# Mechanical (HVAC) permit MEC2026-00409 at 4464 9th St, Boulder

Boulder Planning and Development Services permit MEC2026-00409: issued Mar 19, 2026 for mechanical (hvac) work at 4464 9th St. Lennox Elite Series Cold Climate Heat Pump System Size: 29k BTUs System Components: (1) Lennox Indoor Coil - CK40CT-36A-71 (1) Lennox Elite Series - EL18KSLV-036 Heat Pump 3 Ton (1) EcoBee Smart Thermostat w/Voice Control Other Additions: All necessary electrical supplies for connection of heat pumps to the existing AC main supply feed. Electrical Upgrades: Branch Circuit Connection AHRI# 216618935 PLEASE NOTE: APPLICABLE ONLY TO SYSTEMS WITH FUEL BURNING APPLIANCES: 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: MEC2026-00409
- Issued: Mar 19, 2026
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical with Electrical)
- Status: Issued (city: Issued)
- Reported cost: $14,734
- ZIP code: 80304
- All permits at this address: https://nearbypermits.com/boulder/address/4464-9th-st/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 23:23 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 4464 9th St: https://nearbypermits.com/boulder/address/4464-9th-st/