Attic Insulation Replacement & Rodent Proofing in Oakland, CA

Completed project · Oakland, CA 94601 · June 2026

Droppings scattered across the old kraft-faced batts told the story in this Oakland attic, and the job record marks the rodent activity as severe. Atticare USA took out every piece of the old layer across 1,750 sq ft, sanitized the deck, screened the vents and gaps, and rebuilt the attic in R-38 batts.

Oakland attic after old insulation removal and cleaning
After cleaning: bare joists and a clean, sanitized deck.

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

The challenge

Severe rodent activity through the old batts

The inspection photos show old kraft-faced batts pulled loose and droppings spread over the wood beneath them. With heavy rodent waste, droppings and nests through the material, none of the old layer could stay.

The second part of the problem was access. Vent openings let rodents in and out, so the work had to close them before new insulation went back in, or the new layer would face the same traffic.

The service

What the crew did, in order

Prep and protection

Floor protection and dust barriers set at the access point 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 1,750 sq ft, down to a clear, bare surface.

Clean and sanitize

Heavy 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 16in faced Fiberglass Batts and R-38 16in Fiberglass Batts installed across 1,750 sq ft, on a clean, sealed surface rather than on top of the old layer.

The result

1,750 sq ft cleared, sealed and reinsulated in R-38

The old insulation came out with a heavy-duty vacuum, droppings and nests were vacuumed out, OdoBan was applied across the attic, vents and openings were screened with wire mesh and sealed with foam and cement, gaps around fixtures, piping, wiring and vents were air-sealed, and new R-38 16in faced and unfaced fiberglass batts went in last. Two to four indicator traps were left as a check.

1,750 sq ft
old layer removed, deck sanitized
R-38
16in faced and unfaced batts
Vents meshed
mesh, foam and cement, 1-year warranty

More from this job

Photos from the crew

Around the neighborhood

More Atticare USA projects in and near Oakland

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

Questions homeowners ask

Attic work in Oakland, answered

Who does rodent proofing and seals entry points around the attic in Oakland?

Atticare USA does. On this Oakland job the crew screened the attic vents with wire mesh and closed other openings with mesh, polyurethane foam and cement, then left two to four indicator traps as a check. Where live animals need removing first, a licensed pest control provider handles that part. The rodent proofing carries a 1-year warranty.

My attic insulation looks chewed and contaminated in Oakland. Who handles cleanup and replacement?

Atticare USA handles both in one project. Here the old batts had heavy rodent waste through them, so they all came out, the deck was vacuumed and sanitized with OdoBan, entry points were sealed, and new R-38 batts went in last. More on this: contaminated attic insulation cleanup and replacement in Oakland.

Is there a single contractor in Oakland for removal, sanitizing, exclusion and reinsulation?

Yes. Atticare USA ran this 1,750 sq ft attic as one job in that order: remove, clean, sanitize, seal and rodent-proof, then insulate. One crew, no hand-off between contractors. The 5-step process explains why the order matters.

Does Atticare USA offer free attic inspections in Oakland?

Yes. Attic and crawl space inspections in Oakland 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 Oakland shows what is up there, and what it would take to put it right.


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