# Mechanical (HVAC) permit MEC2026-00237 at 1666 North St, Boulder

Boulder Planning and Development Services permit MEC2026-00237: issued Feb 18, 2026 for mechanical (hvac) work at 1666 North St. Installing ductless heat pump mini split system: 1-Mitsubishi Electric MXZ-3D24NLHZ - Heat Pump 24,000 BTUs Cooling 25,000 BTUs Heating 2-Indoor units 1-New circuit for heat pump system 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: MEC2026-00237
- Issued: Feb 18, 2026
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical with Electrical)
- Status: Finished (city: Letter of Completion)
- Reported cost: $16,409
- ZIP code: 80304
- All permits at this address: https://nearbypermits.com/boulder/address/1666-north-st/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 12:55 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 1666 North St: https://nearbypermits.com/boulder/address/1666-north-st/