We are insulating the walls with cellulose with 4" dense pack cellulose
Alteration or repair at 12 Prospect Pk, Boston
Boston Inspectional Services Department permit SF1810865: issued Jan 12, 2026 for alteration or repair work at 12 Prospect Pk. we are insulating the walls with cellulose with 4" dense pack cellulose, insulating the attic with 14" of cellulose and air seal second attic insulating with 9" fiberglass and air sealing, insulating the garage ceiling with 10" cellulose, insulating the crawlspace with 2" r-max rigid board.
- Permit number
- SF1810865
- Issued
- Type of work
- Alteration or repair
- Status
- Issued
- Reported cost
- $22,246
- ZIP code
- 02136
- City's category
- Insulation, Short Form Bldg Permit
- City's status
- Open
- Source
- Boston Inspectional Services Department permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 12 Prospect Pk, and what's permitted nearby
Boston Inspectional Services Department updated its data Oct 5, 2026. We checked it Oct 6, 00:58 UTC. See the city's official records.
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