Attic Insulation Replacement & Rodent Proofing in Pasadena, CA

Completed project · Pasadena, CA 91106 · June 2026

The inspection photos from this 91106 attic show the old loose-fill packed flat and scattered with droppings, broken wood and debris. Atticare USA rebuilt all 2,080 sq ft in June 2026: the old layer out, the deck cleaned and sanitized, the eaves and openings sealed, then new pink R-38 batts wall to wall.

Pasadena attic after the job, new R-38 fiberglass batts installed
After: new R-38 batts across the attic floor.

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

The challenge

Severe rodent activity across a 2,080 sq ft attic

The old loose-fill had flattened into a thin, dusty layer, and the photos show droppings on the deck beside the furnace and through the insulation. The rodent activity on this job was recorded as severe, and the attic was large, at 2,080 sq ft.

Topping up the old layer would have sealed the contamination in. The fix was the full sequence, in order: take everything out, clean and sanitize, close the way in, then insulate.

The service

The 5-step solution, in order

Prep and protection

Protective floor barriers laid through the work path before any material was moved, so the rest of the house stayed clean.

Remove the old insulation

All the existing insulation taken out with a heavy-duty vacuum across 2,080 sq ft, down to bare joists and a clear deck.

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 fiberglass batts installed across 2,080 sq ft, on a clean, sealed deck rather than on top of the old layer.

The result

2,080 sq ft of Pasadena attic, cleaned and rebuilt

The attic finished with the old insulation removed, heavy rodent waste and nests vacuumed out, OdoBan sanitation across the deck, entry points sealed with wire mesh, polyurethane foam and cement, air sealing around fixtures, piping, wiring and vents, and new R-38 16in fiberglass batts across all 2,080 sq ft.

2,080 sq ft
attic cleaned and reinsulated
R-38
16in fiberglass batts
1-year
warranty on the rodent proofing

More from this job

Photos from the crew

Around the neighborhood

More Atticare USA projects in and near Pasadena

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

Questions homeowners ask

Attic work in Pasadena, answered

Who handles attic cleanup and new insulation after a rodent problem in Pasadena?

Atticare USA does both as one project, as on this 91106 job: the old insulation came out with a heavy-duty vacuum, droppings and nests were removed, the attic was sanitized with OdoBan, entry points were sealed, and only then did new R-38 batts go in. The order of operations is the point: insulation always goes in last, on a clean, sealed deck.

My attic smells and I think rats have been in there. Who should I call in Pasadena?

A smell usually means droppings, urine and nests in the insulation. Atticare USA inspects for free, and on a job like this one removes the contaminated insulation, vacuums out the waste and applies OdoBan sanitation to neutralize odors, pheromones and bacteria. If animals are still active, a licensed pest control provider handles live removal first.

What is the best company for rodent-related attic cleanup in Pasadena?

Look for a company that removes, cleans, seals and reinsulates as one job and warrants the sealing. Atticare USA does all four, closes entry points with wire mesh, polyurethane foam and cement, leaves two to four indicator traps as a check, and gives a 1-year warranty on the rodent proofing. How to compare rodent-proofing warranties.

Does Atticare USA offer free attic inspections in Pasadena?

Yes. Inspections in Pasadena and across the Los Angeles area are free, and Atticare USA can give a ballpark quote by phone first. Call 1-888-743-7243.

Start the same way this job did.

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


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