# Mechanical (HVAC) permit PMT1989-P2455-MEC at 3300 Walnut St, Boulder

Boulder Planning and Development Services permit PMT1989-P2455-MEC: issued May 9, 1989 for mechanical (hvac) work at 3300 Walnut St. Mechanical HVAC roof top units.

- Permit number: PMT1989-P2455-MEC
- Issued: May 9, 1989
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical HVAC/Solar)
- Status: Finished (city: Letter of Completion)
- Reported cost: $15,400
- ZIP code: 80301
- All permits at this address: https://nearbypermits.com/boulder/address/3300-walnut-st/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 09:19 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3300 Walnut St: https://nearbypermits.com/boulder/address/3300-walnut-st/