# Alteration or repair permit SF1879085 at 149 Deforest St, Boston

Boston Inspectional Services Department permit SF1879085: issued Aug 24, 2026 for alteration or repair work at 149 Deforest St. Air seal the building envelope and install cellulose insulation in the exterior walls and attic (R-38). The project includes weatherstripping, door sweeps, and pre- and post-installation blower door and CAZ testing.

- Permit number: SF1879085
- Issued: Aug 24, 2026
- Type of work: Alteration or repair (city: Insulation, Short Form Bldg Permit)
- Status: Issued (city: Open)
- Reported cost: $7,895
- ZIP code: 02131
- All permits at this address: https://nearbypermits.com/boston/address/149-deforest-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-04 18:14 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/