Attic Crew

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About Attic Crew
Attic Crew operates in San Jose as an insulation contractor specializing in attic remediation, crawl space restoration, and rodent exclusion. With 175 reviews yielding a 4.9-star average, the company maintains Monday-through-Friday hours from 8 AM to 6 PM with reduced Friday service ending at 4 PM. Weekend appointments are available Saturday 8 AM to 6 PM and Sunday 8 AM to 5 PM.
The contractor distinguishes itself through integrated service packages that address both the causes and consequences of attic contamination. Rather than offering isolated insulation installation, Attic Crew combines rodent proofing, structural cleaning, and air duct replacement into unified remediation plans. This bundling approach eliminates the coordination burden homeowners face when separate specialists address interrelated problems sequentially.
Reviewers document specific technicians managing challenging scenarios. Lilia Bosio describes Hakan conducting a thorough crawl space assessment with photographic documentation before her team completed duct modernization and rodent exclusion. Another reviewer credits Jay and Hakan with identifying and sealing entry points that resolved a persistent mouse invasion, then performing supplementary air duct replacement. Arthur Su notes the team honored a five-year workmanship warranty in 2025 when his heating system malfunctioned, providing warranty-covered service without argument.
What Customers Say
All three featured reviewers awarded 5-star ratings, with each citing specific technician names. Two reviewers explicitly credit Hakan or Jay with diagnosing root causes rather than treating symptoms, and two mention the company's willingness to perform additional recommended work beyond the initial scope.
Working Hours
| Sunday | 8 AM–5 PM |
| Monday | 8 AM–6 PM |
| Tuesday | 8 AM–6 PM |
| Wednesday | 8 AM–6 PM |
| Thursday | 8 AM–6 PM |
| Friday | 8 AM–4 PM |
| SaturdayToday | 8 AM–6 PM |
Services
Attic Cleanup
Removes decayed insulation, rodent waste, debris, and rot while addressing moisture damage in attic framing and sheathing.
Crawl Space Cleaning
Thoroughly scrubs, sanitizes, and seals crawl spaces to prevent contaminants from circulating into living areas through ductwork.
Rodent Proofing
Identifies and seals entry points around foundations, eaves, and utilities using permanent exclusion materials.
Insulation Replacement
Installs, repairs, or replaces attic and wall insulation tailored to each home's thermal performance requirements.
Cavity Wall Insulation
Injects insulation into existing exterior wall cavities to improve thermal resistance without exterior demolition.
Air Duct Replacement
Upgrades existing ductwork from flexible materials to solid steel, improving airflow efficiency and air quality.