# Mechanical (HVAC) permit MEC2026-00047 at 1655 Walnut St 301, Boulder

Boulder Planning and Development Services permit MEC2026-00047: issued Jan 15, 2026 for mechanical (hvac) work at 1655 Walnut St 301. One time 180-day permit extension granted. All work and inspections must be completed by 12/15/2026. This permit is for the whole building not just a particular unit. Replacement of 2 CRAC units; Like for Like PLEASE NOTE: APPLICABLE ONLY TO SYSTEMS WITH FUEL BURNING APPLIANCES: All new plastic glued vents for fuel burning appliances must undergo pressure testing. To facilitate the inspection process, please provide photographic evidence of the pressure test directly to the assigned inspector on the day the rough mechanical inspection is scheduled. Approved tests: 10 ft water test, 5 PSI positive pressure, or Negative 5 psi air pressure test for 15 Minutes.

- Permit number: MEC2026-00047
- Issued: Jan 15, 2026
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical with Electrical)
- Status: Issued (city: Issued)
- Reported cost: $32,488
- ZIP code: 80302
- All permits at this address: https://nearbypermits.com/boulder/address/1655-walnut-st-301/

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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 22:28 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 1655 Walnut St 301: https://nearbypermits.com/boulder/address/1655-walnut-st-301/