# Roofing permit SF1850241 at 420 E St, Boston

Boston Inspectional Services Department permit SF1850241: issued Jun 10, 2026 for roofing work at 420 E St. Install flute-fill iso in between low flutes of metal roof panels. over flute-fill install new 1" polyisocyanurate iso mechanically attached to deck using heavy duty plates and fasteners. Install new 60 mil TPO membrane in accordance with manufacturers specifications.

- Permit number: SF1850241
- Issued: Jun 10, 2026
- Type of work: Roofing (city: Roofing, Short Form Bldg Permit)
- Status: Finished (city: Closed)
- Reported cost: $489,650
- ZIP code: 02210
- All permits at this address: https://nearbypermits.com/boston/address/420-e-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-03 23:18 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/