# Johnson's Insulation

> Bay Area attic, crawl space, and wall insulation contractor based in Oakland, CA. Licensed (CSLB #1051108), insured, and BPI Certified — serving Alameda, Contra Costa, Marin, Napa, San Francisco, San Mateo, Santa Clara, Solano, and Sonoma counties.

Johnson's Insulation installs blown-in cellulose, fiberglass batt, dense-pack, and rigid foam systems; performs attic cleanup and rodent-proofing; conducts BPI energy audits; and helps homeowners claim BayREN, PG&E, TECH, and federal 25C rebates.

## Pages

- [Home](/): Services overview, savings calculator, appointment booking.
- [About](/about): Company history, values, and team.
- [Contact](/contact): Phone, email, address, and free-quote form.
- [Resources](/resources): Bay Area rebates, permits, climate zones, and R-value targets.
- [Service areas](/service-areas): Local insulation landing pages for every city we serve.

## Services

- [Attic insulation](/services/attic-insulation): Blown-in and batt attic installs to R-49+, air sealing, Title 24 compliance.
- [Attic decontamination](/services/attic-decontamination): HEPA removal of contaminated insulation, sanitization, and rodent-proofing.
- [Crawl space insulation](/services/crawl-space-insulation): Floor insulation, vapor barriers, and full encapsulation.
- [Wall insulation](/services/wall-insulation): Dense-pack cellulose and injection foam retrofits — no demolition.
- [Insulation upgrades](/services/insulation-upgrades): Energy audits, whole-home air sealing, rebate-ready scopes.