# Mechanical (HVAC) permit MEC2019-00423 at 3350 Chisholm Trl, Boulder

Boulder Planning and Development Services permit MEC2019-00423: issued Apr 19, 2019 for mechanical (hvac) work at 3350 Chisholm Trl. *Replacement of failed pool boiler with new Lochinvar pool boiler ERN402-4 Like for Like.

- Permit number: MEC2019-00423
- Issued: Apr 19, 2019
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical HVAC/Solar)
- Status: Finished (city: Letter of Completion)
- Reported cost: $11,433
- ZIP code: 80301
- All permits at this address: https://nearbypermits.com/boulder/address/3350-chisholm-trl/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-09 19:38 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3350 Chisholm Trl: https://nearbypermits.com/boulder/address/3350-chisholm-trl/