# Mechanical (HVAC) permit MEC2025-01856 at 1804 Mapleton Ave, Boulder

Boulder Planning and Development Services permit MEC2025-01856: issued Oct 27, 2025 for mechanical (hvac) work at 1804 Mapleton Ave. Voided for inactivity - no inspection within 180 days Installing Lennox Heat Pump System Components: (1) Lennox Indoor Coil - CK40CT-30B-71 (1) Lennox Air Conditioner - EL18KSLV024-230 (1) Lennox L40 Smart Programmable Wifi Thermostat Homeowner will be using a 3rd party for all electrical work 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: MEC2025-01856
- Issued: Oct 27, 2025
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical with Electrical)
- Status: Cancelled (city: Void)
- Reported cost: $13,686
- ZIP code: 80302
- All permits at this address: https://nearbypermits.com/boulder/address/1804-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 03:43 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 1804 Mapleton Ave: https://nearbypermits.com/boulder/address/1804-mapleton-ave/