# Mechanical (HVAC) permit MEC2025-01825 at 3865 Darley Ave, Boulder

Boulder Planning and Development Services permit MEC2025-01825: issued Nov 13, 2025 for mechanical (hvac) work at 3865 Darley Ave. Voided for inactivity - no inspection within 180 days. Homeowner install of woodburning stove insert into existing fireplace. The installer is responsible for verifying the good, safe operating condition of the existing wood fireplace flue/chimney for the new installation Any electrical work required beyond a like-for-like replacement of equipment will require an electrical permit for inspection of the electrical scope. 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: MEC2025-01825
- Issued: Nov 13, 2025
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical HVAC/Solar)
- Status: Cancelled (city: Void)
- Reported cost: $5,300
- ZIP code: 80305
- All permits at this address: https://nearbypermits.com/boulder/address/3865-darley-ave/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-09 03:55 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3865 Darley Ave: https://nearbypermits.com/boulder/address/3865-darley-ave/