# Mechanical (HVAC) permit MEC2025-01439 at 873 Cypress Dr, Boulder

Boulder Planning and Development Services permit MEC2025-01439: issued Sep 15, 2025 for mechanical (hvac) work at 873 Cypress Dr. Replacing existing 4 Ton AC and 80% furnace. Furnace is in a closet on second floor. Adding drain pan with safety water switch. Reconnect flues with double wall wye. Adding service outlet for AC service if needed. New System brand Carrier. Licence Electrician will rehook and all electrical. 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: MEC2025-01439
- Issued: Sep 15, 2025
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical with Electrical)
- Status: Finished (city: Letter of Completion)
- Reported cost: $9,400
- ZIP code: 80303
- All permits at this address: https://nearbypermits.com/boulder/address/873-cypress-dr/

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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 03:19 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 873 Cypress Dr: https://nearbypermits.com/boulder/address/873-cypress-dr/