Attic Insulation Removal, Cleanup, Rodent Proofing & Air Duct Work in Glendora, CA

Completed project · Glendora, CA 91741 · July 2026

Severe rodent activity had left the old batts in this Glendora attic matted, stained and soiled with droppings. Atticare USA vacuumed all of it out, cleaned droppings and nests off the hard surfaces, sanitized the whole work area with OdoBan, sealed every potential entry point, and replaced the air ducts to code at their existing diameters.

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

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

The challenge

Old batts fouled by severe rodent activity

The record puts rodent activity at severe. Photos show the old white batts crushed and pulled out of place between the framing, with dark staining and droppings through them.

Vent openings through the attic walls also needed closing off. Cleaning the attic without sealing those routes would have left the way in open, so the job covered cleanup and rodent proofing together.

The service

What the crew did, in order

Remove the old insulation

The existing insulation taken out with a heavy-duty vacuum, 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.

Air duct replacement

Air ducts removed and replaced to code, matching the existing diameters.

The result

A cleaned, sanitized attic with its entry points closed

All existing insulation came out with a heavy-duty vacuum. Rodent droppings, nests and debris were vacuumed from the hard surfaces, and OdoBan was applied across the full work area to neutralize odors, pheromones and bacteria. Entry points across the service area were sealed with wire mesh, polyurethane foam and cement, with indicator traps left as a check, and the air ducts were removed and replaced to code, matching the existing diameters.

Severe
rodent activity cleaned out
Vents sealed
wire mesh and foam
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 Glendora

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

Questions homeowners ask

Attic work in Glendora, answered

Who cleans an attic after a severe rodent problem in Glendora?

Atticare USA does. On this Glendora job the old insulation came out with a heavy-duty vacuum, droppings, nests and debris were vacuumed from the hard surfaces, and OdoBan was applied across the full work area. The order matters: see why the order of operations matters.

Which Glendora companies seal rodent entry points in the attic, and is there a warranty?

Atticare USA seals every potential entry point with wire mesh, polyurethane foam and cement, as it did on the vent openings in this attic, and leaves indicator traps as a check. Where live animals are present, a licensed pest control provider handles that part. The rodent proofing carries a 1-year warranty. Read how to compare rodent-proofing warranties.

Does Atticare USA offer free attic inspections in Glendora?

Yes. Inspections in Glendora 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 Glendora shows what is up there, and what it would take to put it right.


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