# Mechanical (HVAC) permit MEC2026-00687 at 510 Maxwell Ave, Boulder

Boulder Planning and Development Services permit MEC2026-00687: issued Jun 9, 2026 for mechanical (hvac) work at 510 Maxwell Ave. Installing ducted heat pump mini split system: 1-Mitsubishi MXZ-SM48NLHZ for PAA intelli-HEAT Heat Pump 1-Mitsubishi PAA-AA24NL intelli-HEAT Cased Coil 1-Mitsubishi SVZ-AP36NL indoor ducted wall mounted unit 1-Heat pump 240V circuit *HIS2026-00134 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: MEC2026-00687
- Issued: Jun 9, 2026
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical with Electrical)
- Status: Finished (city: Letter of Completion)
- Reported cost: $26,877
- ZIP code: 80304
- All permits at this address: https://nearbypermits.com/boulder/address/510-maxwell-ave/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-10 05:14 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 510 Maxwell Ave: https://nearbypermits.com/boulder/address/510-maxwell-ave/