# Alteration or repair permit SF895108 at 91 Dunster Rd, Boston

Boston Inspectional Services Department permit SF895108: issued Nov 20, 2018 for alteration or repair work at 91 Dunster Rd. Closed cell spray foam insulation to R-38 on roof. Intumescent fire retardant ignition barrier 15min paint on foam.(DC-315) unconditioned space-non livable.

- Permit number: SF895108
- Issued: Nov 20, 2018
- Type of work: Alteration or repair (city: Insulation, Short Form Bldg Permit)
- Status: Issued (city: Open)
- Reported cost: $25,245
- ZIP code: 02130
- All permits at this address: https://nearbypermits.com/boston/address/91-dunster-rd/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-09 12:07 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 91 Dunster Rd: https://nearbypermits.com/boston/address/91-dunster-rd/