# Mechanical (HVAC) permit PMT2018-00551-MEC at 3930 Darley Av, Boulder

Boulder Planning and Development Services permit PMT2018-00551-MEC: issued Feb 12, 2018 for mechanical (hvac) work at 3930 Darley Av. Installation of a replacement gas fired, 40 gallon water heater with 0.58 UEF. Install thermal expansion device, service outlet and carbon monoxide detector(s) per code.

- Permit number: PMT2018-00551-MEC
- Issued: Feb 12, 2018
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical HVAC/Solar)
- Status: Finished (city: Letter of Completion)
- Reported cost: $1,498
- ZIP code: Not listed
- All permits at this address: https://nearbypermits.com/boulder/address/3930-darley-av/

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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 00:30 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3930 Darley Av: https://nearbypermits.com/boulder/address/3930-darley-av/