Attic Masters Insulation Services

Attic Masters Insulation Services operates as a licensed insulation contractor serving Sherman Oaks and throughout the Los Angeles basin. The company maintains a 4.8-star rating across 59 customer reviews, reflecting consistent service quality in attic insulation, crawl space encapsulation, and related services. Their service area spans numerous California communities, including Acton, Adelanto, Agoura Hills, Alameda County, and many others. The company offers free estimates and backs all insulation work with a 5-year warranty, providing homeowners with documented assurance on workmanship.

What distinguishes this contractor is their comprehensive approach to attic and crawl space remediation. Beyond standard insulation installation and replacement, they handle full attic cleaning, asbestos abatement, air duct cleaning, and attic fan installation. For homes with moisture intrusion, they design and install permanent drainage solutions including heavy-duty sump pumps and thick vapor barriers. This capability allows them to address root causes rather than symptoms, a strategy reviewers specifically praised when describing how the team resolved structural water damage that previous contractors could not fix.

Customer reviews highlight specific technicians who managed challenging situations. One reviewer described Armando, a technician who performed the insulation installation with professionalism and efficiency while keeping the workspace clean throughout the job. Another reviewer detailed how the team spent multiple days in a cramped crawl space installing drainage and vapor barrier systems after identifying groundwater threatening the home's foundation. The reviewer noted the crew protected their home during the entire process and explained each step clearly. Bar, a sales representative, received praise for helping homeowners select appropriate insulation options based on their specific home requirements.