# Alteration or repair permit SF1296893 at 239 Commonwealth Av, Boston

Boston Inspectional Services Department permit SF1296893: issued Mar 2, 2022 for alteration or repair work at 239 Commonwealth Av. Fairfield St Façade - Erect pipe staging to access the entire façade. Using a HEPA vacuum grinder, grind out approximately 1,550 sq/ft of masonry joints, repoint using a historical mortar mix, color to match existing. Replace approximately 10 compromised slate on mansard in kind. Replace copper flashing on the water tables. Demo and replace approx. 175 structurally crack brick and replace in kind. Patch spalled brownstone features using Yahn's M70 Repair Mortar, color to match existing best as possible. Replace one spalled brownstone header in kind. Scrape down window trim, remove failed sealant, apply Tremco Dymonic sealant to windows and refinish the window trim with a matching color paint. Wash down the building to remove atmospheric staining. Scrape down and refinish fire escapes with direct-to-metal paint for certification.

- Permit number: SF1296893
- Issued: Mar 2, 2022
- Type of work: Alteration or repair (city: Renovations - Exterior, Short Form Bldg Permit)
- Status: Issued (city: Open)
- Reported cost: $249,700
- ZIP code: 02116
- All permits at this address: https://nearbypermits.com/boston/address/239-commonwealth-av/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 07:06 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 239 Commonwealth Av: https://nearbypermits.com/boston/address/239-commonwealth-av/