# Mechanical (HVAC) permit MEC2026-01425 at 4500 Ottawa Pl, Boulder

Boulder Planning and Development Services permit MEC2026-01425: issued Aug 13, 2026 for mechanical (hvac) work at 4500 Ottawa Pl. System Size: 28.8k BTU's of heat at 5 degrees AHRI #216581393 1× Lennox Elite Series Heat Pump (3 Ton) - EL18KSLV-036 1× Lennox Indoor Coil - CK40CT-36B-71 1× EcoBee Thermostat - EB-STATE6P-01 Replace existing AC with 3 ton Lennox cold climate heat pump designed to work with existing furnace. Install new thermostat. Remove and discard humidifier. Electrify about 81% of homes annual heat needs. Electrical Scope: Branch circuit connection from the electrical panel to the new outdoor unit with new condenser breaker (sized per manufacturer specifications) and emergency disconnect. 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: MEC2026-01425
- Issued: Aug 13, 2026
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical with Electrical)
- Status: Issued (city: Issued)
- Reported cost: $13,931
- ZIP code: 80303
- All permits at this address: https://nearbypermits.com/boulder/address/4500-ottawa-pl/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 18:59 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 4500 Ottawa Pl: https://nearbypermits.com/boulder/address/4500-ottawa-pl/