent Proofing in San Jose, CA

Completed project · San Jose, CA 95117 · June 2026

Pink loose-fill with debris through it, moderate rodent activity, and gaps at the roof edges. At this San Jose home Atticare USA vacuumed the old fill out, sanitized the attic, fitted wire mesh along the edges and around the flue, and blew in a new R-38 layer across the attic floor.

San Jose attic after the job, new blown-in insulation
After: the new blown-in layer, deep and even.

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

The challenge

Moderate rodent activity through old pink loose-fill

The crew found moderate rodent activity through the old pink loose-fill, with debris mixed into it across the attic floor.

There were gaps along the roof edges and at the framing corners. Those were closed with wire mesh on the bare deck, before any new insulation went down.

The service

What the crew did, in order

Prep and protection

Protective barriers laid 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, down to a clear, bare surface.

Clean and sanitize

Rodent waste, droppings and nests vacuumed out, then OdoBan sanitation applied to neutralize odors, pheromones 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 Blown installed, on a clean, sealed surface rather than on top of the old layer.

The result

Cleared, sealed at the edges, and rebuilt in R-38 blown-in

The attic finished with the old loose-fill removed, droppings and nests vacuumed out, OdoBan applied, wire mesh fitted along the roof edges, at the framing corners and around the flue, gaps air-sealed, and a new R-38 blown-in layer across the attic.

R-38 blown-in
new layer across the attic
Edges meshed
roof edges, corners and flue
Sanitized
droppings removed, OdoBan applied

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 want to keep mice from getting into my attic again in San Jose. Which companies do rodent exclusion and entry-point sealing?

Atticare USA does. On this San Jose job, with moderate rodent activity, the crew fitted wire mesh along the roof edges, at the framing corners and around the flue, sealed gaps with foam and cement, and left two to four indicator traps as a check. The work carries a 1-year warranty. More on rodent exclusion in the South Bay.

Which San Jose companies should I get quotes from for attic insulation and air sealing?

Atticare USA quotes both together, because air sealing goes on the clean deck before the insulation. This job ended with an R-38 blown-in layer over an air-sealed attic. Read how to compare attic insulation estimates before you choose.

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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