# Mechanical (HVAC) permit MEC2025-01431 at 1803 Mapleton Ave, Boulder

Boulder Planning and Development Services permit MEC2025-01431: issued Aug 28, 2025 for mechanical (hvac) work at 1803 Mapleton Ave. Replacing heat pump outdoor unit System Components: (1) Mitsubishi 30K BTU Outdoor Unit - MXZ-3C30NAHZ4-U1 Electrical Upgrades: Branch Circuit Connection 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: MEC2025-01431
- Issued: Aug 28, 2025
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical with Electrical)
- Status: Finished (city: Letter of Completion)
- Reported cost: $9,483
- ZIP code: 80304
- All permits at this address: https://nearbypermits.com/boulder/address/1803-mapleton-ave/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 16:04 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 1803 Mapleton Ave: https://nearbypermits.com/boulder/address/1803-mapleton-ave/