# Mechanical (HVAC) permit COM2022-72753 at 3621 Keystone Ave, Baltimore

Baltimore Department of Housing and Community Development permit COM2022-72753: issued Jul 8, 2022 for mechanical (hvac) work at 3621 Keystone Ave. install (1) # new distribution system (1-2 family), (1) 70000 btu fuel-burning equip(furnace), (1) 24000 btu air-con system, heat pump as per code.

- Permit number: COM2022-72753
- Issued: Jul 8, 2022
- Type of work: Mechanical (HVAC) (city: 1-08)
- Status: Issued (city: not listed)
- Reported cost: $8,500
- ZIP code: 21211 (derived from location)
- All permits at this address: https://nearbypermits.com/baltimore/address/3621-keystone-ave/

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Source: Baltimore Department of Housing and Community Development permit data (https://www.arcgis.com/home/item.html?id=189e6d1c65df4e13b38c0027cee574f6), City of Baltimore, CC BY 3.0 (https://creativecommons.org/licenses/by/3.0/). Checked 2026-10-09 01:59 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3621 Keystone Ave: https://nearbypermits.com/baltimore/address/3621-keystone-ave/