# Alteration or repair permit B26-000549 at 207 Summer St, Somerville

Somerville Inspectional Services Division permit B26-000549: issued Sep 24, 2026 for alteration or repair work at 207 Summer St. installation of a 42K BTU 5Zone Mitsubishi Ductless Branch Box System for Unit 3 207 Summer Street Somerville. We will install one 18K BTU 1-way ceiling cassette in between the other room and Living Room. Installing an MHK2 Thermostat in the Living Room to control this area. Then install 1- 6K BTU 1 way ceiling cassette in the kitchen. For each of the 3 Bedrooms we will install 1- 6K BTU 1-way ceiling cassette in each room. We will route all the refrigeration lines; condensation drain lines and communication wires toward the hallway and run them in the hallway ceiling toward the back of the house pipe chase to the basement. Then we will place a 5-port branch box in the basement ceiling. We will then place a Mitsubishi Hyper Heat Condensing Unit outside. Then run a line set from the condenser to the branch box and make all the final connections.

- Permit number: B26-000549
- Issued: Sep 24, 2026
- Type of work: Alteration or repair (city: Building Permit, Residential Renovation)
- Status: Finished (city: Closed)
- Reported cost: $29,126
- ZIP code: 02143
- All permits at this address: https://nearbypermits.com/somerville/address/207-summer-st/

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Source: Somerville Inspectional Services Division permit data (https://data.somervillema.gov/d/nneb-s3f7), SomerStat, City of Somerville, ODbL 1.0 (https://opendatacommons.org/licenses/odbl/1-0/). Checked 2026-10-08 06:28 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Contains information from Applications for Permits and Licenses (SomerStat, City of Somerville), which is made available here under the Open Database License (ODbL). Database: https://data.somervillema.gov/d/nneb-s3f7 License: https://opendatacommons.org/licenses/odbl/1-0/

Every permit at 207 Summer St: https://nearbypermits.com/somerville/address/207-summer-st/